diff options
Diffstat (limited to 'drivers/video/omap2')
| -rw-r--r-- | drivers/video/omap2/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/video/omap2/Makefile | 1 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/Kconfig | 75 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/Makefile | 11 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-acx565akm.c | 798 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-generic-dpi.c | 744 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-lgphilips-lb035q02.c | 262 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-n8x0.c | 616 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c | 290 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-picodlp.c | 559 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-picodlp.h | 288 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c | 198 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-taal.c | 1551 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-tfp410.c | 353 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-tpo-td043mtea1.c | 596 |
15 files changed, 0 insertions, 6343 deletions
diff --git a/drivers/video/omap2/Kconfig b/drivers/video/omap2/Kconfig index 56cad0f5386c..63b23f87081d 100644 --- a/drivers/video/omap2/Kconfig +++ b/drivers/video/omap2/Kconfig @@ -5,7 +5,6 @@ if ARCH_OMAP2PLUS source "drivers/video/omap2/dss/Kconfig" source "drivers/video/omap2/omapfb/Kconfig" -source "drivers/video/omap2/displays/Kconfig" source "drivers/video/omap2/displays-new/Kconfig" endif diff --git a/drivers/video/omap2/Makefile b/drivers/video/omap2/Makefile index 86873c2fbb27..bf8127df8c71 100644 --- a/drivers/video/omap2/Makefile +++ b/drivers/video/omap2/Makefile @@ -1,6 +1,5 @@ obj-$(CONFIG_OMAP2_VRFB) += vrfb.o obj-$(CONFIG_OMAP2_DSS) += dss/ -obj-y += displays/ obj-y += displays-new/ obj-$(CONFIG_FB_OMAP2) += omapfb/ diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig deleted file mode 100644 index e80ac1c79561..000000000000 --- a/drivers/video/omap2/displays/Kconfig +++ /dev/null @@ -1,75 +0,0 @@ -menu "OMAP2/3 Display Device Drivers (old device model)" - depends on OMAP2_DSS - -config PANEL_GENERIC_DPI - tristate "Generic DPI Panel" - depends on OMAP2_DSS_DPI - help - Generic DPI panel driver. - Supports DVI output for Beagle and OMAP3 SDP. - Supports LCD Panel used in TI SDP3430 and EVM boards, - OMAP3517 EVM boards and CM-T35. - -config PANEL_TFP410 - tristate "TFP410 DPI-to-DVI chip" - depends on OMAP2_DSS_DPI && I2C - help - Driver for TFP410 DPI-to-DVI chip. The driver uses i2c to read EDID - information from the monitor. - -config PANEL_LGPHILIPS_LB035Q02 - tristate "LG.Philips LB035Q02 LCD Panel" - depends on OMAP2_DSS_DPI && SPI - help - LCD Panel used on the Gumstix Overo Palo35 - -config PANEL_SHARP_LS037V7DW01 - tristate "Sharp LS037V7DW01 LCD Panel" - depends on OMAP2_DSS_DPI - depends on BACKLIGHT_CLASS_DEVICE - help - LCD Panel used in TI's SDP3430 and EVM boards - -config PANEL_NEC_NL8048HL11_01B - tristate "NEC NL8048HL11-01B Panel" - depends on OMAP2_DSS_DPI - depends on SPI - depends on BACKLIGHT_CLASS_DEVICE - help - This NEC NL8048HL11-01B panel is TFT LCD - used in the Zoom2/3/3630 sdp boards. - -config PANEL_PICODLP - tristate "TI PICO DLP mini-projector" - depends on OMAP2_DSS_DPI && I2C - help - A mini-projector used in TI's SDP4430 and EVM boards - For more info please visit http://www.dlp.com/projector/ - -config PANEL_TAAL - tristate "Taal DSI Panel" - depends on OMAP2_DSS_DSI - depends on BACKLIGHT_CLASS_DEVICE - help - Taal DSI command mode panel from TPO. - -config PANEL_TPO_TD043MTEA1 - tristate "TPO TD043MTEA1 LCD Panel" - depends on OMAP2_DSS_DPI && SPI - help - LCD Panel used in OMAP3 Pandora - -config PANEL_ACX565AKM - tristate "ACX565AKM Panel" - depends on OMAP2_DSS_SDI && SPI - depends on BACKLIGHT_CLASS_DEVICE - help - This is the LCD panel used on Nokia N900 - -config PANEL_N8X0 - tristate "N8X0 Panel" - depends on OMAP2_DSS_RFBI && SPI - depends on BACKLIGHT_CLASS_DEVICE - help - This is the LCD panel used on Nokia N8x0 -endmenu diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile deleted file mode 100644 index 58a5176b07b0..000000000000 --- a/drivers/video/omap2/displays/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -obj-$(CONFIG_PANEL_GENERIC_DPI) += panel-generic-dpi.o -obj-$(CONFIG_PANEL_TFP410) += panel-tfp410.o -obj-$(CONFIG_PANEL_LGPHILIPS_LB035Q02) += panel-lgphilips-lb035q02.o -obj-$(CONFIG_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o -obj-$(CONFIG_PANEL_NEC_NL8048HL11_01B) += panel-nec-nl8048hl11-01b.o - -obj-$(CONFIG_PANEL_TAAL) += panel-taal.o -obj-$(CONFIG_PANEL_PICODLP) += panel-picodlp.o -obj-$(CONFIG_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o -obj-$(CONFIG_PANEL_ACX565AKM) += panel-acx565akm.o -obj-$(CONFIG_PANEL_N8X0) += panel-n8x0.o diff --git a/drivers/video/omap2/displays/panel-acx565akm.c b/drivers/video/omap2/displays/panel-acx565akm.c deleted file mode 100644 index 3fd100fc853e..000000000000 --- a/drivers/video/omap2/displays/panel-acx565akm.c +++ /dev/null @@ -1,798 +0,0 @@ -/* - * Support for ACX565AKM LCD Panel used on Nokia N900 - * - * Copyright (C) 2010 Nokia Corporation - * - * Original Driver Author: Imre Deak <imre.deak@nokia.com> - * Based on panel-generic.c by Tomi Valkeinen <tomi.valkeinen@nokia.com> - * Adapted to new DSS2 framework: Roger Quadros <roger.quadros@nokia.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/jiffies.h> -#include <linux/sched.h> -#include <linux/backlight.h> -#include <linux/fb.h> -#include <linux/gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#define MIPID_CMD_READ_DISP_ID 0x04 -#define MIPID_CMD_READ_RED 0x06 -#define MIPID_CMD_READ_GREEN 0x07 -#define MIPID_CMD_READ_BLUE 0x08 -#define MIPID_CMD_READ_DISP_STATUS 0x09 -#define MIPID_CMD_RDDSDR 0x0F -#define MIPID_CMD_SLEEP_IN 0x10 -#define MIPID_CMD_SLEEP_OUT 0x11 -#define MIPID_CMD_DISP_OFF 0x28 -#define MIPID_CMD_DISP_ON 0x29 -#define MIPID_CMD_WRITE_DISP_BRIGHTNESS 0x51 -#define MIPID_CMD_READ_DISP_BRIGHTNESS 0x52 -#define MIPID_CMD_WRITE_CTRL_DISP 0x53 - -#define CTRL_DISP_BRIGHTNESS_CTRL_ON (1 << 5) -#define CTRL_DISP_AMBIENT_LIGHT_CTRL_ON (1 << 4) -#define CTRL_DISP_BACKLIGHT_ON (1 << 2) -#define CTRL_DISP_AUTO_BRIGHTNESS_ON (1 << 1) - -#define MIPID_CMD_READ_CTRL_DISP 0x54 -#define MIPID_CMD_WRITE_CABC 0x55 -#define MIPID_CMD_READ_CABC 0x56 - -#define MIPID_VER_LPH8923 3 -#define MIPID_VER_LS041Y3 4 -#define MIPID_VER_L4F00311 8 -#define MIPID_VER_ACX565AKM 9 - -struct acx565akm_device { - char *name; - int enabled; - int model; - int revision; - u8 display_id[3]; - unsigned has_bc:1; - unsigned has_cabc:1; - unsigned cabc_mode; - unsigned long hw_guard_end; /* next value of jiffies - when we can issue the - next sleep in/out command */ - unsigned long hw_guard_wait; /* max guard time in jiffies */ - - struct spi_device *spi; - struct mutex mutex; - - struct omap_dss_device *dssdev; - struct backlight_device *bl_dev; -}; - -static struct acx565akm_device acx_dev; -static int acx565akm_bl_update_status(struct backlight_device *dev); - -/*--------------------MIPID interface-----------------------------*/ - -static void acx565akm_transfer(struct acx565akm_device *md, int cmd, - const u8 *wbuf, int wlen, u8 *rbuf, int rlen) -{ - struct spi_message m; - struct spi_transfer *x, xfer[5]; - int r; - - BUG_ON(md->spi == NULL); - - spi_message_init(&m); - - memset(xfer, 0, sizeof(xfer)); - x = &xfer[0]; - - cmd &= 0xff; - x->tx_buf = &cmd; - x->bits_per_word = 9; - x->len = 2; - - if (rlen > 1 && wlen == 0) { - /* - * Between the command and the response data there is a - * dummy clock cycle. Add an extra bit after the command - * word to account for this. - */ - x->bits_per_word = 10; - cmd <<= 1; - } - spi_message_add_tail(x, &m); - - if (wlen) { - x++; - x->tx_buf = wbuf; - x->len = wlen; - x->bits_per_word = 9; - spi_message_add_tail(x, &m); - } - - if (rlen) { - x++; - x->rx_buf = rbuf; - x->len = rlen; - spi_message_add_tail(x, &m); - } - - r = spi_sync(md->spi, &m); - if (r < 0) - dev_dbg(&md->spi->dev, "spi_sync %d\n", r); -} - -static inline void acx565akm_cmd(struct acx565akm_device *md, int cmd) -{ - acx565akm_transfer(md, cmd, NULL, 0, NULL, 0); -} - -static inline void acx565akm_write(struct acx565akm_device *md, - int reg, const u8 *buf, int len) -{ - acx565akm_transfer(md, reg, buf, len, NULL, 0); -} - -static inline void acx565akm_read(struct acx565akm_device *md, - int reg, u8 *buf, int len) -{ - acx565akm_transfer(md, reg, NULL, 0, buf, len); -} - -static void hw_guard_start(struct acx565akm_device *md, int guard_msec) -{ - md->hw_guard_wait = msecs_to_jiffies(guard_msec); - md->hw_guard_end = jiffies + md->hw_guard_wait; -} - -static void hw_guard_wait(struct acx565akm_device *md) -{ - unsigned long wait = md->hw_guard_end - jiffies; - - if ((long)wait > 0 && wait <= md->hw_guard_wait) { - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(wait); - } -} - -/*----------------------MIPID wrappers----------------------------*/ - -static void set_sleep_mode(struct acx565akm_device *md, int on) -{ - int cmd; - - if (on) - cmd = MIPID_CMD_SLEEP_IN; - else - cmd = MIPID_CMD_SLEEP_OUT; - /* - * We have to keep 120msec between sleep in/out commands. - * (8.2.15, 8.2.16). - */ - hw_guard_wait(md); - acx565akm_cmd(md, cmd); - hw_guard_start(md, 120); -} - -static void set_display_state(struct acx565akm_device *md, int enabled) -{ - int cmd = enabled ? MIPID_CMD_DISP_ON : MIPID_CMD_DISP_OFF; - - acx565akm_cmd(md, cmd); -} - -static int panel_enabled(struct acx565akm_device *md) -{ - u32 disp_status; - int enabled; - - acx565akm_read(md, MIPID_CMD_READ_DISP_STATUS, (u8 *)&disp_status, 4); - disp_status = __be32_to_cpu(disp_status); - enabled = (disp_status & (1 << 17)) && (disp_status & (1 << 10)); - dev_dbg(&md->spi->dev, - "LCD panel %senabled by bootloader (status 0x%04x)\n", - enabled ? "" : "not ", disp_status); - return enabled; -} - -static int panel_detect(struct acx565akm_device *md) -{ - acx565akm_read(md, MIPID_CMD_READ_DISP_ID, md->display_id, 3); - dev_dbg(&md->spi->dev, "MIPI display ID: %02x%02x%02x\n", - md->display_id[0], md->display_id[1], md->display_id[2]); - - switch (md->display_id[0]) { - case 0x10: - md->model = MIPID_VER_ACX565AKM; - md->name = "acx565akm"; - md->has_bc = 1; - md->has_cabc = 1; - break; - case 0x29: - md->model = MIPID_VER_L4F00311; - md->name = "l4f00311"; - break; - case 0x45: - md->model = MIPID_VER_LPH8923; - md->name = "lph8923"; - break; - case 0x83: - md->model = MIPID_VER_LS041Y3; - md->name = "ls041y3"; - break; - default: - md->name = "unknown"; - dev_err(&md->spi->dev, "invalid display ID\n"); - return -ENODEV; - } - - md->revision = md->display_id[1]; - - dev_info(&md->spi->dev, "omapfb: %s rev %02x LCD detected\n", - md->name, md->revision); - - return 0; -} - -/*----------------------Backlight Control-------------------------*/ - -static void enable_backlight_ctrl(struct acx565akm_device *md, int enable) -{ - u16 ctrl; - - acx565akm_read(md, MIPID_CMD_READ_CTRL_DISP, (u8 *)&ctrl, 1); - if (enable) { - ctrl |= CTRL_DISP_BRIGHTNESS_CTRL_ON | - CTRL_DISP_BACKLIGHT_ON; - } else { - ctrl &= ~(CTRL_DISP_BRIGHTNESS_CTRL_ON | - CTRL_DISP_BACKLIGHT_ON); - } - - ctrl |= 1 << 8; - acx565akm_write(md, MIPID_CMD_WRITE_CTRL_DISP, (u8 *)&ctrl, 2); -} - -static void set_cabc_mode(struct acx565akm_device *md, unsigned mode) -{ - u16 cabc_ctrl; - - md->cabc_mode = mode; - if (!md->enabled) - return; - cabc_ctrl = 0; - acx565akm_read(md, MIPID_CMD_READ_CABC, (u8 *)&cabc_ctrl, 1); - cabc_ctrl &= ~3; - cabc_ctrl |= (1 << 8) | (mode & 3); - acx565akm_write(md, MIPID_CMD_WRITE_CABC, (u8 *)&cabc_ctrl, 2); -} - -static unsigned get_cabc_mode(struct acx565akm_device *md) -{ - return md->cabc_mode; -} - -static unsigned get_hw_cabc_mode(struct acx565akm_device *md) -{ - u8 cabc_ctrl; - - acx565akm_read(md, MIPID_CMD_READ_CABC, &cabc_ctrl, 1); - return cabc_ctrl & 3; -} - -static void acx565akm_set_brightness(struct acx565akm_device *md, int level) -{ - int bv; - - bv = level | (1 << 8); - acx565akm_write(md, MIPID_CMD_WRITE_DISP_BRIGHTNESS, (u8 *)&bv, 2); - - if (level) - enable_backlight_ctrl(md, 1); - else - enable_backlight_ctrl(md, 0); -} - -static int acx565akm_get_actual_brightness(struct acx565akm_device *md) -{ - u8 bv; - - acx565akm_read(md, MIPID_CMD_READ_DISP_BRIGHTNESS, &bv, 1); - - return bv; -} - - -static int acx565akm_bl_update_status(struct backlight_device *dev) -{ - struct acx565akm_device *md = dev_get_drvdata(&dev->dev); - int r; - int level; - - dev_dbg(&md->spi->dev, "%s\n", __func__); - - mutex_lock(&md->mutex); - - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) - level = dev->props.brightness; - else - level = 0; - - r = 0; - if (md->has_bc) - acx565akm_set_brightness(md, level); - else - r = -ENODEV; - - mutex_unlock(&md->mutex); - - return r; -} - -static int acx565akm_bl_get_intensity(struct backlight_device *dev) -{ - struct acx565akm_device *md = dev_get_drvdata(&dev->dev); - - dev_dbg(&dev->dev, "%s\n", __func__); - - if (!md->has_bc) - return -ENODEV; - - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) { - if (md->has_bc) - return acx565akm_get_actual_brightness(md); - else - return dev->props.brightness; - } - - return 0; -} - -static const struct backlight_ops acx565akm_bl_ops = { - .get_brightness = acx565akm_bl_get_intensity, - .update_status = acx565akm_bl_update_status, -}; - -/*--------------------Auto Brightness control via Sysfs---------------------*/ - -static const char *cabc_modes[] = { - "off", /* always used when CABC is not supported */ - "ui", - "still-image", - "moving-image", -}; - -static ssize_t show_cabc_mode(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct acx565akm_device *md = dev_get_drvdata(dev); - const char *mode_str; - int mode; - int len; - - if (!md->has_cabc) - mode = 0; - else - mode = get_cabc_mode(md); - mode_str = "unknown"; - if (mode >= 0 && mode < ARRAY_SIZE(cabc_modes)) - mode_str = cabc_modes[mode]; - len = snprintf(buf, PAGE_SIZE, "%s\n", mode_str); - - return len < PAGE_SIZE - 1 ? len : PAGE_SIZE - 1; -} - -static ssize_t store_cabc_mode(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct acx565akm_device *md = dev_get_drvdata(dev); - int i; - - for (i = 0; i < ARRAY_SIZE(cabc_modes); i++) { - const char *mode_str = cabc_modes[i]; - int cmp_len = strlen(mode_str); - - if (count > 0 && buf[count - 1] == '\n') - count--; - if (count != cmp_len) - continue; - - if (strncmp(buf, mode_str, cmp_len) == 0) - break; - } - - if (i == ARRAY_SIZE(cabc_modes)) - return -EINVAL; - - if (!md->has_cabc && i != 0) - return -EINVAL; - - mutex_lock(&md->mutex); - set_cabc_mode(md, i); - mutex_unlock(&md->mutex); - - return count; -} - -static ssize_t show_cabc_available_modes(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct acx565akm_device *md = dev_get_drvdata(dev); - int len; - int i; - - if (!md->has_cabc) - return snprintf(buf, PAGE_SIZE, "%s\n", cabc_modes[0]); - - for (i = 0, len = 0; - len < PAGE_SIZE && i < ARRAY_SIZE(cabc_modes); i++) - len += snprintf(&buf[len], PAGE_SIZE - len, "%s%s%s", - i ? " " : "", cabc_modes[i], - i == ARRAY_SIZE(cabc_modes) - 1 ? "\n" : ""); - - return len < PAGE_SIZE ? len : PAGE_SIZE - 1; -} - -static DEVICE_ATTR(cabc_mode, S_IRUGO | S_IWUSR, - show_cabc_mode, store_cabc_mode); -static DEVICE_ATTR(cabc_available_modes, S_IRUGO, - show_cabc_available_modes, NULL); - -static struct attribute *bldev_attrs[] = { - &dev_attr_cabc_mode.attr, - &dev_attr_cabc_available_modes.attr, - NULL, -}; - -static struct attribute_group bldev_attr_group = { - .attrs = bldev_attrs, -}; - - -/*---------------------------ACX Panel----------------------------*/ - -static int acx_get_recommended_bpp(struct omap_dss_device *dssdev) -{ - return 16; -} - -static struct omap_video_timings acx_panel_timings = { - .x_res = 800, - .y_res = 480, - .pixel_clock = 24000, - .hfp = 28, - .hsw = 4, - .hbp = 24, - .vfp = 3, - .vsw = 3, - .vbp = 4, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, -}; - -static struct panel_acx565akm_data *get_panel_data(struct omap_dss_device *dssdev) -{ - return (struct panel_acx565akm_data *) dssdev->data; -} - -static int acx_panel_probe(struct omap_dss_device *dssdev) -{ - int r; - struct acx565akm_device *md = &acx_dev; - struct panel_acx565akm_data *panel_data = get_panel_data(dssdev); - struct backlight_device *bldev; - int max_brightness, brightness; - struct backlight_properties props; - - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (!panel_data) - return -EINVAL; - - /* FIXME AC bias ? */ - dssdev->panel.timings = acx_panel_timings; - - if (gpio_is_valid(panel_data->reset_gpio)) { - r = devm_gpio_request_one(dssdev->dev, panel_data->reset_gpio, - GPIOF_OUT_INIT_LOW, "lcd reset"); - if (r) - return r; - } - - if (gpio_is_valid(panel_data->reset_gpio)) - gpio_set_value(panel_data->reset_gpio, 1); - - /* - * After reset we have to wait 5 msec before the first - * command can be sent. - */ - msleep(5); - - md->enabled = panel_enabled(md); - - r = panel_detect(md); - if (r) { - dev_err(dssdev->dev, "%s panel detect error\n", __func__); - if (!md->enabled && gpio_is_valid(panel_data->reset_gpio)) - gpio_set_value(panel_data->reset_gpio, 0); - - return r; - } - - mutex_lock(&acx_dev.mutex); - acx_dev.dssdev = dssdev; - mutex_unlock(&acx_dev.mutex); - - if (!md->enabled) { - if (gpio_is_valid(panel_data->reset_gpio)) - gpio_set_value(panel_data->reset_gpio, 0); - } - - /*------- Backlight control --------*/ - - memset(&props, 0, sizeof(props)); - props.fb_blank = FB_BLANK_UNBLANK; - props.power = FB_BLANK_UNBLANK; - props.type = BACKLIGHT_RAW; - - bldev = backlight_device_register("acx565akm", &md->spi->dev, - md, &acx565akm_bl_ops, &props); - md->bl_dev = bldev; - if (md->has_cabc) { - r = sysfs_create_group(&bldev->dev.kobj, &bldev_attr_group); - if (r) { - dev_err(&bldev->dev, - "%s failed to create sysfs files\n", __func__); - backlight_device_unregister(bldev); - return r; - } - md->cabc_mode = get_hw_cabc_mode(md); - } - - max_brightness = 255; - - if (md->has_bc) - brightness = acx565akm_get_actual_brightness(md); - else - brightness = 0; - - bldev->props.max_brightness = max_brightness; - bldev->props.brightness = brightness; - - acx565akm_bl_update_status(bldev); - return 0; -} - -static void acx_panel_remove(struct omap_dss_device *dssdev) -{ - struct acx565akm_device *md = &acx_dev; - - dev_dbg(dssdev->dev, "%s\n", __func__); - sysfs_remove_group(&md->bl_dev->dev.kobj, &bldev_attr_group); - backlight_device_unregister(md->bl_dev); - mutex_lock(&acx_dev.mutex); - acx_dev.dssdev = NULL; - mutex_unlock(&acx_dev.mutex); -} - -static int acx_panel_power_on(struct omap_dss_device *dssdev) -{ - struct acx565akm_device *md = &acx_dev; - struct panel_acx565akm_data *panel_data = get_panel_data(dssdev); - int r; - - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - mutex_lock(&md->mutex); - - omapdss_sdi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_sdi_set_datapairs(dssdev, dssdev->phy.sdi.datapairs); - - r = omapdss_sdi_display_enable(dssdev); - if (r) { - pr_err("%s sdi enable failed\n", __func__); - goto fail_unlock; - } - - /*FIXME tweak me */ - msleep(50); - - if (gpio_is_valid(panel_data->reset_gpio)) - gpio_set_value(panel_data->reset_gpio, 1); - - if (md->enabled) { - dev_dbg(&md->spi->dev, "panel already enabled\n"); - mutex_unlock(&md->mutex); - return 0; - } - - /* - * We have to meet all the following delay requirements: - * 1. tRW: reset pulse width 10usec (7.12.1) - * 2. tRT: reset cancel time 5msec (7.12.1) - * 3. Providing PCLK,HS,VS signals for 2 frames = ~50msec worst - * case (7.6.2) - * 4. 120msec before the sleep out command (7.12.1) - */ - msleep(120); - - set_sleep_mode(md, 0); - md->enabled = 1; - - /* 5msec between sleep out and the next command. (8.2.16) */ - msleep(5); - set_display_state(md, 1); - set_cabc_mode(md, md->cabc_mode); - - mutex_unlock(&md->mutex); - - return acx565akm_bl_update_status(md->bl_dev); - -fail_unlock: - mutex_unlock(&md->mutex); - return r; -} - -static void acx_panel_power_off(struct omap_dss_device *dssdev) -{ - struct acx565akm_device *md = &acx_dev; - struct panel_acx565akm_data *panel_data = get_panel_data(dssdev); - - dev_dbg(dssdev->dev, "%s\n", __func__); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - mutex_lock(&md->mutex); - - if (!md->enabled) { - mutex_unlock(&md->mutex); - return; - } - set_display_state(md, 0); - set_sleep_mode(md, 1); - md->enabled = 0; - /* - * We have to provide PCLK,HS,VS signals for 2 frames (worst case - * ~50msec) after sending the sleep in command and asserting the - * reset signal. We probably could assert the reset w/o the delay - * but we still delay to avoid possible artifacts. (7.6.1) - */ - msleep(50); - - if (gpio_is_valid(panel_data->reset_gpio)) - gpio_set_value(panel_data->reset_gpio, 0); - - /* FIXME need to tweak this delay */ - msleep(100); - - omapdss_sdi_display_disable(dssdev); - - mutex_unlock(&md->mutex); -} - -static int acx_panel_enable(struct omap_dss_device *dssdev) -{ - int r; - - dev_dbg(dssdev->dev, "%s\n", __func__); - r = acx_panel_power_on(dssdev); - - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - return 0; -} - -static void acx_panel_disable(struct omap_dss_device *dssdev) -{ - dev_dbg(dssdev->dev, "%s\n", __func__); - acx_panel_power_off(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static void acx_panel_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - omapdss_sdi_set_timings(dssdev, timings); - - dssdev->panel.timings = *timings; -} - -static int acx_panel_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - return 0; -} - - -static struct omap_dss_driver acx_panel_driver = { - .probe = acx_panel_probe, - .remove = acx_panel_remove, - - .enable = acx_panel_enable, - .disable = acx_panel_disable, - - .set_timings = acx_panel_set_timings, - .check_timings = acx_panel_check_timings, - - .get_recommended_bpp = acx_get_recommended_bpp, - - .driver = { - .name = "panel-acx565akm", - .owner = THIS_MODULE, - }, -}; - -/*--------------------SPI probe-------------------------*/ - -static int acx565akm_spi_probe(struct spi_device *spi) -{ - struct acx565akm_device *md = &acx_dev; - - dev_dbg(&spi->dev, "%s\n", __func__); - - spi->mode = SPI_MODE_3; - md->spi = spi; - mutex_init(&md->mutex); - dev_set_drvdata(&spi->dev, md); - - omap_dss_register_driver(&acx_panel_driver); - - return 0; -} - -static int acx565akm_spi_remove(struct spi_device *spi) -{ - struct acx565akm_device *md = dev_get_drvdata(&spi->dev); - - dev_dbg(&md->spi->dev, "%s\n", __func__); - omap_dss_unregister_driver(&acx_panel_driver); - - return 0; -} - -static struct spi_driver acx565akm_spi_driver = { - .driver = { - .name = "acx565akm", - .owner = THIS_MODULE, - }, - .probe = acx565akm_spi_probe, - .remove = acx565akm_spi_remove, -}; - -module_spi_driver(acx565akm_spi_driver); - -MODULE_AUTHOR("Nokia Corporation"); -MODULE_DESCRIPTION("acx565akm LCD Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-generic-dpi.c b/drivers/video/omap2/displays/panel-generic-dpi.c deleted file mode 100644 index bebebd45847f..000000000000 --- a/drivers/video/omap2/displays/panel-generic-dpi.c +++ /dev/null @@ -1,744 +0,0 @@ -/* - * Generic DPI Panels support - * - * Copyright (C) 2010 Canonical Ltd. - * Author: Bryan Wu <bryan.wu@canonical.com> - * - * LCD panel driver for Sharp LQ043T1DG01 - * - * Copyright (C) 2009 Texas Instruments Inc - * Author: Vaibhav Hiremath <hvaibhav@ti.com> - * - * LCD panel driver for Toppoly TDO35S - * - * Copyright (C) 2009 CompuLab, Ltd. - * Author: Mike Rapoport <mike@compulab.co.il> - * - * Copyright (C) 2008 Nokia Corporation - * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/slab.h> -#include <linux/gpio.h> -#include <video/omapdss.h> - -#include <video/omap-panel-data.h> - -struct panel_config { - struct omap_video_timings timings; - - int power_on_delay; - int power_off_delay; - - /* - * Used to match device to panel configuration - * when use generic panel driver - */ - const char *name; -}; - -/* Panel configurations */ -static struct panel_config generic_dpi_panels[] = { - /* Sharp LQ043T1DG01 */ - { - { - .x_res = 480, - .y_res = 272, - - .pixel_clock = 9000, - - .hsw = 42, - .hfp = 3, - .hbp = 2, - - .vsw = 11, - .vfp = 3, - .vbp = 2, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_LOW, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .power_on_delay = 50, - .power_off_delay = 100, - .name = "sharp_lq", - }, - - /* Sharp LS037V7DW01 */ - { - { - .x_res = 480, - .y_res = 640, - - .pixel_clock = 19200, - - .hsw = 2, - .hfp = 1, - .hbp = 28, - - .vsw = 1, - .vfp = 1, - .vbp = 1, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .power_on_delay = 50, - .power_off_delay = 100, - .name = "sharp_ls", - }, - - /* Toppoly TDO35S */ - { - { - .x_res = 480, - .y_res = 640, - - .pixel_clock = 26000, - - .hfp = 104, - .hsw = 8, - .hbp = 8, - - .vfp = 4, - .vsw = 2, - .vbp = 2, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - }, - .power_on_delay = 0, - .power_off_delay = 0, - .name = "toppoly_tdo35s", - }, - - /* Samsung LTE430WQ-F0C */ - { - { - .x_res = 480, - .y_res = 272, - - .pixel_clock = 9200, - - .hfp = 8, - .hsw = 41, - .hbp = 45 - 41, - - .vfp = 4, - .vsw = 10, - .vbp = 12 - 10, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .power_on_delay = 0, - .power_off_delay = 0, - .name = "samsung_lte430wq_f0c", - }, - - /* Seiko 70WVW1TZ3Z3 */ - { - { - .x_res = 800, - .y_res = 480, - - .pixel_clock = 33000, - - .hsw = 128, - .hfp = 10, - .hbp = 10, - - .vsw = 2, - .vfp = 4, - .vbp = 11, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .power_on_delay = 0, - .power_off_delay = 0, - .name = "seiko_70wvw1tz3", - }, - - /* Powertip PH480272T */ - { - { - .x_res = 480, - .y_res = 272, - - .pixel_clock = 9000, - - .hsw = 40, - .hfp = 2, - .hbp = 2, - - .vsw = 10, - .vfp = 2, - .vbp = 2, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_LOW, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .power_on_delay = 0, - .power_off_delay = 0, - .name = "powertip_ph480272t", - }, - - /* Innolux AT070TN83 */ - { - { - .x_res = 800, - .y_res = 480, - - .pixel_clock = 40000, - - .hsw = 48, - .hfp = 1, - .hbp = 1, - - .vsw = 3, - .vfp = 12, - .vbp = 25, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .power_on_delay = 0, - .power_off_delay = 0, - .name = "innolux_at070tn83", - }, - - /* NEC NL2432DR22-11B */ - { - { - .x_res = 240, - .y_res = 320, - - .pixel_clock = 5400, - - .hsw = 3, - .hfp = 3, - .hbp = 39, - - .vsw = 1, - .vfp = 2, - .vbp = 7, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "nec_nl2432dr22-11b", - }, - - /* Unknown panel used in OMAP H4 */ - { - { - .x_res = 240, - .y_res = 320, - - .pixel_clock = 6250, - - .hsw = 15, - .hfp = 15, - .hbp = 60, - - .vsw = 1, - .vfp = 1, - .vbp = 1, - - .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "h4", - }, - - /* FocalTech ETM070003DH6 */ - { - { - .x_res = 800, - .y_res = 480, - - .pixel_clock = 28000, - - .hsw = 48, - .hfp = 40, - .hbp = 40, - - .vsw = 3, - .vfp = 13, - .vbp = 29, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "focaltech_etm070003dh6", - }, - - /* Microtips Technologies - UMSH-8173MD */ - { - { - .x_res = 800, - .y_res = 480, - - .pixel_clock = 34560, - - .hsw = 13, - .hfp = 101, - .hbp = 101, - - .vsw = 23, - .vfp = 1, - .vbp = 1, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .power_on_delay = 0, - .power_off_delay = 0, - .name = "microtips_umsh_8173md", - }, - - /* OrtusTech COM43H4M10XTC */ - { - { - .x_res = 480, - .y_res = 272, - - .pixel_clock = 8000, - - .hsw = 41, - .hfp = 8, - .hbp = 4, - - .vsw = 10, - .vfp = 4, - .vbp = 2, - - .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "ortustech_com43h4m10xtc", - }, - - /* Innolux AT080TN52 */ - { - { - .x_res = 800, - .y_res = 600, - - .pixel_clock = 41142, - - .hsw = 20, - .hfp = 210, - .hbp = 46, - - .vsw = 10, - .vfp = 12, - .vbp = 23, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_LOW, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "innolux_at080tn52", - }, - - /* Mitsubishi AA084SB01 */ - { - { - .x_res = 800, - .y_res = 600, - .pixel_clock = 40000, - - .hsw = 1, - .hfp = 254, - .hbp = 1, - - .vsw = 1, - .vfp = 26, - .vbp = 1, - - .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "mitsubishi_aa084sb01", - }, - /* EDT ET0500G0DH6 */ - { - { - .x_res = 800, - .y_res = 480, - .pixel_clock = 33260, - - .hsw = 128, - .hfp = 216, - .hbp = 40, - - .vsw = 2, - .vfp = 35, - .vbp = 10, - - .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "edt_et0500g0dh6", - }, - - /* Prime-View PD050VL1 */ - { - { - .x_res = 640, - .y_res = 480, - - .pixel_clock = 25000, - - .hsw = 96, - .hfp = 18, - .hbp = 46, - - .vsw = 2, - .vfp = 10, - .vbp = 33, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "primeview_pd050vl1", - }, - - /* Prime-View PM070WL4 */ - { - { - .x_res = 800, - .y_res = 480, - - .pixel_clock = 32000, - - .hsw = 128, - .hfp = 42, - .hbp = 86, - - .vsw = 2, - .vfp = 10, - .vbp = 33, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "primeview_pm070wl4", - }, - - /* Prime-View PD104SLF */ - { - { - .x_res = 800, - .y_res = 600, - - .pixel_clock = 40000, - - .hsw = 128, - .hfp = 42, - .hbp = 86, - - .vsw = 4, - .vfp = 1, - .vbp = 23, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, - }, - .name = "primeview_pd104slf", - }, -}; - -struct panel_drv_data { - - struct omap_dss_device *dssdev; - - struct panel_config *panel_config; - - struct mutex lock; -}; - -static inline struct panel_generic_dpi_data -*get_panel_data(const struct omap_dss_device *dssdev) -{ - return (struct panel_generic_dpi_data *) dssdev->data; -} - -static int generic_dpi_panel_power_on(struct omap_dss_device *dssdev) -{ - int r, i; - struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev); - struct panel_drv_data *drv_data = dev_get_drvdata(dssdev->dev); - struct panel_config *panel_config = drv_data->panel_config; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - /* wait couple of vsyncs until enabling the LCD */ - if (panel_config->power_on_delay) - msleep(panel_config->power_on_delay); - - for (i = 0; i < panel_data->num_gpios; ++i) { - gpio_set_value_cansleep(panel_data->gpios[i], - panel_data->gpio_invert[i] ? 0 : 1); - } - - return 0; - -err0: - return r; -} - -static void generic_dpi_panel_power_off(struct omap_dss_device *dssdev) -{ - struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev); - struct panel_drv_data *drv_data = dev_get_drvdata(dssdev->dev); - struct panel_config *panel_config = drv_data->panel_config; - int i; - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - for (i = panel_data->num_gpios - 1; i >= 0; --i) { - gpio_set_value_cansleep(panel_data->gpios[i], - panel_data->gpio_invert[i] ? 1 : 0); - } - - /* wait couple of vsyncs after disabling the LCD */ - if (panel_config->power_off_delay) - msleep(panel_config->power_off_delay); - - omapdss_dpi_display_disable(dssdev); -} - -static int generic_dpi_panel_probe(struct omap_dss_device *dssdev) -{ - struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev); - struct panel_config *panel_config = NULL; - struct panel_drv_data *drv_data = NULL; - int i, r; - - dev_dbg(dssdev->dev, "probe\n"); - - if (!panel_data || !panel_data->name) - return -EINVAL; - - for (i = 0; i < ARRAY_SIZE(generic_dpi_panels); i++) { - if (strcmp(panel_data->name, generic_dpi_panels[i].name) == 0) { - panel_config = &generic_dpi_panels[i]; - break; - } - } - - if (!panel_config) - return -EINVAL; - - for (i = 0; i < panel_data->num_gpios; ++i) { - r = devm_gpio_request_one(dssdev->dev, panel_data->gpios[i], - panel_data->gpio_invert[i] ? - GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW, - "panel gpio"); - if (r) - return r; - } - - dssdev->panel.timings = panel_config->timings; - - drv_data = devm_kzalloc(dssdev->dev, sizeof(*drv_data), GFP_KERNEL); - if (!drv_data) - return -ENOMEM; - - drv_data->dssdev = dssdev; - drv_data->panel_config = panel_config; - - mutex_init(&drv_data->lock); - - dev_set_drvdata(dssdev->dev, drv_data); - - return 0; -} - -static void __exit generic_dpi_panel_remove(struct omap_dss_device *dssdev) -{ - dev_dbg(dssdev->dev, "remove\n"); - - dev_set_drvdata(dssdev->dev, NULL); -} - -static int generic_dpi_panel_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *drv_data = dev_get_drvdata(dssdev->dev); - int r; - - mutex_lock(&drv_data->lock); - - r = generic_dpi_panel_power_on(dssdev); - if (r) - goto err; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; -err: - mutex_unlock(&drv_data->lock); - - return r; -} - -static void generic_dpi_panel_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *drv_data = dev_get_drvdata(dssdev->dev); - - mutex_lock(&drv_data->lock); - - generic_dpi_panel_power_off(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - - mutex_unlock(&drv_data->lock); -} - -static void generic_dpi_panel_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *drv_data = dev_get_drvdata(dssdev->dev); - - mutex_lock(&drv_data->lock); - - omapdss_dpi_set_timings(dssdev, timings); - - dssdev->panel.timings = *timings; - - mutex_unlock(&drv_data->lock); -} - -static void generic_dpi_panel_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *drv_data = dev_get_drvdata(dssdev->dev); - - mutex_lock(&drv_data->lock); - - *timings = dssdev->panel.timings; - - mutex_unlock(&drv_data->lock); -} - -static int generic_dpi_panel_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *drv_data = dev_get_drvdata(dssdev->dev); - int r; - - mutex_lock(&drv_data->lock); - - r = dpi_check_timings(dssdev, timings); - - mutex_unlock(&drv_data->lock); - - return r; -} - -static struct omap_dss_driver dpi_driver = { - .probe = generic_dpi_panel_probe, - .remove = __exit_p(generic_dpi_panel_remove), - - .enable = generic_dpi_panel_enable, - .disable = generic_dpi_panel_disable, - - .set_timings = generic_dpi_panel_set_timings, - .get_timings = generic_dpi_panel_get_timings, - .check_timings = generic_dpi_panel_check_timings, - - .driver = { - .name = "generic_dpi_panel", - .owner = THIS_MODULE, - }, -}; - -static int __init generic_dpi_panel_drv_init(void) -{ - return omap_dss_register_driver(&dpi_driver); -} - -static void __exit generic_dpi_panel_drv_exit(void) -{ - omap_dss_unregister_driver(&dpi_driver); -} - -module_init(generic_dpi_panel_drv_init); -module_exit(generic_dpi_panel_drv_exit); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c b/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c deleted file mode 100644 index 6c51430ddb37..000000000000 --- a/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c +++ /dev/null @@ -1,262 +0,0 @@ -/* - * LCD panel driver for LG.Philips LB035Q02 - * - * Author: Steve Sakoman <steve@sakoman.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/mutex.h> -#include <linux/gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -struct lb035q02_data { - struct mutex lock; -}; - -static struct omap_video_timings lb035q02_timings = { - .x_res = 320, - .y_res = 240, - - .pixel_clock = 6500, - - .hsw = 2, - .hfp = 20, - .hbp = 68, - - .vsw = 2, - .vfp = 4, - .vbp = 18, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, -}; - -static inline struct panel_generic_dpi_data -*get_panel_data(const struct omap_dss_device *dssdev) -{ - return (struct panel_generic_dpi_data *) dssdev->data; -} - -static int lb035q02_panel_power_on(struct omap_dss_device *dssdev) -{ - struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev); - int r, i; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - for (i = 0; i < panel_data->num_gpios; ++i) { - gpio_set_value_cansleep(panel_data->gpios[i], - panel_data->gpio_invert[i] ? 0 : 1); - } - - return 0; - -err0: - return r; -} - -static void lb035q02_panel_power_off(struct omap_dss_device *dssdev) -{ - struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev); - int i; - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - for (i = panel_data->num_gpios - 1; i >= 0; --i) { - gpio_set_value_cansleep(panel_data->gpios[i], - panel_data->gpio_invert[i] ? 1 : 0); - } - - omapdss_dpi_display_disable(dssdev); -} - -static int lb035q02_panel_probe(struct omap_dss_device *dssdev) -{ - struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev); - struct lb035q02_data *ld; - int r, i; - - if (!panel_data) - return -EINVAL; - - dssdev->panel.timings = lb035q02_timings; - - ld = devm_kzalloc(dssdev->dev, sizeof(*ld), GFP_KERNEL); - if (!ld) - return -ENOMEM; - - for (i = 0; i < panel_data->num_gpios; ++i) { - r = devm_gpio_request_one(dssdev->dev, panel_data->gpios[i], - panel_data->gpio_invert[i] ? - GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW, - "panel gpio"); - if (r) - return r; - } - - mutex_init(&ld->lock); - dev_set_drvdata(dssdev->dev, ld); - - return 0; -} - -static void lb035q02_panel_remove(struct omap_dss_device *dssdev) -{ -} - -static int lb035q02_panel_enable(struct omap_dss_device *dssdev) -{ - struct lb035q02_data *ld = dev_get_drvdata(dssdev->dev); - int r; - - mutex_lock(&ld->lock); - - r = lb035q02_panel_power_on(dssdev); - if (r) - goto err; - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - mutex_unlock(&ld->lock); - return 0; -err: - mutex_unlock(&ld->lock); - return r; -} - -static void lb035q02_panel_disable(struct omap_dss_device *dssdev) -{ - struct lb035q02_data *ld = dev_get_drvdata(dssdev->dev); - - mutex_lock(&ld->lock); - - lb035q02_panel_power_off(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - - mutex_unlock(&ld->lock); -} - -static struct omap_dss_driver lb035q02_driver = { - .probe = lb035q02_panel_probe, - .remove = lb035q02_panel_remove, - - .enable = lb035q02_panel_enable, - .disable = lb035q02_panel_disable, - - .driver = { - .name = "lgphilips_lb035q02_panel", - .owner = THIS_MODULE, - }, -}; - -static int lb035q02_write_reg(struct spi_device *spi, u8 reg, u16 val) -{ - struct spi_message msg; - struct spi_transfer index_xfer = { - .len = 3, - .cs_change = 1, - }; - struct spi_transfer value_xfer = { - .len = 3, - }; - u8 buffer[16]; - - spi_message_init(&msg); - - /* register index */ - buffer[0] = 0x70; - buffer[1] = 0x00; - buffer[2] = reg & 0x7f; - index_xfer.tx_buf = buffer; - spi_message_add_tail(&index_xfer, &msg); - - /* register value */ - buffer[4] = 0x72; - buffer[5] = val >> 8; - buffer[6] = val; - value_xfer.tx_buf = buffer + 4; - spi_message_add_tail(&value_xfer, &msg); - - return spi_sync(spi, &msg); -} - -static void init_lb035q02_panel(struct spi_device *spi) -{ - /* Init sequence from page 28 of the lb035q02 spec */ - lb035q02_write_reg(spi, 0x01, 0x6300); - lb035q02_write_reg(spi, 0x02, 0x0200); - lb035q02_write_reg(spi, 0x03, 0x0177); - lb035q02_write_reg(spi, 0x04, 0x04c7); - lb035q02_write_reg(spi, 0x05, 0xffc0); - lb035q02_write_reg(spi, 0x06, 0xe806); - lb035q02_write_reg(spi, 0x0a, 0x4008); - lb035q02_write_reg(spi, 0x0b, 0x0000); - lb035q02_write_reg(spi, 0x0d, 0x0030); - lb035q02_write_reg(spi, 0x0e, 0x2800); - lb035q02_write_reg(spi, 0x0f, 0x0000); - lb035q02_write_reg(spi, 0x16, 0x9f80); - lb035q02_write_reg(spi, 0x17, 0x0a0f); - lb035q02_write_reg(spi, 0x1e, 0x00c1); - lb035q02_write_reg(spi, 0x30, 0x0300); - lb035q02_write_reg(spi, 0x31, 0x0007); - lb035q02_write_reg(spi, 0x32, 0x0000); - lb035q02_write_reg(spi, 0x33, 0x0000); - lb035q02_write_reg(spi, 0x34, 0x0707); - lb035q02_write_reg(spi, 0x35, 0x0004); - lb035q02_write_reg(spi, 0x36, 0x0302); - lb035q02_write_reg(spi, 0x37, 0x0202); - lb035q02_write_reg(spi, 0x3a, 0x0a0d); - lb035q02_write_reg(spi, 0x3b, 0x0806); -} - -static int lb035q02_panel_spi_probe(struct spi_device *spi) -{ - init_lb035q02_panel(spi); - return omap_dss_register_driver(&lb035q02_driver); -} - -static int lb035q02_panel_spi_remove(struct spi_device *spi) -{ - omap_dss_unregister_driver(&lb035q02_driver); - return 0; -} - -static struct spi_driver lb035q02_spi_driver = { - .driver = { - .name = "lgphilips_lb035q02_panel-spi", - .owner = THIS_MODULE, - }, - .probe = lb035q02_panel_spi_probe, - .remove = lb035q02_panel_spi_remove, -}; - -module_spi_driver(lb035q02_spi_driver); - -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-n8x0.c b/drivers/video/omap2/displays/panel-n8x0.c deleted file mode 100644 index 1d525fc84db9..000000000000 --- a/drivers/video/omap2/displays/panel-n8x0.c +++ /dev/null @@ -1,616 +0,0 @@ -/* #define DEBUG */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/slab.h> -#include <linux/gpio.h> -#include <linux/spi/spi.h> -#include <linux/fb.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#define BLIZZARD_REV_CODE 0x00 -#define BLIZZARD_CONFIG 0x02 -#define BLIZZARD_PLL_DIV 0x04 -#define BLIZZARD_PLL_LOCK_RANGE 0x06 -#define BLIZZARD_PLL_CLOCK_SYNTH_0 0x08 -#define BLIZZARD_PLL_CLOCK_SYNTH_1 0x0a -#define BLIZZARD_PLL_MODE 0x0c -#define BLIZZARD_CLK_SRC 0x0e -#define BLIZZARD_MEM_BANK0_ACTIVATE 0x10 -#define BLIZZARD_MEM_BANK0_STATUS 0x14 -#define BLIZZARD_PANEL_CONFIGURATION 0x28 -#define BLIZZARD_HDISP 0x2a -#define BLIZZARD_HNDP 0x2c -#define BLIZZARD_VDISP0 0x2e -#define BLIZZARD_VDISP1 0x30 -#define BLIZZARD_VNDP 0x32 -#define BLIZZARD_HSW 0x34 -#define BLIZZARD_VSW 0x38 -#define BLIZZARD_DISPLAY_MODE 0x68 -#define BLIZZARD_INPUT_WIN_X_START_0 0x6c -#define BLIZZARD_DATA_SOURCE_SELECT 0x8e -#define BLIZZARD_DISP_MEM_DATA_PORT 0x90 -#define BLIZZARD_DISP_MEM_READ_ADDR0 0x92 -#define BLIZZARD_POWER_SAVE 0xE6 -#define BLIZZARD_NDISP_CTRL_STATUS 0xE8 - -/* Data source select */ -/* For S1D13745 */ -#define BLIZZARD_SRC_WRITE_LCD_BACKGROUND 0x00 -#define BLIZZARD_SRC_WRITE_LCD_DESTRUCTIVE 0x01 -#define BLIZZARD_SRC_WRITE_OVERLAY_ENABLE 0x04 -#define BLIZZARD_SRC_DISABLE_OVERLAY 0x05 -/* For S1D13744 */ -#define BLIZZARD_SRC_WRITE_LCD 0x00 -#define BLIZZARD_SRC_BLT_LCD 0x06 - -#define BLIZZARD_COLOR_RGB565 0x01 -#define BLIZZARD_COLOR_YUV420 0x09 - -#define BLIZZARD_VERSION_S1D13745 0x01 /* Hailstorm */ -#define BLIZZARD_VERSION_S1D13744 0x02 /* Blizzard */ - -#define MIPID_CMD_READ_DISP_ID 0x04 -#define MIPID_CMD_READ_RED 0x06 -#define MIPID_CMD_READ_GREEN 0x07 -#define MIPID_CMD_READ_BLUE 0x08 -#define MIPID_CMD_READ_DISP_STATUS 0x09 -#define MIPID_CMD_RDDSDR 0x0F -#define MIPID_CMD_SLEEP_IN 0x10 -#define MIPID_CMD_SLEEP_OUT 0x11 -#define MIPID_CMD_DISP_OFF 0x28 -#define MIPID_CMD_DISP_ON 0x29 - -static struct panel_drv_data { - struct mutex lock; - - struct omap_dss_device *dssdev; - struct spi_device *spidev; - - int blizzard_ver; -} s_drv_data; - - -static inline -struct panel_n8x0_data *get_board_data(const struct omap_dss_device *dssdev) -{ - return dssdev->data; -} - -static inline -struct panel_drv_data *get_drv_data(const struct omap_dss_device *dssdev) -{ - return &s_drv_data; -} - - -static inline void blizzard_cmd(u8 cmd) -{ - omap_rfbi_write_command(&cmd, 1); -} - -static inline void blizzard_write(u8 cmd, const u8 *buf, int len) -{ - omap_rfbi_write_command(&cmd, 1); - omap_rfbi_write_data(buf, len); -} - -static inline void blizzard_read(u8 cmd, u8 *buf, int len) -{ - omap_rfbi_write_command(&cmd, 1); - omap_rfbi_read_data(buf, len); -} - -static u8 blizzard_read_reg(u8 cmd) -{ - u8 data; - blizzard_read(cmd, &data, 1); - return data; -} - -static void blizzard_ctrl_setup_update(struct omap_dss_device *dssdev, - int x, int y, int w, int h) -{ - struct panel_drv_data *ddata = get_drv_data(dssdev); - u8 tmp[18]; - int x_end, y_end; - - x_end = x + w - 1; - y_end = y + h - 1; - - tmp[0] = x; - tmp[1] = x >> 8; - tmp[2] = y; - tmp[3] = y >> 8; - tmp[4] = x_end; - tmp[5] = x_end >> 8; - tmp[6] = y_end; - tmp[7] = y_end >> 8; - - /* scaling? */ - tmp[8] = x; - tmp[9] = x >> 8; - tmp[10] = y; - tmp[11] = y >> 8; - tmp[12] = x_end; - tmp[13] = x_end >> 8; - tmp[14] = y_end; - tmp[15] = y_end >> 8; - - tmp[16] = BLIZZARD_COLOR_RGB565; - - if (ddata->blizzard_ver == BLIZZARD_VERSION_S1D13745) - tmp[17] = BLIZZARD_SRC_WRITE_LCD_BACKGROUND; - else - tmp[17] = ddata->blizzard_ver == BLIZZARD_VERSION_S1D13744 ? - BLIZZARD_SRC_WRITE_LCD : - BLIZZARD_SRC_WRITE_LCD_DESTRUCTIVE; - - omapdss_rfbi_set_pixel_size(dssdev, 16); - omapdss_rfbi_set_data_lines(dssdev, 8); - - omap_rfbi_configure(dssdev); - - blizzard_write(BLIZZARD_INPUT_WIN_X_START_0, tmp, 18); - - omapdss_rfbi_set_pixel_size(dssdev, 16); - omapdss_rfbi_set_data_lines(dssdev, 16); - - omap_rfbi_configure(dssdev); -} - -static void mipid_transfer(struct spi_device *spi, int cmd, const u8 *wbuf, - int wlen, u8 *rbuf, int rlen) -{ - struct spi_message m; - struct spi_transfer *x, xfer[4]; - u16 w; - int r; - - spi_message_init(&m); - - memset(xfer, 0, sizeof(xfer)); - x = &xfer[0]; - - cmd &= 0xff; - x->tx_buf = &cmd; - x->bits_per_word = 9; - x->len = 2; - spi_message_add_tail(x, &m); - - if (wlen) { - x++; - x->tx_buf = wbuf; - x->len = wlen; - x->bits_per_word = 9; - spi_message_add_tail(x, &m); - } - - if (rlen) { - x++; - x->rx_buf = &w; - x->len = 1; - spi_message_add_tail(x, &m); - - if (rlen > 1) { - /* Arrange for the extra clock before the first - * data bit. - */ - x->bits_per_word = 9; - x->len = 2; - - x++; - x->rx_buf = &rbuf[1]; - x->len = rlen - 1; - spi_message_add_tail(x, &m); - } - } - - r = spi_sync(spi, &m); - if (r < 0) - dev_dbg(&spi->dev, "spi_sync %d\n", r); - - if (rlen) - rbuf[0] = w & 0xff; -} - -static inline void mipid_cmd(struct spi_device *spi, int cmd) -{ - mipid_transfer(spi, cmd, NULL, 0, NULL, 0); -} - -static inline void mipid_write(struct spi_device *spi, - int reg, const u8 *buf, int len) -{ - mipid_transfer(spi, reg, buf, len, NULL, 0); -} - -static inline void mipid_read(struct spi_device *spi, - int reg, u8 *buf, int len) -{ - mipid_transfer(spi, reg, NULL, 0, buf, len); -} - -static void set_data_lines(struct spi_device *spi, int data_lines) -{ - u16 par; - - switch (data_lines) { - case 16: - par = 0x150; - break; - case 18: - par = 0x160; - break; - case 24: - par = 0x170; - break; - } - - mipid_write(spi, 0x3a, (u8 *)&par, 2); -} - -static void send_init_string(struct spi_device *spi) -{ - u16 initpar[] = { 0x0102, 0x0100, 0x0100 }; - mipid_write(spi, 0xc2, (u8 *)initpar, sizeof(initpar)); -} - -static void send_display_on(struct spi_device *spi) -{ - mipid_cmd(spi, MIPID_CMD_DISP_ON); -} - -static void send_display_off(struct spi_device *spi) -{ - mipid_cmd(spi, MIPID_CMD_DISP_OFF); -} - -static void send_sleep_out(struct spi_device *spi) -{ - mipid_cmd(spi, MIPID_CMD_SLEEP_OUT); - msleep(120); -} - -static void send_sleep_in(struct spi_device *spi) -{ - mipid_cmd(spi, MIPID_CMD_SLEEP_IN); - msleep(50); -} - -static int n8x0_panel_power_on(struct omap_dss_device *dssdev) -{ - int r; - struct panel_n8x0_data *bdata = get_board_data(dssdev); - struct panel_drv_data *ddata = get_drv_data(dssdev); - struct spi_device *spi = ddata->spidev; - u8 rev, conf; - u8 display_id[3]; - const char *panel_name; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - gpio_direction_output(bdata->ctrl_pwrdown, 1); - - omapdss_rfbi_set_size(dssdev, dssdev->panel.timings.x_res, - dssdev->panel.timings.y_res); - omapdss_rfbi_set_pixel_size(dssdev, dssdev->ctrl.pixel_size); - omapdss_rfbi_set_data_lines(dssdev, dssdev->phy.rfbi.data_lines); - omapdss_rfbi_set_interface_timings(dssdev, &dssdev->ctrl.rfbi_timings); - - r = omapdss_rfbi_display_enable(dssdev); - if (r) - goto err_rfbi_en; - - rev = blizzard_read_reg(BLIZZARD_REV_CODE); - conf = blizzard_read_reg(BLIZZARD_CONFIG); - - switch (rev & 0xfc) { - case 0x9c: - ddata->blizzard_ver = BLIZZARD_VERSION_S1D13744; - dev_info(dssdev->dev, "s1d13744 LCD controller rev %d " - "initialized (CNF pins %x)\n", rev & 0x03, conf & 0x07); - break; - case 0xa4: - ddata->blizzard_ver = BLIZZARD_VERSION_S1D13745; - dev_info(dssdev->dev, "s1d13745 LCD controller rev %d " - "initialized (CNF pins %x)\n", rev & 0x03, conf & 0x07); - break; - default: - dev_err(dssdev->dev, "invalid s1d1374x revision %02x\n", rev); - r = -ENODEV; - goto err_inv_chip; - } - - /* panel */ - - gpio_direction_output(bdata->panel_reset, 1); - - mipid_read(spi, MIPID_CMD_READ_DISP_ID, display_id, 3); - dev_dbg(&spi->dev, "MIPI display ID: %02x%02x%02x\n", - display_id[0], display_id[1], display_id[2]); - - switch (display_id[0]) { - case 0x45: - panel_name = "lph8923"; - break; - case 0x83: - panel_name = "ls041y3"; - break; - default: - dev_err(dssdev->dev, "invalid display ID 0x%x\n", - display_id[0]); - r = -ENODEV; - goto err_inv_panel; - } - - dev_info(dssdev->dev, "%s rev %02x LCD detected\n", - panel_name, display_id[1]); - - send_sleep_out(spi); - send_init_string(spi); - set_data_lines(spi, 24); - send_display_on(spi); - - return 0; - -err_inv_panel: - /* - * HACK: we should turn off the panel here, but there is some problem - * with the initialization sequence, and we fail to init the panel if we - * have turned it off - */ - /* gpio_direction_output(bdata->panel_reset, 0); */ -err_inv_chip: - omapdss_rfbi_display_disable(dssdev); -err_rfbi_en: - gpio_direction_output(bdata->ctrl_pwrdown, 0); - return r; -} - -static void n8x0_panel_power_off(struct omap_dss_device *dssdev) -{ - struct panel_n8x0_data *bdata = get_board_data(dssdev); - struct panel_drv_data *ddata = get_drv_data(dssdev); - struct spi_device *spi = ddata->spidev; - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - send_display_off(spi); - send_sleep_in(spi); - - /* - * HACK: we should turn off the panel here, but there is some problem - * with the initialization sequence, and we fail to init the panel if we - * have turned it off - */ - /* gpio_direction_output(bdata->panel_reset, 0); */ - gpio_direction_output(bdata->ctrl_pwrdown, 0); - omapdss_rfbi_display_disable(dssdev); -} - -static const struct rfbi_timings n8x0_panel_timings = { - .cs_on_time = 0, - - .we_on_time = 9000, - .we_off_time = 18000, - .we_cycle_time = 36000, - - .re_on_time = 9000, - .re_off_time = 27000, - .re_cycle_time = 36000, - - .access_time = 27000, - .cs_off_time = 36000, - - .cs_pulse_width = 0, -}; - -static int n8x0_panel_probe(struct omap_dss_device *dssdev) -{ - struct panel_n8x0_data *bdata = get_board_data(dssdev); - struct panel_drv_data *ddata; - int r; - - dev_dbg(dssdev->dev, "probe\n"); - - if (!bdata) - return -EINVAL; - - s_drv_data.dssdev = dssdev; - - ddata = &s_drv_data; - - mutex_init(&ddata->lock); - - dssdev->panel.timings.x_res = 800; - dssdev->panel.timings.y_res = 480; - dssdev->ctrl.pixel_size = 16; - dssdev->ctrl.rfbi_timings = n8x0_panel_timings; - dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE; - - if (gpio_is_valid(bdata->panel_reset)) { - r = devm_gpio_request_one(dssdev->dev, bdata->panel_reset, - GPIOF_OUT_INIT_LOW, "PANEL RESET"); - if (r) - return r; - } - - if (gpio_is_valid(bdata->ctrl_pwrdown)) { - r = devm_gpio_request_one(dssdev->dev, bdata->ctrl_pwrdown, - GPIOF_OUT_INIT_LOW, "PANEL PWRDOWN"); - if (r) - return r; - } - - return 0; -} - -static void n8x0_panel_remove(struct omap_dss_device *dssdev) -{ - dev_dbg(dssdev->dev, "remove\n"); - - dev_set_drvdata(dssdev->dev, NULL); -} - -static int n8x0_panel_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = get_drv_data(dssdev); - int r; - - dev_dbg(dssdev->dev, "enable\n"); - - mutex_lock(&ddata->lock); - - rfbi_bus_lock(); - - r = n8x0_panel_power_on(dssdev); - - rfbi_bus_unlock(); - - if (r) { - mutex_unlock(&ddata->lock); - return r; - } - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - mutex_unlock(&ddata->lock); - - return 0; -} - -static void n8x0_panel_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = get_drv_data(dssdev); - - dev_dbg(dssdev->dev, "disable\n"); - - mutex_lock(&ddata->lock); - - rfbi_bus_lock(); - - n8x0_panel_power_off(dssdev); - - rfbi_bus_unlock(); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - - mutex_unlock(&ddata->lock); -} - -static void n8x0_panel_get_resolution(struct omap_dss_device *dssdev, - u16 *xres, u16 *yres) -{ - *xres = dssdev->panel.timings.x_res; - *yres = dssdev->panel.timings.y_res; -} - -static void update_done(void *data) -{ - rfbi_bus_unlock(); -} - -static int n8x0_panel_update(struct omap_dss_device *dssdev, - u16 x, u16 y, u16 w, u16 h) -{ - struct panel_drv_data *ddata = get_drv_data(dssdev); - u16 dw, dh; - - dev_dbg(dssdev->dev, "update\n"); - - dw = dssdev->panel.timings.x_res; - dh = dssdev->panel.timings.y_res; - - if (x != 0 || y != 0 || w != dw || h != dh) { - dev_err(dssdev->dev, "invalid update region %d, %d, %d, %d\n", - x, y, w, h); - return -EINVAL; - } - - mutex_lock(&ddata->lock); - rfbi_bus_lock(); - - blizzard_ctrl_setup_update(dssdev, x, y, w, h); - - omap_rfbi_update(dssdev, update_done, NULL); - - mutex_unlock(&ddata->lock); - - return 0; -} - -static int n8x0_panel_sync(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = get_drv_data(dssdev); - - dev_dbg(dssdev->dev, "sync\n"); - - mutex_lock(&ddata->lock); - rfbi_bus_lock(); - rfbi_bus_unlock(); - mutex_unlock(&ddata->lock); - - return 0; -} - -static struct omap_dss_driver n8x0_panel_driver = { - .probe = n8x0_panel_probe, - .remove = n8x0_panel_remove, - - .enable = n8x0_panel_enable, - .disable = n8x0_panel_disable, - - .update = n8x0_panel_update, - .sync = n8x0_panel_sync, - - .get_resolution = n8x0_panel_get_resolution, - .get_recommended_bpp = omapdss_default_get_recommended_bpp, - - .driver = { - .name = "n8x0_panel", - .owner = THIS_MODULE, - }, -}; - -/* PANEL */ - -static int mipid_spi_probe(struct spi_device *spi) -{ - int r; - - dev_dbg(&spi->dev, "mipid_spi_probe\n"); - - spi->mode = SPI_MODE_0; - - s_drv_data.spidev = spi; - - r = omap_dss_register_driver(&n8x0_panel_driver); - if (r) - pr_err("n8x0_panel: dss driver registration failed\n"); - - return r; -} - -static int mipid_spi_remove(struct spi_device *spi) -{ - dev_dbg(&spi->dev, "mipid_spi_remove\n"); - omap_dss_unregister_driver(&n8x0_panel_driver); - return 0; -} - -static struct spi_driver mipid_spi_driver = { - .driver = { - .name = "lcd_mipid", - .owner = THIS_MODULE, - }, - .probe = mipid_spi_probe, - .remove = mipid_spi_remove, -}; -module_spi_driver(mipid_spi_driver); - -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c b/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c deleted file mode 100644 index 6b9f7925e918..000000000000 --- a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c +++ /dev/null @@ -1,290 +0,0 @@ -/* - * Support for NEC-nl8048hl11-01b panel driver - * - * Copyright (C) 2010 Texas Instruments Inc. - * Author: Erik Gilling <konkers@android.com> - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/fb.h> -#include <linux/gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#define LCD_XRES 800 -#define LCD_YRES 480 -/* - * NEC PIX Clock Ratings - * MIN:21.8MHz TYP:23.8MHz MAX:25.7MHz - */ -#define LCD_PIXEL_CLOCK 23800 - -static const struct { - unsigned char addr; - unsigned char dat; -} nec_8048_init_seq[] = { - { 3, 0x01 }, { 0, 0x00 }, { 1, 0x01 }, { 4, 0x00 }, { 5, 0x14 }, - { 6, 0x24 }, { 16, 0xD7 }, { 17, 0x00 }, { 18, 0x00 }, { 19, 0x55 }, - { 20, 0x01 }, { 21, 0x70 }, { 22, 0x1E }, { 23, 0x25 }, { 24, 0x25 }, - { 25, 0x02 }, { 26, 0x02 }, { 27, 0xA0 }, { 32, 0x2F }, { 33, 0x0F }, - { 34, 0x0F }, { 35, 0x0F }, { 36, 0x0F }, { 37, 0x0F }, { 38, 0x0F }, - { 39, 0x00 }, { 40, 0x02 }, { 41, 0x02 }, { 42, 0x02 }, { 43, 0x0F }, - { 44, 0x0F }, { 45, 0x0F }, { 46, 0x0F }, { 47, 0x0F }, { 48, 0x0F }, - { 49, 0x0F }, { 50, 0x00 }, { 51, 0x02 }, { 52, 0x02 }, { 53, 0x02 }, - { 80, 0x0C }, { 83, 0x42 }, { 84, 0x42 }, { 85, 0x41 }, { 86, 0x14 }, - { 89, 0x88 }, { 90, 0x01 }, { 91, 0x00 }, { 92, 0x02 }, { 93, 0x0C }, - { 94, 0x1C }, { 95, 0x27 }, { 98, 0x49 }, { 99, 0x27 }, { 102, 0x76 }, - { 103, 0x27 }, { 112, 0x01 }, { 113, 0x0E }, { 114, 0x02 }, - { 115, 0x0C }, { 118, 0x0C }, { 121, 0x30 }, { 130, 0x00 }, - { 131, 0x00 }, { 132, 0xFC }, { 134, 0x00 }, { 136, 0x00 }, - { 138, 0x00 }, { 139, 0x00 }, { 140, 0x00 }, { 141, 0xFC }, - { 143, 0x00 }, { 145, 0x00 }, { 147, 0x00 }, { 148, 0x00 }, - { 149, 0x00 }, { 150, 0xFC }, { 152, 0x00 }, { 154, 0x00 }, - { 156, 0x00 }, { 157, 0x00 }, { 2, 0x00 }, -}; - -/* - * NEC NL8048HL11-01B Manual - * defines HFB, HSW, HBP, VFP, VSW, VBP as shown below - */ - -static struct omap_video_timings nec_8048_panel_timings = { - /* 800 x 480 @ 60 Hz Reduced blanking VESA CVT 0.31M3-R */ - .x_res = LCD_XRES, - .y_res = LCD_YRES, - .pixel_clock = LCD_PIXEL_CLOCK, - .hfp = 6, - .hsw = 1, - .hbp = 4, - .vfp = 3, - .vsw = 1, - .vbp = 4, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, -}; - -static inline struct panel_nec_nl8048_data -*get_panel_data(const struct omap_dss_device *dssdev) -{ - return (struct panel_nec_nl8048_data *) dssdev->data; -} - -static int nec_8048_panel_probe(struct omap_dss_device *dssdev) -{ - struct panel_nec_nl8048_data *pd = get_panel_data(dssdev); - int r; - - if (!pd) - return -EINVAL; - - dssdev->panel.timings = nec_8048_panel_timings; - - if (gpio_is_valid(pd->qvga_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->qvga_gpio, - GPIOF_OUT_INIT_HIGH, "lcd QVGA"); - if (r) - return r; - } - - if (gpio_is_valid(pd->res_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->res_gpio, - GPIOF_OUT_INIT_LOW, "lcd RES"); - if (r) - return r; - } - - return 0; -} - -static void nec_8048_panel_remove(struct omap_dss_device *dssdev) -{ -} - -static int nec_8048_panel_power_on(struct omap_dss_device *dssdev) -{ - struct panel_nec_nl8048_data *pd = get_panel_data(dssdev); - int r; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - if (gpio_is_valid(pd->res_gpio)) - gpio_set_value_cansleep(pd->res_gpio, 1); - - return 0; - -err0: - return r; -} - -static void nec_8048_panel_power_off(struct omap_dss_device *dssdev) -{ - struct panel_nec_nl8048_data *pd = get_panel_data(dssdev); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - if (gpio_is_valid(pd->res_gpio)) - gpio_set_value_cansleep(pd->res_gpio, 0); - - omapdss_dpi_display_disable(dssdev); -} - -static int nec_8048_panel_enable(struct omap_dss_device *dssdev) -{ - int r; - - r = nec_8048_panel_power_on(dssdev); - if (r) - return r; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -} - -static void nec_8048_panel_disable(struct omap_dss_device *dssdev) -{ - nec_8048_panel_power_off(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static int nec_8048_recommended_bpp(struct omap_dss_device *dssdev) -{ - return 16; -} - -static struct omap_dss_driver nec_8048_driver = { - .probe = nec_8048_panel_probe, - .remove = nec_8048_panel_remove, - .enable = nec_8048_panel_enable, - .disable = nec_8048_panel_disable, - .get_recommended_bpp = nec_8048_recommended_bpp, - - .driver = { - .name = "NEC_8048_panel", - .owner = THIS_MODULE, - }, -}; - -static int nec_8048_spi_send(struct spi_device *spi, unsigned char reg_addr, - unsigned char reg_data) -{ - int ret = 0; - unsigned int cmd = 0, data = 0; - - cmd = 0x0000 | reg_addr; /* register address write */ - data = 0x0100 | reg_data ; /* register data write */ - data = (cmd << 16) | data; - - ret = spi_write(spi, (unsigned char *)&data, 4); - if (ret) - pr_err("error in spi_write %x\n", data); - - return ret; -} - -static int init_nec_8048_wvga_lcd(struct spi_device *spi) -{ - unsigned int i; - /* Initialization Sequence */ - /* nec_8048_spi_send(spi, REG, VAL) */ - for (i = 0; i < (ARRAY_SIZE(nec_8048_init_seq) - 1); i++) - nec_8048_spi_send(spi, nec_8048_init_seq[i].addr, - nec_8048_init_seq[i].dat); - udelay(20); - nec_8048_spi_send(spi, nec_8048_init_seq[i].addr, - nec_8048_init_seq[i].dat); - return 0; -} - -static int nec_8048_spi_probe(struct spi_device *spi) -{ - spi->mode = SPI_MODE_0; - spi->bits_per_word = 32; - spi_setup(spi); - - init_nec_8048_wvga_lcd(spi); - - return omap_dss_register_driver(&nec_8048_driver); -} - -static int nec_8048_spi_remove(struct spi_device *spi) -{ - omap_dss_unregister_driver(&nec_8048_driver); - - return 0; -} - -#ifdef CONFIG_PM_SLEEP - -static int nec_8048_spi_suspend(struct device *dev) -{ - struct spi_device *spi = to_spi_device(dev); - - nec_8048_spi_send(spi, 2, 0x01); - mdelay(40); - - return 0; -} - -static int nec_8048_spi_resume(struct device *dev) -{ - struct spi_device *spi = to_spi_device(dev); - - /* reinitialize the panel */ - spi_setup(spi); - nec_8048_spi_send(spi, 2, 0x00); - init_nec_8048_wvga_lcd(spi); - - return 0; -} - -static SIMPLE_DEV_PM_OPS(nec_8048_spi_pm_ops, nec_8048_spi_suspend, - nec_8048_spi_resume); -#define NEC_8048_SPI_PM_OPS (&nec_8048_spi_pm_ops) -#else -#define NEC_8048_SPI_PM_OPS NULL -#endif - -static struct spi_driver nec_8048_spi_driver = { - .probe = nec_8048_spi_probe, - .remove = nec_8048_spi_remove, - .driver = { - .name = "nec_8048_spi", - .owner = THIS_MODULE, - .pm = NEC_8048_SPI_PM_OPS, - }, -}; - -module_spi_driver(nec_8048_spi_driver); - -MODULE_AUTHOR("Erik Gilling <konkers@android.com>"); -MODULE_DESCRIPTION("NEC-nl8048hl11-01b Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-picodlp.c b/drivers/video/omap2/displays/panel-picodlp.c deleted file mode 100644 index 153e9bea0f6e..000000000000 --- a/drivers/video/omap2/displays/panel-picodlp.c +++ /dev/null @@ -1,559 +0,0 @@ -/* - * picodlp panel driver - * picodlp_i2c_driver: i2c_client driver - * - * Copyright (C) 2009-2011 Texas Instruments - * Author: Mythri P K <mythripk@ti.com> - * Mayuresh Janorkar <mayur@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/module.h> -#include <linux/input.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/firmware.h> -#include <linux/slab.h> -#include <linux/mutex.h> -#include <linux/i2c.h> -#include <linux/delay.h> -#include <linux/gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#include "panel-picodlp.h" - -struct picodlp_data { - struct mutex lock; - struct i2c_client *picodlp_i2c_client; -}; - -static struct i2c_board_info picodlp_i2c_board_info = { - I2C_BOARD_INFO("picodlp_i2c_driver", 0x1b), -}; - -struct picodlp_i2c_data { - struct mutex xfer_lock; -}; - -static struct i2c_device_id picodlp_i2c_id[] = { - { "picodlp_i2c_driver", 0 }, - { } -}; - -struct picodlp_i2c_command { - u8 reg; - u32 value; -}; - -static struct omap_video_timings pico_ls_timings = { - .x_res = 864, - .y_res = 480, - .hsw = 7, - .hfp = 11, - .hbp = 7, - - .pixel_clock = 19200, - - .vsw = 2, - .vfp = 3, - .vbp = 14, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, -}; - -static inline struct picodlp_panel_data - *get_panel_data(const struct omap_dss_device *dssdev) -{ - return (struct picodlp_panel_data *) dssdev->data; -} - -static u32 picodlp_i2c_read(struct i2c_client *client, u8 reg) -{ - u8 read_cmd[] = {READ_REG_SELECT, reg}, data[4]; - struct picodlp_i2c_data *picodlp_i2c_data = i2c_get_clientdata(client); - struct i2c_msg msg[2]; - - mutex_lock(&picodlp_i2c_data->xfer_lock); - - msg[0].addr = client->addr; - msg[0].flags = 0; - msg[0].len = 2; - msg[0].buf = read_cmd; - - msg[1].addr = client->addr; - msg[1].flags = I2C_M_RD; - msg[1].len = 4; - msg[1].buf = data; - - i2c_transfer(client->adapter, msg, 2); - mutex_unlock(&picodlp_i2c_data->xfer_lock); - return (data[3] | (data[2] << 8) | (data[1] << 16) | (data[0] << 24)); -} - -static int picodlp_i2c_write_block(struct i2c_client *client, - u8 *data, int len) -{ - struct i2c_msg msg; - int i, r, msg_count = 1; - - struct picodlp_i2c_data *picodlp_i2c_data = i2c_get_clientdata(client); - - if (len < 1 || len > 32) { - dev_err(&client->dev, - "too long syn_write_block len %d\n", len); - return -EIO; - } - mutex_lock(&picodlp_i2c_data->xfer_lock); - - msg.addr = client->addr; - msg.flags = 0; - msg.len = len; - msg.buf = data; - r = i2c_transfer(client->adapter, &msg, msg_count); - mutex_unlock(&picodlp_i2c_data->xfer_lock); - - /* - * i2c_transfer returns: - * number of messages sent in case of success - * a negative error number in case of failure - */ - if (r != msg_count) - goto err; - - /* In case of success */ - for (i = 0; i < len; i++) - dev_dbg(&client->dev, - "addr %x bw 0x%02x[%d]: 0x%02x\n", - client->addr, data[0] + i, i, data[i]); - - return 0; -err: - dev_err(&client->dev, "picodlp_i2c_write error\n"); - return r; -} - -static int picodlp_i2c_write(struct i2c_client *client, u8 reg, u32 value) -{ - u8 data[5]; - int i; - - data[0] = reg; - for (i = 1; i < 5; i++) - data[i] = (value >> (32 - (i) * 8)) & 0xFF; - - return picodlp_i2c_write_block(client, data, 5); -} - -static int picodlp_i2c_write_array(struct i2c_client *client, - const struct picodlp_i2c_command commands[], - int count) -{ - int i, r = 0; - for (i = 0; i < count; i++) { - r = picodlp_i2c_write(client, commands[i].reg, - commands[i].value); - if (r) - return r; - } - return r; -} - -static int picodlp_wait_for_dma_done(struct i2c_client *client) -{ - u8 trial = 100; - - do { - msleep(1); - if (!trial--) - return -ETIMEDOUT; - } while (picodlp_i2c_read(client, MAIN_STATUS) & DMA_STATUS); - - return 0; -} - -/** - * picodlp_i2c_init: i2c_initialization routine - * client: i2c_client for communication - * - * return - * 0 : Success, no error - * error code : Failure - */ -static int picodlp_i2c_init(struct i2c_client *client) -{ - int r; - static const struct picodlp_i2c_command init_cmd_set1[] = { - {SOFT_RESET, 1}, - {DMD_PARK_TRIGGER, 1}, - {MISC_REG, 5}, - {SEQ_CONTROL, 0}, - {SEQ_VECTOR, 0x100}, - {DMD_BLOCK_COUNT, 7}, - {DMD_VCC_CONTROL, 0x109}, - {DMD_PARK_PULSE_COUNT, 0xA}, - {DMD_PARK_PULSE_WIDTH, 0xB}, - {DMD_PARK_DELAY, 0x2ED}, - {DMD_SHADOW_ENABLE, 0}, - {FLASH_OPCODE, 0xB}, - {FLASH_DUMMY_BYTES, 1}, - {FLASH_ADDR_BYTES, 3}, - {PBC_CONTROL, 0}, - {FLASH_START_ADDR, CMT_LUT_0_START_ADDR}, - {FLASH_READ_BYTES, CMT_LUT_0_SIZE}, - {CMT_SPLASH_LUT_START_ADDR, 0}, - {CMT_SPLASH_LUT_DEST_SELECT, CMT_LUT_ALL}, - {PBC_CONTROL, 1}, - }; - - static const struct picodlp_i2c_command init_cmd_set2[] = { - {PBC_CONTROL, 0}, - {CMT_SPLASH_LUT_DEST_SELECT, 0}, - {PBC_CONTROL, 0}, - {FLASH_START_ADDR, SEQUENCE_0_START_ADDR}, - {FLASH_READ_BYTES, SEQUENCE_0_SIZE}, - {SEQ_RESET_LUT_START_ADDR, 0}, - {SEQ_RESET_LUT_DEST_SELECT, SEQ_SEQ_LUT}, - {PBC_CONTROL, 1}, - }; - - static const struct picodlp_i2c_command init_cmd_set3[] = { - {PBC_CONTROL, 0}, - {SEQ_RESET_LUT_DEST_SELECT, 0}, - {PBC_CONTROL, 0}, - {FLASH_START_ADDR, DRC_TABLE_0_START_ADDR}, - {FLASH_READ_BYTES, DRC_TABLE_0_SIZE}, - {SEQ_RESET_LUT_START_ADDR, 0}, - {SEQ_RESET_LUT_DEST_SELECT, SEQ_DRC_LUT_ALL}, - {PBC_CONTROL, 1}, - }; - - static const struct picodlp_i2c_command init_cmd_set4[] = { - {PBC_CONTROL, 0}, - {SEQ_RESET_LUT_DEST_SELECT, 0}, - {SDC_ENABLE, 1}, - {AGC_CTRL, 7}, - {CCA_C1A, 0x100}, - {CCA_C1B, 0x0}, - {CCA_C1C, 0x0}, - {CCA_C2A, 0x0}, - {CCA_C2B, 0x100}, - {CCA_C2C, 0x0}, - {CCA_C3A, 0x0}, - {CCA_C3B, 0x0}, - {CCA_C3C, 0x100}, - {CCA_C7A, 0x100}, - {CCA_C7B, 0x100}, - {CCA_C7C, 0x100}, - {CCA_ENABLE, 1}, - {CPU_IF_MODE, 1}, - {SHORT_FLIP, 1}, - {CURTAIN_CONTROL, 0}, - {DMD_PARK_TRIGGER, 0}, - {R_DRIVE_CURRENT, 0x298}, - {G_DRIVE_CURRENT, 0x298}, - {B_DRIVE_CURRENT, 0x298}, - {RGB_DRIVER_ENABLE, 7}, - {SEQ_CONTROL, 0}, - {ACTGEN_CONTROL, 0x10}, - {SEQUENCE_MODE, SEQ_LOCK}, - {DATA_FORMAT, RGB888}, - {INPUT_RESOLUTION, WVGA_864_LANDSCAPE}, - {INPUT_SOURCE, PARALLEL_RGB}, - {CPU_IF_SYNC_METHOD, 1}, - {SEQ_CONTROL, 1} - }; - - r = picodlp_i2c_write_array(client, init_cmd_set1, - ARRAY_SIZE(init_cmd_set1)); - if (r) - return r; - - r = picodlp_wait_for_dma_done(client); - if (r) - return r; - - r = picodlp_i2c_write_array(client, init_cmd_set2, - ARRAY_SIZE(init_cmd_set2)); - if (r) - return r; - - r = picodlp_wait_for_dma_done(client); - if (r) - return r; - - r = picodlp_i2c_write_array(client, init_cmd_set3, - ARRAY_SIZE(init_cmd_set3)); - if (r) - return r; - - r = picodlp_wait_for_dma_done(client); - if (r) - return r; - - r = picodlp_i2c_write_array(client, init_cmd_set4, - ARRAY_SIZE(init_cmd_set4)); - if (r) - return r; - - return 0; -} - -static int picodlp_i2c_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - struct picodlp_i2c_data *picodlp_i2c_data; - - picodlp_i2c_data = kzalloc(sizeof(struct picodlp_i2c_data), GFP_KERNEL); - - if (!picodlp_i2c_data) - return -ENOMEM; - - mutex_init(&picodlp_i2c_data->xfer_lock); - i2c_set_clientdata(client, picodlp_i2c_data); - - return 0; -} - -static int picodlp_i2c_remove(struct i2c_client *client) -{ - struct picodlp_i2c_data *picodlp_i2c_data = - i2c_get_clientdata(client); - kfree(picodlp_i2c_data); - return 0; -} - -static struct i2c_driver picodlp_i2c_driver = { - .driver = { - .name = "picodlp_i2c_driver", - }, - .probe = picodlp_i2c_probe, - .remove = picodlp_i2c_remove, - .id_table = picodlp_i2c_id, -}; - -static int picodlp_panel_power_on(struct omap_dss_device *dssdev) -{ - int r, trial = 100; - struct picodlp_data *picod = dev_get_drvdata(dssdev->dev); - struct picodlp_panel_data *picodlp_pdata = get_panel_data(dssdev); - - gpio_set_value(picodlp_pdata->pwrgood_gpio, 0); - msleep(1); - gpio_set_value(picodlp_pdata->pwrgood_gpio, 1); - - while (!gpio_get_value(picodlp_pdata->emu_done_gpio)) { - if (!trial--) { - dev_err(dssdev->dev, "emu_done signal not" - " going high\n"); - return -ETIMEDOUT; - } - msleep(5); - } - /* - * As per dpp2600 programming guide, - * it is required to sleep for 1000ms after emu_done signal goes high - * then only i2c commands can be successfully sent to dpp2600 - */ - msleep(1000); - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) { - dev_err(dssdev->dev, "failed to enable DPI\n"); - goto err1; - } - - r = picodlp_i2c_init(picod->picodlp_i2c_client); - if (r) - goto err; - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return r; -err: - omapdss_dpi_display_disable(dssdev); -err1: - return r; -} - -static void picodlp_panel_power_off(struct omap_dss_device *dssdev) -{ - struct picodlp_panel_data *picodlp_pdata = get_panel_data(dssdev); - - omapdss_dpi_display_disable(dssdev); - - gpio_set_value(picodlp_pdata->emu_done_gpio, 0); - gpio_set_value(picodlp_pdata->pwrgood_gpio, 0); -} - -static int picodlp_panel_probe(struct omap_dss_device *dssdev) -{ - struct picodlp_data *picod; - struct picodlp_panel_data *picodlp_pdata = get_panel_data(dssdev); - struct i2c_adapter *adapter; - struct i2c_client *picodlp_i2c_client; - int r, picodlp_adapter_id; - - dssdev->panel.timings = pico_ls_timings; - - if (!picodlp_pdata) - return -EINVAL; - - picod = devm_kzalloc(dssdev->dev, sizeof(*picod), GFP_KERNEL); - if (!picod) - return -ENOMEM; - - mutex_init(&picod->lock); - - picodlp_adapter_id = picodlp_pdata->picodlp_adapter_id; - - adapter = i2c_get_adapter(picodlp_adapter_id); - if (!adapter) { - dev_err(dssdev->dev, "can't get i2c adapter\n"); - return -ENODEV; - } - - picodlp_i2c_client = i2c_new_device(adapter, &picodlp_i2c_board_info); - if (!picodlp_i2c_client) { - dev_err(dssdev->dev, "can't add i2c device::" - " picodlp_i2c_client is NULL\n"); - return -ENODEV; - } - - picod->picodlp_i2c_client = picodlp_i2c_client; - - dev_set_drvdata(dssdev->dev, picod); - - if (gpio_is_valid(picodlp_pdata->emu_done_gpio)) { - r = devm_gpio_request_one(dssdev->dev, - picodlp_pdata->emu_done_gpio, - GPIOF_IN, "DLP EMU DONE"); - if (r) - return r; - } - - if (gpio_is_valid(picodlp_pdata->pwrgood_gpio)) { - r = devm_gpio_request_one(dssdev->dev, - picodlp_pdata->pwrgood_gpio, - GPIOF_OUT_INIT_LOW, "DLP PWRGOOD"); - if (r) - return r; - } - - return 0; -} - -static void picodlp_panel_remove(struct omap_dss_device *dssdev) -{ - struct picodlp_data *picod = dev_get_drvdata(dssdev->dev); - - i2c_unregister_device(picod->picodlp_i2c_client); - dev_set_drvdata(dssdev->dev, NULL); - dev_dbg(dssdev->dev, "removing picodlp panel\n"); -} - -static int picodlp_panel_enable(struct omap_dss_device *dssdev) -{ - struct picodlp_data *picod = dev_get_drvdata(dssdev->dev); - int r; - - dev_dbg(dssdev->dev, "enabling picodlp panel\n"); - - mutex_lock(&picod->lock); - if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED) { - mutex_unlock(&picod->lock); - return -EINVAL; - } - - r = picodlp_panel_power_on(dssdev); - mutex_unlock(&picod->lock); - - return r; -} - -static void picodlp_panel_disable(struct omap_dss_device *dssdev) -{ - struct picodlp_data *picod = dev_get_drvdata(dssdev->dev); - - mutex_lock(&picod->lock); - /* Turn off DLP Power */ - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - picodlp_panel_power_off(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - mutex_unlock(&picod->lock); - - dev_dbg(dssdev->dev, "disabling picodlp panel\n"); -} - -static void picodlp_get_resolution(struct omap_dss_device *dssdev, - u16 *xres, u16 *yres) -{ - *xres = dssdev->panel.timings.x_res; - *yres = dssdev->panel.timings.y_res; -} - -static struct omap_dss_driver picodlp_driver = { - .probe = picodlp_panel_probe, - .remove = picodlp_panel_remove, - - .enable = picodlp_panel_enable, - .disable = picodlp_panel_disable, - - .get_resolution = picodlp_get_resolution, - - .driver = { - .name = "picodlp_panel", - .owner = THIS_MODULE, - }, -}; - -static int __init picodlp_init(void) -{ - int r = 0; - - r = i2c_add_driver(&picodlp_i2c_driver); - if (r) { - printk(KERN_WARNING "picodlp_i2c_driver" \ - " registration failed\n"); - return r; - } - - r = omap_dss_register_driver(&picodlp_driver); - if (r) - i2c_del_driver(&picodlp_i2c_driver); - - return r; -} - -static void __exit picodlp_exit(void) -{ - i2c_del_driver(&picodlp_i2c_driver); - omap_dss_unregister_driver(&picodlp_driver); -} - -module_init(picodlp_init); -module_exit(picodlp_exit); - -MODULE_AUTHOR("Mythri P K <mythripk@ti.com>"); -MODULE_DESCRIPTION("picodlp driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-picodlp.h b/drivers/video/omap2/displays/panel-picodlp.h deleted file mode 100644 index a34b431a7267..000000000000 --- a/drivers/video/omap2/displays/panel-picodlp.h +++ /dev/null @@ -1,288 +0,0 @@ -/* - * Header file required by picodlp panel driver - * - * Copyright (C) 2009-2011 Texas Instruments - * Author: Mythri P K <mythripk@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef __OMAP2_DISPLAY_PANEL_PICODLP_H -#define __OMAP2_DISPLAY_PANEL_PICODLP_H - -/* Commands used for configuring picodlp panel */ - -#define MAIN_STATUS 0x03 -#define PBC_CONTROL 0x08 -#define INPUT_SOURCE 0x0B -#define INPUT_RESOLUTION 0x0C -#define DATA_FORMAT 0x0D -#define IMG_ROTATION 0x0E -#define LONG_FLIP 0x0F -#define SHORT_FLIP 0x10 -#define TEST_PAT_SELECT 0x11 -#define R_DRIVE_CURRENT 0x12 -#define G_DRIVE_CURRENT 0x13 -#define B_DRIVE_CURRENT 0x14 -#define READ_REG_SELECT 0x15 -#define RGB_DRIVER_ENABLE 0x16 - -#define CPU_IF_MODE 0x18 -#define FRAME_RATE 0x19 -#define CPU_IF_SYNC_METHOD 0x1A -#define CPU_IF_SOF 0x1B -#define CPU_IF_EOF 0x1C -#define CPU_IF_SLEEP 0x1D - -#define SEQUENCE_MODE 0x1E -#define SOFT_RESET 0x1F -#define FRONT_END_RESET 0x21 -#define AUTO_PWR_ENABLE 0x22 - -#define VSYNC_LINE_DELAY 0x23 -#define CPU_PI_HORIZ_START 0x24 -#define CPU_PI_VERT_START 0x25 -#define CPU_PI_HORIZ_WIDTH 0x26 -#define CPU_PI_VERT_HEIGHT 0x27 - -#define PIXEL_MASK_CROP 0x28 -#define CROP_FIRST_LINE 0x29 -#define CROP_LAST_LINE 0x2A -#define CROP_FIRST_PIXEL 0x2B -#define CROP_LAST_PIXEL 0x2C -#define DMD_PARK_TRIGGER 0x2D - -#define MISC_REG 0x30 - -/* AGC registers */ -#define AGC_CTRL 0x50 -#define AGC_CLIPPED_PIXS 0x55 -#define AGC_BRIGHT_PIXS 0x56 -#define AGC_BG_PIXS 0x57 -#define AGC_SAFETY_MARGIN 0x17 - -/* Color Coordinate Adjustment registers */ -#define CCA_ENABLE 0x5E -#define CCA_C1A 0x5F -#define CCA_C1B 0x60 -#define CCA_C1C 0x61 -#define CCA_C2A 0x62 -#define CCA_C2B 0x63 -#define CCA_C2C 0x64 -#define CCA_C3A 0x65 -#define CCA_C3B 0x66 -#define CCA_C3C 0x67 -#define CCA_C7A 0x71 -#define CCA_C7B 0x72 -#define CCA_C7C 0x73 - -/** - * DLP Pico Processor 2600 comes with flash - * We can do DMA operations from flash for accessing Look Up Tables - */ -#define DMA_STATUS 0x100 -#define FLASH_ADDR_BYTES 0x74 -#define FLASH_DUMMY_BYTES 0x75 -#define FLASH_WRITE_BYTES 0x76 -#define FLASH_READ_BYTES 0x77 -#define FLASH_OPCODE 0x78 -#define FLASH_START_ADDR 0x79 -#define FLASH_DUMMY2 0x7A -#define FLASH_WRITE_DATA 0x7B - -#define TEMPORAL_DITH_DISABLE 0x7E -#define SEQ_CONTROL 0x82 -#define SEQ_VECTOR 0x83 - -/* DMD is Digital Micromirror Device */ -#define DMD_BLOCK_COUNT 0x84 -#define DMD_VCC_CONTROL 0x86 -#define DMD_PARK_PULSE_COUNT 0x87 -#define DMD_PARK_PULSE_WIDTH 0x88 -#define DMD_PARK_DELAY 0x89 -#define DMD_SHADOW_ENABLE 0x8E -#define SEQ_STATUS 0x8F -#define FLASH_CLOCK_CONTROL 0x98 -#define DMD_PARK 0x2D - -#define SDRAM_BIST_ENABLE 0x46 -#define DDR_DRIVER_STRENGTH 0x9A -#define SDC_ENABLE 0x9D -#define SDC_BUFF_SWAP_DISABLE 0xA3 -#define CURTAIN_CONTROL 0xA6 -#define DDR_BUS_SWAP_ENABLE 0xA7 -#define DMD_TRC_ENABLE 0xA8 -#define DMD_BUS_SWAP_ENABLE 0xA9 - -#define ACTGEN_ENABLE 0xAE -#define ACTGEN_CONTROL 0xAF -#define ACTGEN_HORIZ_BP 0xB0 -#define ACTGEN_VERT_BP 0xB1 - -/* Look Up Table access */ -#define CMT_SPLASH_LUT_START_ADDR 0xFA -#define CMT_SPLASH_LUT_DEST_SELECT 0xFB -#define CMT_SPLASH_LUT_DATA 0xFC -#define SEQ_RESET_LUT_START_ADDR 0xFD -#define SEQ_RESET_LUT_DEST_SELECT 0xFE -#define SEQ_RESET_LUT_DATA 0xFF - -/* Input source definitions */ -#define PARALLEL_RGB 0 -#define INT_TEST_PATTERN 1 -#define SPLASH_SCREEN 2 -#define CPU_INTF 3 -#define BT656 4 - -/* Standard input resolution definitions */ -#define QWVGA_LANDSCAPE 3 /* (427h*240v) */ -#define WVGA_864_LANDSCAPE 21 /* (864h*480v) */ -#define WVGA_DMD_OPTICAL_TEST 35 /* (608h*684v) */ - -/* Standard data format definitions */ -#define RGB565 0 -#define RGB666 1 -#define RGB888 2 - -/* Test Pattern definitions */ -#define TPG_CHECKERBOARD 0 -#define TPG_BLACK 1 -#define TPG_WHITE 2 -#define TPG_RED 3 -#define TPG_BLUE 4 -#define TPG_GREEN 5 -#define TPG_VLINES_BLACK 6 -#define TPG_HLINES_BLACK 7 -#define TPG_VLINES_ALT 8 -#define TPG_HLINES_ALT 9 -#define TPG_DIAG_LINES 10 -#define TPG_GREYRAMP_VERT 11 -#define TPG_GREYRAMP_HORIZ 12 -#define TPG_ANSI_CHECKERBOARD 13 - -/* sequence mode definitions */ -#define SEQ_FREE_RUN 0 -#define SEQ_LOCK 1 - -/* curtain color definitions */ -#define CURTAIN_BLACK 0 -#define CURTAIN_RED 1 -#define CURTAIN_GREEN 2 -#define CURTAIN_BLUE 3 -#define CURTAIN_YELLOW 4 -#define CURTAIN_MAGENTA 5 -#define CURTAIN_CYAN 6 -#define CURTAIN_WHITE 7 - -/* LUT definitions */ -#define CMT_LUT_NONE 0 -#define CMT_LUT_GREEN 1 -#define CMT_LUT_RED 2 -#define CMT_LUT_BLUE 3 -#define CMT_LUT_ALL 4 -#define SPLASH_LUT 5 - -#define SEQ_LUT_NONE 0 -#define SEQ_DRC_LUT_0 1 -#define SEQ_DRC_LUT_1 2 -#define SEQ_DRC_LUT_2 3 -#define SEQ_DRC_LUT_3 4 -#define SEQ_SEQ_LUT 5 -#define SEQ_DRC_LUT_ALL 6 -#define WPC_PROGRAM_LUT 7 - -#define BITSTREAM_START_ADDR 0x00000000 -#define BITSTREAM_SIZE 0x00040000 - -#define WPC_FW_0_START_ADDR 0x00040000 -#define WPC_FW_0_SIZE 0x00000ce8 - -#define SEQUENCE_0_START_ADDR 0x00044000 -#define SEQUENCE_0_SIZE 0x00001000 - -#define SEQUENCE_1_START_ADDR 0x00045000 -#define SEQUENCE_1_SIZE 0x00000d10 - -#define SEQUENCE_2_START_ADDR 0x00046000 -#define SEQUENCE_2_SIZE 0x00000d10 - -#define SEQUENCE_3_START_ADDR 0x00047000 -#define SEQUENCE_3_SIZE 0x00000d10 - -#define SEQUENCE_4_START_ADDR 0x00048000 -#define SEQUENCE_4_SIZE 0x00000d10 - -#define SEQUENCE_5_START_ADDR 0x00049000 -#define SEQUENCE_5_SIZE 0x00000d10 - -#define SEQUENCE_6_START_ADDR 0x0004a000 -#define SEQUENCE_6_SIZE 0x00000d10 - -#define CMT_LUT_0_START_ADDR 0x0004b200 -#define CMT_LUT_0_SIZE 0x00000600 - -#define CMT_LUT_1_START_ADDR 0x0004b800 -#define CMT_LUT_1_SIZE 0x00000600 - -#define CMT_LUT_2_START_ADDR 0x0004be00 -#define CMT_LUT_2_SIZE 0x00000600 - -#define CMT_LUT_3_START_ADDR 0x0004c400 -#define CMT_LUT_3_SIZE 0x00000600 - -#define CMT_LUT_4_START_ADDR 0x0004ca00 -#define CMT_LUT_4_SIZE 0x00000600 - -#define CMT_LUT_5_START_ADDR 0x0004d000 -#define CMT_LUT_5_SIZE 0x00000600 - -#define CMT_LUT_6_START_ADDR 0x0004d600 -#define CMT_LUT_6_SIZE 0x00000600 - -#define DRC_TABLE_0_START_ADDR 0x0004dc00 -#define DRC_TABLE_0_SIZE 0x00000100 - -#define SPLASH_0_START_ADDR 0x0004dd00 -#define SPLASH_0_SIZE 0x00032280 - -#define SEQUENCE_7_START_ADDR 0x00080000 -#define SEQUENCE_7_SIZE 0x00000d10 - -#define SEQUENCE_8_START_ADDR 0x00081800 -#define SEQUENCE_8_SIZE 0x00000d10 - -#define SEQUENCE_9_START_ADDR 0x00083000 -#define SEQUENCE_9_SIZE 0x00000d10 - -#define CMT_LUT_7_START_ADDR 0x0008e000 -#define CMT_LUT_7_SIZE 0x00000600 - -#define CMT_LUT_8_START_ADDR 0x0008e800 -#define CMT_LUT_8_SIZE 0x00000600 - -#define CMT_LUT_9_START_ADDR 0x0008f000 -#define CMT_LUT_9_SIZE 0x00000600 - -#define SPLASH_1_START_ADDR 0x0009a000 -#define SPLASH_1_SIZE 0x00032280 - -#define SPLASH_2_START_ADDR 0x000cd000 -#define SPLASH_2_SIZE 0x00032280 - -#define SPLASH_3_START_ADDR 0x00100000 -#define SPLASH_3_SIZE 0x00032280 - -#define OPT_SPLASH_0_START_ADDR 0x00134000 -#define OPT_SPLASH_0_SIZE 0x000cb100 - -#endif diff --git a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c deleted file mode 100644 index 78f0a6779756..000000000000 --- a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c +++ /dev/null @@ -1,198 +0,0 @@ -/* - * LCD panel driver for Sharp LS037V7DW01 - * - * Copyright (C) 2008 Nokia Corporation - * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/device.h> -#include <linux/fb.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -static struct omap_video_timings sharp_ls_timings = { - .x_res = 480, - .y_res = 640, - - .pixel_clock = 19200, - - .hsw = 2, - .hfp = 1, - .hbp = 28, - - .vsw = 1, - .vfp = 1, - .vbp = 1, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, -}; - -static inline struct panel_sharp_ls037v7dw01_data -*get_panel_data(const struct omap_dss_device *dssdev) -{ - return (struct panel_sharp_ls037v7dw01_data *) dssdev->data; -} - -static int sharp_ls_panel_probe(struct omap_dss_device *dssdev) -{ - struct panel_sharp_ls037v7dw01_data *pd = get_panel_data(dssdev); - int r; - - if (!pd) - return -EINVAL; - - dssdev->panel.timings = sharp_ls_timings; - - if (gpio_is_valid(pd->mo_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->mo_gpio, - GPIOF_OUT_INIT_LOW, "lcd MO"); - if (r) - return r; - } - - if (gpio_is_valid(pd->lr_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->lr_gpio, - GPIOF_OUT_INIT_HIGH, "lcd LR"); - if (r) - return r; - } - - if (gpio_is_valid(pd->ud_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->ud_gpio, - GPIOF_OUT_INIT_HIGH, "lcd UD"); - if (r) - return r; - } - - if (gpio_is_valid(pd->resb_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->resb_gpio, - GPIOF_OUT_INIT_LOW, "lcd RESB"); - if (r) - return r; - } - - if (gpio_is_valid(pd->ini_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->ini_gpio, - GPIOF_OUT_INIT_LOW, "lcd INI"); - if (r) - return r; - } - - return 0; -} - -static void __exit sharp_ls_panel_remove(struct omap_dss_device *dssdev) -{ -} - -static int sharp_ls_power_on(struct omap_dss_device *dssdev) -{ - struct panel_sharp_ls037v7dw01_data *pd = get_panel_data(dssdev); - int r = 0; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - /* wait couple of vsyncs until enabling the LCD */ - msleep(50); - - if (gpio_is_valid(pd->resb_gpio)) - gpio_set_value_cansleep(pd->resb_gpio, 1); - - if (gpio_is_valid(pd->ini_gpio)) - gpio_set_value_cansleep(pd->ini_gpio, 1); - - return 0; -err0: - return r; -} - -static void sharp_ls_power_off(struct omap_dss_device *dssdev) -{ - struct panel_sharp_ls037v7dw01_data *pd = get_panel_data(dssdev); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - if (gpio_is_valid(pd->ini_gpio)) - gpio_set_value_cansleep(pd->ini_gpio, 0); - - if (gpio_is_valid(pd->resb_gpio)) - gpio_set_value_cansleep(pd->resb_gpio, 0); - - /* wait at least 5 vsyncs after disabling the LCD */ - - msleep(100); - - omapdss_dpi_display_disable(dssdev); -} - -static int sharp_ls_panel_enable(struct omap_dss_device *dssdev) -{ - int r; - r = sharp_ls_power_on(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - return r; -} - -static void sharp_ls_panel_disable(struct omap_dss_device *dssdev) -{ - sharp_ls_power_off(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static struct omap_dss_driver sharp_ls_driver = { - .probe = sharp_ls_panel_probe, - .remove = __exit_p(sharp_ls_panel_remove), - - .enable = sharp_ls_panel_enable, - .disable = sharp_ls_panel_disable, - - .driver = { - .name = "sharp_ls_panel", - .owner = THIS_MODULE, - }, -}; - -static int __init sharp_ls_panel_drv_init(void) -{ - return omap_dss_register_driver(&sharp_ls_driver); -} - -static void __exit sharp_ls_panel_drv_exit(void) -{ - omap_dss_unregister_driver(&sharp_ls_driver); -} - -module_init(sharp_ls_panel_drv_init); -module_exit(sharp_ls_panel_drv_exit); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c deleted file mode 100644 index 54a07da8587a..000000000000 --- a/drivers/video/omap2/displays/panel-taal.c +++ /dev/null @@ -1,1551 +0,0 @@ -/* - * Taal DSI command mode panel - * - * Copyright (C) 2009 Nokia Corporation - * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -/*#define DEBUG*/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/jiffies.h> -#include <linux/sched.h> -#include <linux/backlight.h> -#include <linux/fb.h> -#include <linux/interrupt.h> -#include <linux/gpio.h> -#include <linux/workqueue.h> -#include <linux/slab.h> -#include <linux/mutex.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> -#include <video/mipi_display.h> - -/* DSI Virtual channel. Hardcoded for now. */ -#define TCH 0 - -#define DCS_READ_NUM_ERRORS 0x05 -#define DCS_BRIGHTNESS 0x51 -#define DCS_CTRL_DISPLAY 0x53 -#define DCS_WRITE_CABC 0x55 -#define DCS_READ_CABC 0x56 -#define DCS_GET_ID1 0xda -#define DCS_GET_ID2 0xdb -#define DCS_GET_ID3 0xdc - -static irqreturn_t taal_te_isr(int irq, void *data); -static void taal_te_timeout_work_callback(struct work_struct *work); -static int _taal_enable_te(struct omap_dss_device *dssdev, bool enable); - -static int taal_panel_reset(struct omap_dss_device *dssdev); - -struct taal_data { - struct mutex lock; - - struct backlight_device *bldev; - - unsigned long hw_guard_end; /* next value of jiffies when we can - * issue the next sleep in/out command - */ - unsigned long hw_guard_wait; /* max guard time in jiffies */ - - struct omap_dss_device *dssdev; - - /* panel HW configuration from DT or platform data */ - int reset_gpio; - int ext_te_gpio; - - bool use_dsi_backlight; - - struct omap_dsi_pin_config pin_config; - - /* runtime variables */ - bool enabled; - - bool te_enabled; - - atomic_t do_update; - int channel; - - struct delayed_work te_timeout_work; - - bool cabc_broken; - unsigned cabc_mode; - - bool intro_printed; - - struct workqueue_struct *workqueue; - - struct delayed_work esd_work; - unsigned esd_interval; - - bool ulps_enabled; - unsigned ulps_timeout; - struct delayed_work ulps_work; -}; - -static void taal_esd_work(struct work_struct *work); -static void taal_ulps_work(struct work_struct *work); - -static void hw_guard_start(struct taal_data *td, int guard_msec) -{ - td->hw_guard_wait = msecs_to_jiffies(guard_msec); - td->hw_guard_end = jiffies + td->hw_guard_wait; -} - -static void hw_guard_wait(struct taal_data *td) -{ - unsigned long wait = td->hw_guard_end - jiffies; - - if ((long)wait > 0 && wait <= td->hw_guard_wait) { - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(wait); - } -} - -static int taal_dcs_read_1(struct taal_data *td, u8 dcs_cmd, u8 *data) -{ - int r; - u8 buf[1]; - - r = dsi_vc_dcs_read(td->dssdev, td->channel, dcs_cmd, buf, 1); - - if (r < 0) - return r; - - *data = buf[0]; - - return 0; -} - -static int taal_dcs_write_0(struct taal_data *td, u8 dcs_cmd) -{ - return dsi_vc_dcs_write(td->dssdev, td->channel, &dcs_cmd, 1); -} - -static int taal_dcs_write_1(struct taal_data *td, u8 dcs_cmd, u8 param) -{ - u8 buf[2]; - buf[0] = dcs_cmd; - buf[1] = param; - return dsi_vc_dcs_write(td->dssdev, td->channel, buf, 2); -} - -static int taal_sleep_in(struct taal_data *td) - -{ - u8 cmd; - int r; - - hw_guard_wait(td); - - cmd = MIPI_DCS_ENTER_SLEEP_MODE; - r = dsi_vc_dcs_write_nosync(td->dssdev, td->channel, &cmd, 1); - if (r) - return r; - - hw_guard_start(td, 120); - - msleep(5); - - return 0; -} - -static int taal_sleep_out(struct taal_data *td) -{ - int r; - - hw_guard_wait(td); - - r = taal_dcs_write_0(td, MIPI_DCS_EXIT_SLEEP_MODE); - if (r) - return r; - - hw_guard_start(td, 120); - - msleep(5); - - return 0; -} - -static int taal_get_id(struct taal_data *td, u8 *id1, u8 *id2, u8 *id3) -{ - int r; - - r = taal_dcs_read_1(td, DCS_GET_ID1, id1); - if (r) - return r; - r = taal_dcs_read_1(td, DCS_GET_ID2, id2); - if (r) - return r; - r = taal_dcs_read_1(td, DCS_GET_ID3, id3); - if (r) - return r; - - return 0; -} - -static int taal_set_update_window(struct taal_data *td, - u16 x, u16 y, u16 w, u16 h) -{ - int r; - u16 x1 = x; - u16 x2 = x + w - 1; - u16 y1 = y; - u16 y2 = y + h - 1; - - u8 buf[5]; - buf[0] = MIPI_DCS_SET_COLUMN_ADDRESS; - buf[1] = (x1 >> 8) & 0xff; - buf[2] = (x1 >> 0) & 0xff; - buf[3] = (x2 >> 8) & 0xff; - buf[4] = (x2 >> 0) & 0xff; - - r = dsi_vc_dcs_write_nosync(td->dssdev, td->channel, buf, sizeof(buf)); - if (r) - return r; - - buf[0] = MIPI_DCS_SET_PAGE_ADDRESS; - buf[1] = (y1 >> 8) & 0xff; - buf[2] = (y1 >> 0) & 0xff; - buf[3] = (y2 >> 8) & 0xff; - buf[4] = (y2 >> 0) & 0xff; - - r = dsi_vc_dcs_write_nosync(td->dssdev, td->channel, buf, sizeof(buf)); - if (r) - return r; - - dsi_vc_send_bta_sync(td->dssdev, td->channel); - - return r; -} - -static void taal_queue_esd_work(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - if (td->esd_interval > 0) - queue_delayed_work(td->workqueue, &td->esd_work, - msecs_to_jiffies(td->esd_interval)); -} - -static void taal_cancel_esd_work(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - cancel_delayed_work(&td->esd_work); -} - -static void taal_queue_ulps_work(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - if (td->ulps_timeout > 0) - queue_delayed_work(td->workqueue, &td->ulps_work, - msecs_to_jiffies(td->ulps_timeout)); -} - -static void taal_cancel_ulps_work(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - cancel_delayed_work(&td->ulps_work); -} - -static int taal_enter_ulps(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - if (td->ulps_enabled) - return 0; - - taal_cancel_ulps_work(dssdev); - - r = _taal_enable_te(dssdev, false); - if (r) - goto err; - - if (gpio_is_valid(td->ext_te_gpio)) - disable_irq(gpio_to_irq(td->ext_te_gpio)); - - omapdss_dsi_display_disable(dssdev, false, true); - - td->ulps_enabled = true; - - return 0; - -err: - dev_err(dssdev->dev, "enter ULPS failed"); - taal_panel_reset(dssdev); - - td->ulps_enabled = false; - - taal_queue_ulps_work(dssdev); - - return r; -} - -static int taal_exit_ulps(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - if (!td->ulps_enabled) - return 0; - - r = omapdss_dsi_display_enable(dssdev); - if (r) { - dev_err(dssdev->dev, "failed to enable DSI\n"); - goto err1; - } - - omapdss_dsi_vc_enable_hs(dssdev, td->channel, true); - - r = _taal_enable_te(dssdev, true); - if (r) { - dev_err(dssdev->dev, "failed to re-enable TE"); - goto err2; - } - - if (gpio_is_valid(td->ext_te_gpio)) - enable_irq(gpio_to_irq(td->ext_te_gpio)); - - taal_queue_ulps_work(dssdev); - - td->ulps_enabled = false; - - return 0; - -err2: - dev_err(dssdev->dev, "failed to exit ULPS"); - - r = taal_panel_reset(dssdev); - if (!r) { - if (gpio_is_valid(td->ext_te_gpio)) - enable_irq(gpio_to_irq(td->ext_te_gpio)); - td->ulps_enabled = false; - } -err1: - taal_queue_ulps_work(dssdev); - - return r; -} - -static int taal_wake_up(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - if (td->ulps_enabled) - return taal_exit_ulps(dssdev); - - taal_cancel_ulps_work(dssdev); - taal_queue_ulps_work(dssdev); - return 0; -} - -static int taal_bl_update_status(struct backlight_device *dev) -{ - struct omap_dss_device *dssdev = dev_get_drvdata(&dev->dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - int level; - - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) - level = dev->props.brightness; - else - level = 0; - - dev_dbg(dssdev->dev, "update brightness to %d\n", level); - - mutex_lock(&td->lock); - - if (td->enabled) { - dsi_bus_lock(dssdev); - - r = taal_wake_up(dssdev); - if (!r) - r = taal_dcs_write_1(td, DCS_BRIGHTNESS, level); - - dsi_bus_unlock(dssdev); - } else { - r = 0; - } - - mutex_unlock(&td->lock); - - return r; -} - -static int taal_bl_get_intensity(struct backlight_device *dev) -{ - if (dev->props.fb_blank == FB_BLANK_UNBLANK && - dev->props.power == FB_BLANK_UNBLANK) - return dev->props.brightness; - - return 0; -} - -static const struct backlight_ops taal_bl_ops = { - .get_brightness = taal_bl_get_intensity, - .update_status = taal_bl_update_status, -}; - -static void taal_get_resolution(struct omap_dss_device *dssdev, - u16 *xres, u16 *yres) -{ - *xres = dssdev->panel.timings.x_res; - *yres = dssdev->panel.timings.y_res; -} - -static ssize_t taal_num_errors_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - u8 errors = 0; - int r; - - mutex_lock(&td->lock); - - if (td->enabled) { - dsi_bus_lock(dssdev); - - r = taal_wake_up(dssdev); - if (!r) - r = taal_dcs_read_1(td, DCS_READ_NUM_ERRORS, &errors); - - dsi_bus_unlock(dssdev); - } else { - r = -ENODEV; - } - - mutex_unlock(&td->lock); - - if (r) - return r; - - return snprintf(buf, PAGE_SIZE, "%d\n", errors); -} - -static ssize_t taal_hw_revision_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - u8 id1, id2, id3; - int r; - - mutex_lock(&td->lock); - - if (td->enabled) { - dsi_bus_lock(dssdev); - - r = taal_wake_up(dssdev); - if (!r) - r = taal_get_id(td, &id1, &id2, &id3); - - dsi_bus_unlock(dssdev); - } else { - r = -ENODEV; - } - - mutex_unlock(&td->lock); - - if (r) - return r; - - return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x\n", id1, id2, id3); -} - -static const char *cabc_modes[] = { - "off", /* used also always when CABC is not supported */ - "ui", - "still-image", - "moving-image", -}; - -static ssize_t show_cabc_mode(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - const char *mode_str; - int mode; - int len; - - mode = td->cabc_mode; - - mode_str = "unknown"; - if (mode >= 0 && mode < ARRAY_SIZE(cabc_modes)) - mode_str = cabc_modes[mode]; - len = snprintf(buf, PAGE_SIZE, "%s\n", mode_str); - - return len < PAGE_SIZE - 1 ? len : PAGE_SIZE - 1; -} - -static ssize_t store_cabc_mode(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int i; - int r; - - for (i = 0; i < ARRAY_SIZE(cabc_modes); i++) { - if (sysfs_streq(cabc_modes[i], buf)) - break; - } - - if (i == ARRAY_SIZE(cabc_modes)) - return -EINVAL; - - mutex_lock(&td->lock); - - if (td->enabled) { - dsi_bus_lock(dssdev); - - if (!td->cabc_broken) { - r = taal_wake_up(dssdev); - if (r) - goto err; - - r = taal_dcs_write_1(td, DCS_WRITE_CABC, i); - if (r) - goto err; - } - - dsi_bus_unlock(dssdev); - } - - td->cabc_mode = i; - - mutex_unlock(&td->lock); - - return count; -err: - dsi_bus_unlock(dssdev); - mutex_unlock(&td->lock); - return r; -} - -static ssize_t show_cabc_available_modes(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - int len; - int i; - - for (i = 0, len = 0; - len < PAGE_SIZE && i < ARRAY_SIZE(cabc_modes); i++) - len += snprintf(&buf[len], PAGE_SIZE - len, "%s%s%s", - i ? " " : "", cabc_modes[i], - i == ARRAY_SIZE(cabc_modes) - 1 ? "\n" : ""); - - return len < PAGE_SIZE ? len : PAGE_SIZE - 1; -} - -static ssize_t taal_store_esd_interval(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - unsigned long t; - int r; - - r = kstrtoul(buf, 10, &t); - if (r) - return r; - - mutex_lock(&td->lock); - taal_cancel_esd_work(dssdev); - td->esd_interval = t; - if (td->enabled) - taal_queue_esd_work(dssdev); - mutex_unlock(&td->lock); - - return count; -} - -static ssize_t taal_show_esd_interval(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - unsigned t; - - mutex_lock(&td->lock); - t = td->esd_interval; - mutex_unlock(&td->lock); - - return snprintf(buf, PAGE_SIZE, "%u\n", t); -} - -static ssize_t taal_store_ulps(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - unsigned long t; - int r; - - r = kstrtoul(buf, 10, &t); - if (r) - return r; - - mutex_lock(&td->lock); - - if (td->enabled) { - dsi_bus_lock(dssdev); - - if (t) - r = taal_enter_ulps(dssdev); - else - r = taal_wake_up(dssdev); - - dsi_bus_unlock(dssdev); - } - - mutex_unlock(&td->lock); - - if (r) - return r; - - return count; -} - -static ssize_t taal_show_ulps(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - unsigned t; - - mutex_lock(&td->lock); - t = td->ulps_enabled; - mutex_unlock(&td->lock); - - return snprintf(buf, PAGE_SIZE, "%u\n", t); -} - -static ssize_t taal_store_ulps_timeout(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - unsigned long t; - int r; - - r = kstrtoul(buf, 10, &t); - if (r) - return r; - - mutex_lock(&td->lock); - td->ulps_timeout = t; - - if (td->enabled) { - /* taal_wake_up will restart the timer */ - dsi_bus_lock(dssdev); - r = taal_wake_up(dssdev); - dsi_bus_unlock(dssdev); - } - - mutex_unlock(&td->lock); - - if (r) - return r; - - return count; -} - -static ssize_t taal_show_ulps_timeout(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct omap_dss_device *dssdev = to_dss_device(dev); - struct taal_data *td = dev_get_drvdata(dssdev->dev); - unsigned t; - - mutex_lock(&td->lock); - t = td->ulps_timeout; - mutex_unlock(&td->lock); - - return snprintf(buf, PAGE_SIZE, "%u\n", t); -} - -static DEVICE_ATTR(num_dsi_errors, S_IRUGO, taal_num_errors_show, NULL); -static DEVICE_ATTR(hw_revision, S_IRUGO, taal_hw_revision_show, NULL); -static DEVICE_ATTR(cabc_mode, S_IRUGO | S_IWUSR, - show_cabc_mode, store_cabc_mode); -static DEVICE_ATTR(cabc_available_modes, S_IRUGO, - show_cabc_available_modes, NULL); -static DEVICE_ATTR(esd_interval, S_IRUGO | S_IWUSR, - taal_show_esd_interval, taal_store_esd_interval); -static DEVICE_ATTR(ulps, S_IRUGO | S_IWUSR, - taal_show_ulps, taal_store_ulps); -static DEVICE_ATTR(ulps_timeout, S_IRUGO | S_IWUSR, - taal_show_ulps_timeout, taal_store_ulps_timeout); - -static struct attribute *taal_attrs[] = { - &dev_attr_num_dsi_errors.attr, - &dev_attr_hw_revision.attr, - &dev_attr_cabc_mode.attr, - &dev_attr_cabc_available_modes.attr, - &dev_attr_esd_interval.attr, - &dev_attr_ulps.attr, - &dev_attr_ulps_timeout.attr, - NULL, -}; - -static struct attribute_group taal_attr_group = { - .attrs = taal_attrs, -}; - -static void taal_hw_reset(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - if (!gpio_is_valid(td->reset_gpio)) - return; - - gpio_set_value(td->reset_gpio, 1); - udelay(10); - /* reset the panel */ - gpio_set_value(td->reset_gpio, 0); - /* assert reset */ - udelay(10); - gpio_set_value(td->reset_gpio, 1); - /* wait after releasing reset */ - msleep(5); -} - -static void taal_probe_pdata(struct taal_data *td, - const struct nokia_dsi_panel_data *pdata) -{ - td->reset_gpio = pdata->reset_gpio; - - if (pdata->use_ext_te) - td->ext_te_gpio = pdata->ext_te_gpio; - else - td->ext_te_gpio = -1; - - td->esd_interval = pdata->esd_interval; - td->ulps_timeout = pdata->ulps_timeout; - - td->use_dsi_backlight = pdata->use_dsi_backlight; - - td->pin_config = pdata->pin_config; -} - -static int taal_probe(struct omap_dss_device *dssdev) -{ - struct backlight_properties props; - struct taal_data *td; - struct backlight_device *bldev = NULL; - int r; - - dev_dbg(dssdev->dev, "probe\n"); - - td = devm_kzalloc(dssdev->dev, sizeof(*td), GFP_KERNEL); - if (!td) - return -ENOMEM; - - dev_set_drvdata(dssdev->dev, td); - td->dssdev = dssdev; - - if (dssdev->data) { - const struct nokia_dsi_panel_data *pdata = dssdev->data; - - taal_probe_pdata(td, pdata); - } else { - return -ENODEV; - } - - dssdev->panel.timings.x_res = 864; - dssdev->panel.timings.y_res = 480; - dssdev->panel.timings.pixel_clock = DIV_ROUND_UP(864 * 480 * 60, 1000); - dssdev->panel.dsi_pix_fmt = OMAP_DSS_DSI_FMT_RGB888; - dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE | - OMAP_DSS_DISPLAY_CAP_TEAR_ELIM; - - mutex_init(&td->lock); - - atomic_set(&td->do_update, 0); - - if (gpio_is_valid(td->reset_gpio)) { - r = devm_gpio_request_one(dssdev->dev, td->reset_gpio, - GPIOF_OUT_INIT_LOW, "taal rst"); - if (r) { - dev_err(dssdev->dev, "failed to request reset gpio\n"); - return r; - } - } - - if (gpio_is_valid(td->ext_te_gpio)) { - r = devm_gpio_request_one(dssdev->dev, td->ext_te_gpio, - GPIOF_IN, "taal irq"); - if (r) { - dev_err(dssdev->dev, "GPIO request failed\n"); - return r; - } - - r = devm_request_irq(dssdev->dev, gpio_to_irq(td->ext_te_gpio), - taal_te_isr, - IRQF_TRIGGER_RISING, - "taal vsync", dssdev); - - if (r) { - dev_err(dssdev->dev, "IRQ request failed\n"); - return r; - } - - INIT_DEFERRABLE_WORK(&td->te_timeout_work, - taal_te_timeout_work_callback); - - dev_dbg(dssdev->dev, "Using GPIO TE\n"); - } - - td->workqueue = create_singlethread_workqueue("taal_esd"); - if (td->workqueue == NULL) { - dev_err(dssdev->dev, "can't create ESD workqueue\n"); - return -ENOMEM; - } - INIT_DEFERRABLE_WORK(&td->esd_work, taal_esd_work); - INIT_DELAYED_WORK(&td->ulps_work, taal_ulps_work); - - taal_hw_reset(dssdev); - - if (td->use_dsi_backlight) { - memset(&props, 0, sizeof(struct backlight_properties)); - props.max_brightness = 255; - - props.type = BACKLIGHT_RAW; - bldev = backlight_device_register(dev_name(dssdev->dev), - dssdev->dev, dssdev, &taal_bl_ops, &props); - if (IS_ERR(bldev)) { - r = PTR_ERR(bldev); - goto err_bl; - } - - td->bldev = bldev; - - bldev->props.fb_blank = FB_BLANK_UNBLANK; - bldev->props.power = FB_BLANK_UNBLANK; - bldev->props.brightness = 255; - - taal_bl_update_status(bldev); - } - - r = omap_dsi_request_vc(dssdev, &td->channel); - if (r) { - dev_err(dssdev->dev, "failed to get virtual channel\n"); - goto err_req_vc; - } - - r = omap_dsi_set_vc_id(dssdev, td->channel, TCH); - if (r) { - dev_err(dssdev->dev, "failed to set VC_ID\n"); - goto err_vc_id; - } - - r = sysfs_create_group(&dssdev->dev->kobj, &taal_attr_group); - if (r) { - dev_err(dssdev->dev, "failed to create sysfs files\n"); - goto err_vc_id; - } - - return 0; - -err_vc_id: - omap_dsi_release_vc(dssdev, td->channel); -err_req_vc: - if (bldev != NULL) - backlight_device_unregister(bldev); -err_bl: - destroy_workqueue(td->workqueue); - return r; -} - -static void __exit taal_remove(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - struct backlight_device *bldev; - - dev_dbg(dssdev->dev, "remove\n"); - - sysfs_remove_group(&dssdev->dev->kobj, &taal_attr_group); - omap_dsi_release_vc(dssdev, td->channel); - - bldev = td->bldev; - if (bldev != NULL) { - bldev->props.power = FB_BLANK_POWERDOWN; - taal_bl_update_status(bldev); - backlight_device_unregister(bldev); - } - - taal_cancel_ulps_work(dssdev); - taal_cancel_esd_work(dssdev); - destroy_workqueue(td->workqueue); - - /* reset, to be sure that the panel is in a valid state */ - taal_hw_reset(dssdev); -} - -static int taal_power_on(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - u8 id1, id2, id3; - int r; - struct omap_dss_dsi_config dsi_config = { - .mode = OMAP_DSS_DSI_CMD_MODE, - .pixel_format = OMAP_DSS_DSI_FMT_RGB888, - .timings = &dssdev->panel.timings, - .hs_clk_min = 150000000, - .hs_clk_max = 300000000, - .lp_clk_min = 7000000, - .lp_clk_max = 10000000, - }; - - r = omapdss_dsi_configure_pins(dssdev, &td->pin_config); - if (r) { - dev_err(dssdev->dev, "failed to configure DSI pins\n"); - goto err0; - }; - - r = omapdss_dsi_set_config(dssdev, &dsi_config); - if (r) { - dev_err(dssdev->dev, "failed to configure DSI\n"); - goto err0; - } - - r = omapdss_dsi_display_enable(dssdev); - if (r) { - dev_err(dssdev->dev, "failed to enable DSI\n"); - goto err0; - } - - taal_hw_reset(dssdev); - - omapdss_dsi_vc_enable_hs(dssdev, td->channel, false); - - r = taal_sleep_out(td); - if (r) - goto err; - - r = taal_get_id(td, &id1, &id2, &id3); - if (r) - goto err; - - /* on early Taal revisions CABC is broken */ - if (id2 == 0x00 || id2 == 0xff || id2 == 0x81) - td->cabc_broken = true; - - r = taal_dcs_write_1(td, DCS_BRIGHTNESS, 0xff); - if (r) - goto err; - - r = taal_dcs_write_1(td, DCS_CTRL_DISPLAY, - (1<<2) | (1<<5)); /* BL | BCTRL */ - if (r) - goto err; - - r = taal_dcs_write_1(td, MIPI_DCS_SET_PIXEL_FORMAT, - MIPI_DCS_PIXEL_FMT_24BIT); - if (r) - goto err; - - if (!td->cabc_broken) { - r = taal_dcs_write_1(td, DCS_WRITE_CABC, td->cabc_mode); - if (r) - goto err; - } - - r = taal_dcs_write_0(td, MIPI_DCS_SET_DISPLAY_ON); - if (r) - goto err; - - r = _taal_enable_te(dssdev, td->te_enabled); - if (r) - goto err; - - r = dsi_enable_video_output(dssdev, td->channel); - if (r) - goto err; - - td->enabled = 1; - - if (!td->intro_printed) { - dev_info(dssdev->dev, "panel revision %02x.%02x.%02x\n", - id1, id2, id3); - if (td->cabc_broken) - dev_info(dssdev->dev, - "old Taal version, CABC disabled\n"); - td->intro_printed = true; - } - - omapdss_dsi_vc_enable_hs(dssdev, td->channel, true); - - return 0; -err: - dev_err(dssdev->dev, "error while enabling panel, issuing HW reset\n"); - - taal_hw_reset(dssdev); - - omapdss_dsi_display_disable(dssdev, true, false); -err0: - return r; -} - -static void taal_power_off(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - dsi_disable_video_output(dssdev, td->channel); - - r = taal_dcs_write_0(td, MIPI_DCS_SET_DISPLAY_OFF); - if (!r) - r = taal_sleep_in(td); - - if (r) { - dev_err(dssdev->dev, - "error disabling panel, issuing HW reset\n"); - taal_hw_reset(dssdev); - } - - omapdss_dsi_display_disable(dssdev, true, false); - - td->enabled = 0; -} - -static int taal_panel_reset(struct omap_dss_device *dssdev) -{ - dev_err(dssdev->dev, "performing LCD reset\n"); - - taal_power_off(dssdev); - taal_hw_reset(dssdev); - return taal_power_on(dssdev); -} - -static int taal_enable(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - dev_dbg(dssdev->dev, "enable\n"); - - mutex_lock(&td->lock); - - if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED) { - r = -EINVAL; - goto err; - } - - dsi_bus_lock(dssdev); - - r = taal_power_on(dssdev); - - dsi_bus_unlock(dssdev); - - if (r) - goto err; - - taal_queue_esd_work(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - mutex_unlock(&td->lock); - - return 0; -err: - dev_dbg(dssdev->dev, "enable failed\n"); - mutex_unlock(&td->lock); - return r; -} - -static void taal_disable(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - dev_dbg(dssdev->dev, "disable\n"); - - mutex_lock(&td->lock); - - taal_cancel_ulps_work(dssdev); - taal_cancel_esd_work(dssdev); - - dsi_bus_lock(dssdev); - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) { - int r; - - r = taal_wake_up(dssdev); - if (!r) - taal_power_off(dssdev); - } - - dsi_bus_unlock(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - - mutex_unlock(&td->lock); -} - -static void taal_framedone_cb(int err, void *data) -{ - struct omap_dss_device *dssdev = data; - dev_dbg(dssdev->dev, "framedone, err %d\n", err); - dsi_bus_unlock(dssdev); -} - -static irqreturn_t taal_te_isr(int irq, void *data) -{ - struct omap_dss_device *dssdev = data; - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int old; - int r; - - old = atomic_cmpxchg(&td->do_update, 1, 0); - - if (old) { - cancel_delayed_work(&td->te_timeout_work); - - r = omap_dsi_update(dssdev, td->channel, taal_framedone_cb, - dssdev); - if (r) - goto err; - } - - return IRQ_HANDLED; -err: - dev_err(dssdev->dev, "start update failed\n"); - dsi_bus_unlock(dssdev); - return IRQ_HANDLED; -} - -static void taal_te_timeout_work_callback(struct work_struct *work) -{ - struct taal_data *td = container_of(work, struct taal_data, - te_timeout_work.work); - struct omap_dss_device *dssdev = td->dssdev; - - dev_err(dssdev->dev, "TE not received for 250ms!\n"); - - atomic_set(&td->do_update, 0); - dsi_bus_unlock(dssdev); -} - -static int taal_update(struct omap_dss_device *dssdev, - u16 x, u16 y, u16 w, u16 h) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - dev_dbg(dssdev->dev, "update %d, %d, %d x %d\n", x, y, w, h); - - mutex_lock(&td->lock); - dsi_bus_lock(dssdev); - - r = taal_wake_up(dssdev); - if (r) - goto err; - - if (!td->enabled) { - r = 0; - goto err; - } - - /* XXX no need to send this every frame, but dsi break if not done */ - r = taal_set_update_window(td, 0, 0, - dssdev->panel.timings.x_res, - dssdev->panel.timings.y_res); - if (r) - goto err; - - if (td->te_enabled && gpio_is_valid(td->ext_te_gpio)) { - schedule_delayed_work(&td->te_timeout_work, - msecs_to_jiffies(250)); - atomic_set(&td->do_update, 1); - } else { - r = omap_dsi_update(dssdev, td->channel, taal_framedone_cb, - dssdev); - if (r) - goto err; - } - - /* note: no bus_unlock here. unlock is in framedone_cb */ - mutex_unlock(&td->lock); - return 0; -err: - dsi_bus_unlock(dssdev); - mutex_unlock(&td->lock); - return r; -} - -static int taal_sync(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - dev_dbg(dssdev->dev, "sync\n"); - - mutex_lock(&td->lock); - dsi_bus_lock(dssdev); - dsi_bus_unlock(dssdev); - mutex_unlock(&td->lock); - - dev_dbg(dssdev->dev, "sync done\n"); - - return 0; -} - -static int _taal_enable_te(struct omap_dss_device *dssdev, bool enable) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - if (enable) - r = taal_dcs_write_1(td, MIPI_DCS_SET_TEAR_ON, 0); - else - r = taal_dcs_write_0(td, MIPI_DCS_SET_TEAR_OFF); - - if (!gpio_is_valid(td->ext_te_gpio)) - omapdss_dsi_enable_te(dssdev, enable); - - /* possible panel bug */ - msleep(100); - - return r; -} - -static int taal_enable_te(struct omap_dss_device *dssdev, bool enable) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - mutex_lock(&td->lock); - - if (td->te_enabled == enable) - goto end; - - dsi_bus_lock(dssdev); - - if (td->enabled) { - r = taal_wake_up(dssdev); - if (r) - goto err; - - r = _taal_enable_te(dssdev, enable); - if (r) - goto err; - } - - td->te_enabled = enable; - - dsi_bus_unlock(dssdev); -end: - mutex_unlock(&td->lock); - - return 0; -err: - dsi_bus_unlock(dssdev); - mutex_unlock(&td->lock); - - return r; -} - -static int taal_get_te(struct omap_dss_device *dssdev) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - int r; - - mutex_lock(&td->lock); - r = td->te_enabled; - mutex_unlock(&td->lock); - - return r; -} - -static int taal_run_test(struct omap_dss_device *dssdev, int test_num) -{ - struct taal_data *td = dev_get_drvdata(dssdev->dev); - u8 id1, id2, id3; - int r; - - mutex_lock(&td->lock); - - if (!td->enabled) { - r = -ENODEV; - goto err1; - } - - dsi_bus_lock(dssdev); - - r = taal_wake_up(dssdev); - if (r) - goto err2; - - r = taal_dcs_read_1(td, DCS_GET_ID1, &id1); - if (r) - goto err2; - r = taal_dcs_read_1(td, DCS_GET_ID2, &id2); - if (r) - goto err2; - r = taal_dcs_read_1(td, DCS_GET_ID3, &id3); - if (r) - goto err2; - - dsi_bus_unlock(dssdev); - mutex_unlock(&td->lock); - return 0; -err2: - dsi_bus_unlock(dssdev); -err1: - mutex_unlock(&td->lock); - return r; -} - -static int taal_memory_read(struct omap_dss_device *dssdev, - void *buf, size_t size, - u16 x, u16 y, u16 w, u16 h) -{ - int r; - int first = 1; - int plen; - unsigned buf_used = 0; - struct taal_data *td = dev_get_drvdata(dssdev->dev); - - if (size < w * h * 3) - return -ENOMEM; - - mutex_lock(&td->lock); - - if (!td->enabled) { - r = -ENODEV; - goto err1; - } - - size = min(w * h * 3, - dssdev->panel.timings.x_res * - dssdev->panel.timings.y_res * 3); - - dsi_bus_lock(dssdev); - - r = taal_wake_up(dssdev); - if (r) - goto err2; - - /* plen 1 or 2 goes into short packet. until checksum error is fixed, - * use short packets. plen 32 works, but bigger packets seem to cause - * an error. */ - if (size % 2) - plen = 1; - else - plen = 2; - - taal_set_update_window(td, x, y, w, h); - - r = dsi_vc_set_max_rx_packet_size(dssdev, td->channel, plen); - if (r) - goto err2; - - while (buf_used < size) { - u8 dcs_cmd = first ? 0x2e : 0x3e; - first = 0; - - r = dsi_vc_dcs_read(dssdev, td->channel, dcs_cmd, - buf + buf_used, size - buf_used); - - if (r < 0) { - dev_err(dssdev->dev, "read error\n"); - goto err3; - } - - buf_used += r; - - if (r < plen) { - dev_err(dssdev->dev, "short read\n"); - break; - } - - if (signal_pending(current)) { - dev_err(dssdev->dev, "signal pending, " - "aborting memory read\n"); - r = -ERESTARTSYS; - goto err3; - } - } - - r = buf_used; - -err3: - dsi_vc_set_max_rx_packet_size(dssdev, td->channel, 1); -err2: - dsi_bus_unlock(dssdev); -err1: - mutex_unlock(&td->lock); - return r; -} - -static void taal_ulps_work(struct work_struct *work) -{ - struct taal_data *td = container_of(work, struct taal_data, - ulps_work.work); - struct omap_dss_device *dssdev = td->dssdev; - - mutex_lock(&td->lock); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE || !td->enabled) { - mutex_unlock(&td->lock); - return; - } - - dsi_bus_lock(dssdev); - - taal_enter_ulps(dssdev); - - dsi_bus_unlock(dssdev); - mutex_unlock(&td->lock); -} - -static void taal_esd_work(struct work_struct *work) -{ - struct taal_data *td = container_of(work, struct taal_data, - esd_work.work); - struct omap_dss_device *dssdev = td->dssdev; - u8 state1, state2; - int r; - - mutex_lock(&td->lock); - - if (!td->enabled) { - mutex_unlock(&td->lock); - return; - } - - dsi_bus_lock(dssdev); - - r = taal_wake_up(dssdev); - if (r) { - dev_err(dssdev->dev, "failed to exit ULPS\n"); - goto err; - } - - r = taal_dcs_read_1(td, MIPI_DCS_GET_DIAGNOSTIC_RESULT, &state1); - if (r) { - dev_err(dssdev->dev, "failed to read Taal status\n"); - goto err; - } - - /* Run self diagnostics */ - r = taal_sleep_out(td); - if (r) { - dev_err(dssdev->dev, "failed to run Taal self-diagnostics\n"); - goto err; - } - - r = taal_dcs_read_1(td, MIPI_DCS_GET_DIAGNOSTIC_RESULT, &state2); - if (r) { - dev_err(dssdev->dev, "failed to read Taal status\n"); - goto err; - } - - /* Each sleep out command will trigger a self diagnostic and flip - * Bit6 if the test passes. - */ - if (!((state1 ^ state2) & (1 << 6))) { - dev_err(dssdev->dev, "LCD self diagnostics failed\n"); - goto err; - } - /* Self-diagnostics result is also shown on TE GPIO line. We need - * to re-enable TE after self diagnostics */ - if (td->te_enabled && gpio_is_valid(td->ext_te_gpio)) { - r = taal_dcs_write_1(td, MIPI_DCS_SET_TEAR_ON, 0); - if (r) - goto err; - } - - dsi_bus_unlock(dssdev); - - taal_queue_esd_work(dssdev); - - mutex_unlock(&td->lock); - return; -err: - dev_err(dssdev->dev, "performing LCD reset\n"); - - taal_panel_reset(dssdev); - - dsi_bus_unlock(dssdev); - - taal_queue_esd_work(dssdev); - - mutex_unlock(&td->lock); -} - -static struct omap_dss_driver taal_driver = { - .probe = taal_probe, - .remove = __exit_p(taal_remove), - - .enable = taal_enable, - .disable = taal_disable, - - .update = taal_update, - .sync = taal_sync, - - .get_resolution = taal_get_resolution, - .get_recommended_bpp = omapdss_default_get_recommended_bpp, - - .enable_te = taal_enable_te, - .get_te = taal_get_te, - - .run_test = taal_run_test, - .memory_read = taal_memory_read, - - .driver = { - .name = "taal", - .owner = THIS_MODULE, - }, -}; - -static int __init taal_init(void) -{ - omap_dss_register_driver(&taal_driver); - - return 0; -} - -static void __exit taal_exit(void) -{ - omap_dss_unregister_driver(&taal_driver); -} - -module_init(taal_init); -module_exit(taal_exit); - -MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@nokia.com>"); -MODULE_DESCRIPTION("Taal Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-tfp410.c b/drivers/video/omap2/displays/panel-tfp410.c deleted file mode 100644 index 1fdfb158a2a9..000000000000 --- a/drivers/video/omap2/displays/panel-tfp410.c +++ /dev/null @@ -1,353 +0,0 @@ -/* - * TFP410 DPI-to-DVI chip - * - * Copyright (C) 2011 Texas Instruments Inc - * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/module.h> -#include <linux/slab.h> -#include <video/omapdss.h> -#include <linux/i2c.h> -#include <linux/gpio.h> -#include <drm/drm_edid.h> - -#include <video/omap-panel-data.h> - -static const struct omap_video_timings tfp410_default_timings = { - .x_res = 640, - .y_res = 480, - - .pixel_clock = 23500, - - .hfp = 48, - .hsw = 32, - .hbp = 80, - - .vfp = 3, - .vsw = 4, - .vbp = 7, - - .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, -}; - -struct panel_drv_data { - struct omap_dss_device *dssdev; - - struct mutex lock; - - int pd_gpio; - - struct i2c_adapter *i2c_adapter; -}; - -static int tfp410_power_on(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - int r; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - if (gpio_is_valid(ddata->pd_gpio)) - gpio_set_value_cansleep(ddata->pd_gpio, 1); - - return 0; -err0: - return r; -} - -static void tfp410_power_off(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - if (gpio_is_valid(ddata->pd_gpio)) - gpio_set_value_cansleep(ddata->pd_gpio, 0); - - omapdss_dpi_display_disable(dssdev); -} - -static int tfp410_probe(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata; - int r; - int i2c_bus_num; - - ddata = devm_kzalloc(dssdev->dev, sizeof(*ddata), GFP_KERNEL); - if (!ddata) - return -ENOMEM; - - dssdev->panel.timings = tfp410_default_timings; - - ddata->dssdev = dssdev; - mutex_init(&ddata->lock); - - if (dssdev->data) { - struct tfp410_platform_data *pdata = dssdev->data; - - ddata->pd_gpio = pdata->power_down_gpio; - i2c_bus_num = pdata->i2c_bus_num; - } else { - ddata->pd_gpio = -1; - i2c_bus_num = -1; - } - - if (gpio_is_valid(ddata->pd_gpio)) { - r = devm_gpio_request_one(dssdev->dev, ddata->pd_gpio, - GPIOF_OUT_INIT_LOW, "tfp410 pd"); - if (r) { - dev_err(dssdev->dev, "Failed to request PD GPIO %d\n", - ddata->pd_gpio); - return r; - } - } - - if (i2c_bus_num != -1) { - struct i2c_adapter *adapter; - - adapter = i2c_get_adapter(i2c_bus_num); - if (!adapter) { - dev_err(dssdev->dev, "Failed to get I2C adapter, bus %d\n", - i2c_bus_num); - return -EPROBE_DEFER; - } - - ddata->i2c_adapter = adapter; - } - - dev_set_drvdata(dssdev->dev, ddata); - - return 0; -} - -static void __exit tfp410_remove(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - - mutex_lock(&ddata->lock); - - if (ddata->i2c_adapter) - i2c_put_adapter(ddata->i2c_adapter); - - dev_set_drvdata(dssdev->dev, NULL); - - mutex_unlock(&ddata->lock); -} - -static int tfp410_enable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - int r; - - mutex_lock(&ddata->lock); - - r = tfp410_power_on(dssdev); - if (r == 0) - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - mutex_unlock(&ddata->lock); - - return r; -} - -static void tfp410_disable(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - - mutex_lock(&ddata->lock); - - tfp410_power_off(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - - mutex_unlock(&ddata->lock); -} - -static void tfp410_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - - mutex_lock(&ddata->lock); - omapdss_dpi_set_timings(dssdev, timings); - dssdev->panel.timings = *timings; - mutex_unlock(&ddata->lock); -} - -static void tfp410_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - - mutex_lock(&ddata->lock); - *timings = dssdev->panel.timings; - mutex_unlock(&ddata->lock); -} - -static int tfp410_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - int r; - - mutex_lock(&ddata->lock); - r = dpi_check_timings(dssdev, timings); - mutex_unlock(&ddata->lock); - - return r; -} - - -static int tfp410_ddc_read(struct i2c_adapter *adapter, - unsigned char *buf, u16 count, u8 offset) -{ - int r, retries; - - for (retries = 3; retries > 0; retries--) { - struct i2c_msg msgs[] = { - { - .addr = DDC_ADDR, - .flags = 0, - .len = 1, - .buf = &offset, - }, { - .addr = DDC_ADDR, - .flags = I2C_M_RD, - .len = count, - .buf = buf, - } - }; - - r = i2c_transfer(adapter, msgs, 2); - if (r == 2) - return 0; - - if (r != -EAGAIN) - break; - } - - return r < 0 ? r : -EIO; -} - -static int tfp410_read_edid(struct omap_dss_device *dssdev, - u8 *edid, int len) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - int r, l, bytes_read; - - mutex_lock(&ddata->lock); - - if (!ddata->i2c_adapter) { - r = -ENODEV; - goto err; - } - - l = min(EDID_LENGTH, len); - r = tfp410_ddc_read(ddata->i2c_adapter, edid, l, 0); - if (r) - goto err; - - bytes_read = l; - - /* if there are extensions, read second block */ - if (len > EDID_LENGTH && edid[0x7e] > 0) { - l = min(EDID_LENGTH, len - EDID_LENGTH); - - r = tfp410_ddc_read(ddata->i2c_adapter, edid + EDID_LENGTH, - l, EDID_LENGTH); - if (r) - goto err; - - bytes_read += l; - } - - mutex_unlock(&ddata->lock); - - return bytes_read; - -err: - mutex_unlock(&ddata->lock); - return r; -} - -static bool tfp410_detect(struct omap_dss_device *dssdev) -{ - struct panel_drv_data *ddata = dev_get_drvdata(dssdev->dev); - unsigned char out; - int r; - - mutex_lock(&ddata->lock); - - if (!ddata->i2c_adapter) - goto out; - - r = tfp410_ddc_read(ddata->i2c_adapter, &out, 1, 0); - - mutex_unlock(&ddata->lock); - - return r == 0; - -out: - mutex_unlock(&ddata->lock); - return true; -} - -static struct omap_dss_driver tfp410_driver = { - .probe = tfp410_probe, - .remove = __exit_p(tfp410_remove), - - .enable = tfp410_enable, - .disable = tfp410_disable, - - .set_timings = tfp410_set_timings, - .get_timings = tfp410_get_timings, - .check_timings = tfp410_check_timings, - - .read_edid = tfp410_read_edid, - .detect = tfp410_detect, - - .driver = { - .name = "tfp410", - .owner = THIS_MODULE, - }, -}; - -static int __init tfp410_init(void) -{ - return omap_dss_register_driver(&tfp410_driver); -} - -static void __exit tfp410_exit(void) -{ - omap_dss_unregister_driver(&tfp410_driver); -} - -module_init(tfp410_init); -module_exit(tfp410_exit); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c deleted file mode 100644 index 7729b6fa6f97..000000000000 --- a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c +++ /dev/null @@ -1,596 +0,0 @@ -/* - * LCD panel driver for TPO TD043MTEA1 - * - * Author: Gražvydas Ignotas <notasas@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/spi/spi.h> -#include <linux/regulator/consumer.h> -#include <linux/gpio.h> -#include <linux/err.h> -#include <linux/slab.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -#define TPO_R02_MODE(x) ((x) & 7) -#define TPO_R02_MODE_800x480 7 -#define TPO_R02_NCLK_RISING BIT(3) -#define TPO_R02_HSYNC_HIGH BIT(4) -#define TPO_R02_VSYNC_HIGH BIT(5) - -#define TPO_R03_NSTANDBY BIT(0) -#define TPO_R03_EN_CP_CLK BIT(1) -#define TPO_R03_EN_VGL_PUMP BIT(2) -#define TPO_R03_EN_PWM BIT(3) -#define TPO_R03_DRIVING_CAP_100 BIT(4) -#define TPO_R03_EN_PRE_CHARGE BIT(6) -#define TPO_R03_SOFTWARE_CTL BIT(7) - -#define TPO_R04_NFLIP_H BIT(0) -#define TPO_R04_NFLIP_V BIT(1) -#define TPO_R04_CP_CLK_FREQ_1H BIT(2) -#define TPO_R04_VGL_FREQ_1H BIT(4) - -#define TPO_R03_VAL_NORMAL (TPO_R03_NSTANDBY | TPO_R03_EN_CP_CLK | \ - TPO_R03_EN_VGL_PUMP | TPO_R03_EN_PWM | \ - TPO_R03_DRIVING_CAP_100 | TPO_R03_EN_PRE_CHARGE | \ - TPO_R03_SOFTWARE_CTL) - -#define TPO_R03_VAL_STANDBY (TPO_R03_DRIVING_CAP_100 | \ - TPO_R03_EN_PRE_CHARGE | TPO_R03_SOFTWARE_CTL) - -static const u16 tpo_td043_def_gamma[12] = { - 105, 315, 381, 431, 490, 537, 579, 686, 780, 837, 880, 1023 -}; - -struct tpo_td043_device { - struct spi_device *spi; - struct regulator *vcc_reg; - int nreset_gpio; - u16 gamma[12]; - u32 mode; - u32 hmirror:1; - u32 vmirror:1; - u32 powered_on:1; - u32 spi_suspended:1; - u32 power_on_resume:1; -}; - -/* used to pass spi_device from SPI to DSS portion of the driver */ -static struct tpo_td043_device *g_tpo_td043; - -static int tpo_td043_write(struct spi_device *spi, u8 addr, u8 data) -{ - struct spi_message m; - struct spi_transfer xfer; - u16 w; - int r; - - spi_message_init(&m); - - memset(&xfer, 0, sizeof(xfer)); - - w = ((u16)addr << 10) | (1 << 8) | data; - xfer.tx_buf = &w; - xfer.bits_per_word = 16; - xfer.len = 2; - spi_message_add_tail(&xfer, &m); - - r = spi_sync(spi, &m); - if (r < 0) - dev_warn(&spi->dev, "failed to write to LCD reg (%d)\n", r); - return r; -} - -static void tpo_td043_write_gamma(struct spi_device *spi, u16 gamma[12]) -{ - u8 i, val; - - /* gamma bits [9:8] */ - for (val = i = 0; i < 4; i++) - val |= (gamma[i] & 0x300) >> ((i + 1) * 2); - tpo_td043_write(spi, 0x11, val); - - for (val = i = 0; i < 4; i++) - val |= (gamma[i+4] & 0x300) >> ((i + 1) * 2); - tpo_td043_write(spi, 0x12, val); - - for (val = i = 0; i < 4; i++) - val |= (gamma[i+8] & 0x300) >> ((i + 1) * 2); - tpo_td043_write(spi, 0x13, val); - - /* gamma bits [7:0] */ - for (val = i = 0; i < 12; i++) - tpo_td043_write(spi, 0x14 + i, gamma[i] & 0xff); -} - -static int tpo_td043_write_mirror(struct spi_device *spi, bool h, bool v) -{ - u8 reg4 = TPO_R04_NFLIP_H | TPO_R04_NFLIP_V | \ - TPO_R04_CP_CLK_FREQ_1H | TPO_R04_VGL_FREQ_1H; - if (h) - reg4 &= ~TPO_R04_NFLIP_H; - if (v) - reg4 &= ~TPO_R04_NFLIP_V; - - return tpo_td043_write(spi, 4, reg4); -} - -static int tpo_td043_set_hmirror(struct omap_dss_device *dssdev, bool enable) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dssdev->dev); - - tpo_td043->hmirror = enable; - return tpo_td043_write_mirror(tpo_td043->spi, tpo_td043->hmirror, - tpo_td043->vmirror); -} - -static bool tpo_td043_get_hmirror(struct omap_dss_device *dssdev) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dssdev->dev); - - return tpo_td043->hmirror; -} - -static ssize_t tpo_td043_vmirror_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - - return snprintf(buf, PAGE_SIZE, "%d\n", tpo_td043->vmirror); -} - -static ssize_t tpo_td043_vmirror_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - int val; - int ret; - - ret = kstrtoint(buf, 0, &val); - if (ret < 0) - return ret; - - val = !!val; - - ret = tpo_td043_write_mirror(tpo_td043->spi, tpo_td043->hmirror, val); - if (ret < 0) - return ret; - - tpo_td043->vmirror = val; - - return count; -} - -static ssize_t tpo_td043_mode_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - - return snprintf(buf, PAGE_SIZE, "%d\n", tpo_td043->mode); -} - -static ssize_t tpo_td043_mode_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - long val; - int ret; - - ret = kstrtol(buf, 0, &val); - if (ret != 0 || val & ~7) - return -EINVAL; - - tpo_td043->mode = val; - - val |= TPO_R02_NCLK_RISING; - tpo_td043_write(tpo_td043->spi, 2, val); - - return count; -} - -static ssize_t tpo_td043_gamma_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - ssize_t len = 0; - int ret; - int i; - - for (i = 0; i < ARRAY_SIZE(tpo_td043->gamma); i++) { - ret = snprintf(buf + len, PAGE_SIZE - len, "%u ", - tpo_td043->gamma[i]); - if (ret < 0) - return ret; - len += ret; - } - buf[len - 1] = '\n'; - - return len; -} - -static ssize_t tpo_td043_gamma_store(struct device *dev, - struct device_attribute *attr, const char *buf, size_t count) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - unsigned int g[12]; - int ret; - int i; - - ret = sscanf(buf, "%u %u %u %u %u %u %u %u %u %u %u %u", - &g[0], &g[1], &g[2], &g[3], &g[4], &g[5], - &g[6], &g[7], &g[8], &g[9], &g[10], &g[11]); - - if (ret != 12) - return -EINVAL; - - for (i = 0; i < 12; i++) - tpo_td043->gamma[i] = g[i]; - - tpo_td043_write_gamma(tpo_td043->spi, tpo_td043->gamma); - - return count; -} - -static DEVICE_ATTR(vmirror, S_IRUGO | S_IWUSR, - tpo_td043_vmirror_show, tpo_td043_vmirror_store); -static DEVICE_ATTR(mode, S_IRUGO | S_IWUSR, - tpo_td043_mode_show, tpo_td043_mode_store); -static DEVICE_ATTR(gamma, S_IRUGO | S_IWUSR, - tpo_td043_gamma_show, tpo_td043_gamma_store); - -static struct attribute *tpo_td043_attrs[] = { - &dev_attr_vmirror.attr, - &dev_attr_mode.attr, - &dev_attr_gamma.attr, - NULL, -}; - -static struct attribute_group tpo_td043_attr_group = { - .attrs = tpo_td043_attrs, -}; - -static const struct omap_video_timings tpo_td043_timings = { - .x_res = 800, - .y_res = 480, - - .pixel_clock = 36000, - - .hsw = 1, - .hfp = 68, - .hbp = 214, - - .vsw = 1, - .vfp = 39, - .vbp = 34, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, -}; - -static inline struct panel_tpo_td043_data -*get_panel_data(const struct omap_dss_device *dssdev) -{ - return (struct panel_tpo_td043_data *) dssdev->data; -} - -static int tpo_td043_power_on(struct tpo_td043_device *tpo_td043) -{ - int r; - - if (tpo_td043->powered_on) - return 0; - - r = regulator_enable(tpo_td043->vcc_reg); - if (r != 0) - return r; - - /* wait for panel to stabilize */ - msleep(160); - - if (gpio_is_valid(tpo_td043->nreset_gpio)) - gpio_set_value(tpo_td043->nreset_gpio, 1); - - tpo_td043_write(tpo_td043->spi, 2, - TPO_R02_MODE(tpo_td043->mode) | TPO_R02_NCLK_RISING); - tpo_td043_write(tpo_td043->spi, 3, TPO_R03_VAL_NORMAL); - tpo_td043_write(tpo_td043->spi, 0x20, 0xf0); - tpo_td043_write(tpo_td043->spi, 0x21, 0xf0); - tpo_td043_write_mirror(tpo_td043->spi, tpo_td043->hmirror, - tpo_td043->vmirror); - tpo_td043_write_gamma(tpo_td043->spi, tpo_td043->gamma); - - tpo_td043->powered_on = 1; - return 0; -} - -static void tpo_td043_power_off(struct tpo_td043_device *tpo_td043) -{ - if (!tpo_td043->powered_on) - return; - - tpo_td043_write(tpo_td043->spi, 3, - TPO_R03_VAL_STANDBY | TPO_R03_EN_PWM); - - if (gpio_is_valid(tpo_td043->nreset_gpio)) - gpio_set_value(tpo_td043->nreset_gpio, 0); - - /* wait for at least 2 vsyncs before cutting off power */ - msleep(50); - - tpo_td043_write(tpo_td043->spi, 3, TPO_R03_VAL_STANDBY); - - regulator_disable(tpo_td043->vcc_reg); - - tpo_td043->powered_on = 0; -} - -static int tpo_td043_enable_dss(struct omap_dss_device *dssdev) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dssdev->dev); - int r; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - /* - * If we are resuming from system suspend, SPI clocks might not be - * enabled yet, so we'll program the LCD from SPI PM resume callback. - */ - if (!tpo_td043->spi_suspended) { - r = tpo_td043_power_on(tpo_td043); - if (r) - goto err1; - } - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -err1: - omapdss_dpi_display_disable(dssdev); -err0: - return r; -} - -static void tpo_td043_disable_dss(struct omap_dss_device *dssdev) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dssdev->dev); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - omapdss_dpi_display_disable(dssdev); - - if (!tpo_td043->spi_suspended) - tpo_td043_power_off(tpo_td043); -} - -static int tpo_td043_enable(struct omap_dss_device *dssdev) -{ - dev_dbg(dssdev->dev, "enable\n"); - - return tpo_td043_enable_dss(dssdev); -} - -static void tpo_td043_disable(struct omap_dss_device *dssdev) -{ - dev_dbg(dssdev->dev, "disable\n"); - - tpo_td043_disable_dss(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static int tpo_td043_probe(struct omap_dss_device *dssdev) -{ - struct tpo_td043_device *tpo_td043 = g_tpo_td043; - struct panel_tpo_td043_data *pdata = get_panel_data(dssdev); - int ret = 0; - - dev_dbg(dssdev->dev, "probe\n"); - - if (tpo_td043 == NULL) { - dev_err(dssdev->dev, "missing tpo_td043_device\n"); - return -ENODEV; - } - - if (!pdata) - return -EINVAL; - - tpo_td043->nreset_gpio = pdata->nreset_gpio; - - dssdev->panel.timings = tpo_td043_timings; - dssdev->ctrl.pixel_size = 24; - - tpo_td043->mode = TPO_R02_MODE_800x480; - memcpy(tpo_td043->gamma, tpo_td043_def_gamma, sizeof(tpo_td043->gamma)); - - tpo_td043->vcc_reg = regulator_get(dssdev->dev, "vcc"); - if (IS_ERR(tpo_td043->vcc_reg)) { - dev_err(dssdev->dev, "failed to get LCD VCC regulator\n"); - ret = PTR_ERR(tpo_td043->vcc_reg); - goto fail_regulator; - } - - if (gpio_is_valid(tpo_td043->nreset_gpio)) { - ret = devm_gpio_request_one(dssdev->dev, - tpo_td043->nreset_gpio, GPIOF_OUT_INIT_LOW, - "lcd reset"); - if (ret < 0) { - dev_err(dssdev->dev, "couldn't request reset GPIO\n"); - goto fail_gpio_req; - } - } - - ret = sysfs_create_group(&dssdev->dev->kobj, &tpo_td043_attr_group); - if (ret) - dev_warn(dssdev->dev, "failed to create sysfs files\n"); - - dev_set_drvdata(dssdev->dev, tpo_td043); - - return 0; - -fail_gpio_req: - regulator_put(tpo_td043->vcc_reg); -fail_regulator: - kfree(tpo_td043); - return ret; -} - -static void tpo_td043_remove(struct omap_dss_device *dssdev) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dssdev->dev); - - dev_dbg(dssdev->dev, "remove\n"); - - sysfs_remove_group(&dssdev->dev->kobj, &tpo_td043_attr_group); - regulator_put(tpo_td043->vcc_reg); -} - -static void tpo_td043_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - omapdss_dpi_set_timings(dssdev, timings); - - dssdev->panel.timings = *timings; -} - -static int tpo_td043_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) -{ - return dpi_check_timings(dssdev, timings); -} - -static struct omap_dss_driver tpo_td043_driver = { - .probe = tpo_td043_probe, - .remove = tpo_td043_remove, - - .enable = tpo_td043_enable, - .disable = tpo_td043_disable, - .set_mirror = tpo_td043_set_hmirror, - .get_mirror = tpo_td043_get_hmirror, - - .set_timings = tpo_td043_set_timings, - .check_timings = tpo_td043_check_timings, - - .driver = { - .name = "tpo_td043mtea1_panel", - .owner = THIS_MODULE, - }, -}; - -static int tpo_td043_spi_probe(struct spi_device *spi) -{ - struct omap_dss_device *dssdev = spi->dev.platform_data; - struct tpo_td043_device *tpo_td043; - int ret; - - if (dssdev == NULL) { - dev_err(&spi->dev, "missing dssdev\n"); - return -ENODEV; - } - - if (g_tpo_td043 != NULL) - return -EBUSY; - - spi->bits_per_word = 16; - spi->mode = SPI_MODE_0; - - ret = spi_setup(spi); - if (ret < 0) { - dev_err(&spi->dev, "spi_setup failed: %d\n", ret); - return ret; - } - - tpo_td043 = kzalloc(sizeof(*tpo_td043), GFP_KERNEL); - if (tpo_td043 == NULL) - return -ENOMEM; - - tpo_td043->spi = spi; - dev_set_drvdata(&spi->dev, tpo_td043); - g_tpo_td043 = tpo_td043; - - omap_dss_register_driver(&tpo_td043_driver); - - return 0; -} - -static int tpo_td043_spi_remove(struct spi_device *spi) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&spi->dev); - - omap_dss_unregister_driver(&tpo_td043_driver); - kfree(tpo_td043); - g_tpo_td043 = NULL; - - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int tpo_td043_spi_suspend(struct device *dev) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - - dev_dbg(dev, "tpo_td043_spi_suspend, tpo %p\n", tpo_td043); - - tpo_td043->power_on_resume = tpo_td043->powered_on; - tpo_td043_power_off(tpo_td043); - tpo_td043->spi_suspended = 1; - - return 0; -} - -static int tpo_td043_spi_resume(struct device *dev) -{ - struct tpo_td043_device *tpo_td043 = dev_get_drvdata(dev); - int ret; - - dev_dbg(dev, "tpo_td043_spi_resume\n"); - - if (tpo_td043->power_on_resume) { - ret = tpo_td043_power_on(tpo_td043); - if (ret) - return ret; - } - tpo_td043->spi_suspended = 0; - - return 0; -} -#endif - -static SIMPLE_DEV_PM_OPS(tpo_td043_spi_pm, - tpo_td043_spi_suspend, tpo_td043_spi_resume); - -static struct spi_driver tpo_td043_spi_driver = { - .driver = { - .name = "tpo_td043mtea1_panel_spi", - .owner = THIS_MODULE, - .pm = &tpo_td043_spi_pm, - }, - .probe = tpo_td043_spi_probe, - .remove = tpo_td043_spi_remove, -}; - -module_spi_driver(tpo_td043_spi_driver); - -MODULE_AUTHOR("Gražvydas Ignotas <notasas@gmail.com>"); -MODULE_DESCRIPTION("TPO TD043MTEA1 LCD Driver"); -MODULE_LICENSE("GPL"); |