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Diffstat (limited to 'arch/arm/mach-omap2/board-cm-t35.c')
-rw-r--r--arch/arm/mach-omap2/board-cm-t35.c257
1 files changed, 250 insertions, 7 deletions
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index 2626a9f8a73a..2de4f79f03a0 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -32,6 +32,9 @@
#include <linux/i2c/twl.h>
#include <linux/regulator/machine.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/tdo24m.h>
+
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -41,12 +44,13 @@
#include <plat/nand.h>
#include <plat/gpmc.h>
#include <plat/usb.h>
+#include <plat/display.h>
#include <mach/hardware.h>
#include "mux.h"
#include "sdram-micron-mt46h32m32lf-6.h"
-#include "mmc-twl4030.h"
+#include "hsmmc.h"
#define CM_T35_GPIO_PENDOWN 57
@@ -248,7 +252,6 @@ static inline void cm_t35_init_nand(void) {}
#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
-#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <plat/mcspi.h>
@@ -304,6 +307,193 @@ static void __init cm_t35_init_ads7846(void)
static inline void cm_t35_init_ads7846(void) {}
#endif
+#define CM_T35_LCD_EN_GPIO 157
+#define CM_T35_LCD_BL_GPIO 58
+#define CM_T35_DVI_EN_GPIO 54
+
+static int lcd_bl_gpio;
+static int lcd_en_gpio;
+static int dvi_en_gpio;
+
+static int lcd_enabled;
+static int dvi_enabled;
+
+static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev)
+{
+ if (dvi_enabled) {
+ printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
+ return -EINVAL;
+ }
+
+ gpio_set_value(lcd_en_gpio, 1);
+ gpio_set_value(lcd_bl_gpio, 1);
+
+ lcd_enabled = 1;
+
+ return 0;
+}
+
+static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
+{
+ lcd_enabled = 0;
+
+ gpio_set_value(lcd_bl_gpio, 0);
+ gpio_set_value(lcd_en_gpio, 0);
+}
+
+static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
+{
+ if (lcd_enabled) {
+ printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
+ return -EINVAL;
+ }
+
+ gpio_set_value(dvi_en_gpio, 0);
+ dvi_enabled = 1;
+
+ return 0;
+}
+
+static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
+{
+ gpio_set_value(dvi_en_gpio, 1);
+ dvi_enabled = 0;
+}
+
+static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev)
+{
+ return 0;
+}
+
+static void cm_t35_panel_disable_tv(struct omap_dss_device *dssdev)
+{
+}
+
+static struct omap_dss_device cm_t35_lcd_device = {
+ .name = "lcd",
+ .driver_name = "toppoly_tdo35s_panel",
+ .type = OMAP_DISPLAY_TYPE_DPI,
+ .phy.dpi.data_lines = 18,
+ .platform_enable = cm_t35_panel_enable_lcd,
+ .platform_disable = cm_t35_panel_disable_lcd,
+};
+
+static struct omap_dss_device cm_t35_dvi_device = {
+ .name = "dvi",
+ .driver_name = "generic_panel",
+ .type = OMAP_DISPLAY_TYPE_DPI,
+ .phy.dpi.data_lines = 24,
+ .platform_enable = cm_t35_panel_enable_dvi,
+ .platform_disable = cm_t35_panel_disable_dvi,
+};
+
+static struct omap_dss_device cm_t35_tv_device = {
+ .name = "tv",
+ .driver_name = "venc",
+ .type = OMAP_DISPLAY_TYPE_VENC,
+ .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
+ .platform_enable = cm_t35_panel_enable_tv,
+ .platform_disable = cm_t35_panel_disable_tv,
+};
+
+static struct omap_dss_device *cm_t35_dss_devices[] = {
+ &cm_t35_lcd_device,
+ &cm_t35_dvi_device,
+ &cm_t35_tv_device,
+};
+
+static struct omap_dss_board_info cm_t35_dss_data = {
+ .num_devices = ARRAY_SIZE(cm_t35_dss_devices),
+ .devices = cm_t35_dss_devices,
+ .default_device = &cm_t35_dvi_device,
+};
+
+static struct platform_device cm_t35_dss_device = {
+ .name = "omapdss",
+ .id = -1,
+ .dev = {
+ .platform_data = &cm_t35_dss_data,
+ },
+};
+
+static struct omap2_mcspi_device_config tdo24m_mcspi_config = {
+ .turbo_mode = 0,
+ .single_channel = 1, /* 0: slave, 1: master */
+};
+
+static struct tdo24m_platform_data tdo24m_config = {
+ .model = TDO35S,
+};
+
+static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
+ {
+ .modalias = "tdo24m",
+ .bus_num = 4,
+ .chip_select = 0,
+ .max_speed_hz = 1000000,
+ .controller_data = &tdo24m_mcspi_config,
+ .platform_data = &tdo24m_config,
+ },
+};
+
+static void __init cm_t35_init_display(void)
+{
+ int err;
+
+ lcd_en_gpio = CM_T35_LCD_EN_GPIO;
+ lcd_bl_gpio = CM_T35_LCD_BL_GPIO;
+ dvi_en_gpio = CM_T35_DVI_EN_GPIO;
+
+ spi_register_board_info(cm_t35_lcd_spi_board_info,
+ ARRAY_SIZE(cm_t35_lcd_spi_board_info));
+
+ err = gpio_request(lcd_en_gpio, "LCD RST");
+ if (err) {
+ pr_err("CM-T35: failed to get LCD reset GPIO\n");
+ goto out;
+ }
+
+ err = gpio_request(lcd_bl_gpio, "LCD BL");
+ if (err) {
+ pr_err("CM-T35: failed to get LCD backlight control GPIO\n");
+ goto err_lcd_bl;
+ }
+
+ err = gpio_request(dvi_en_gpio, "DVI EN");
+ if (err) {
+ pr_err("CM-T35: failed to get DVI reset GPIO\n");
+ goto err_dvi_en;
+ }
+
+ gpio_export(lcd_en_gpio, 0);
+ gpio_export(lcd_bl_gpio, 0);
+ gpio_export(dvi_en_gpio, 0);
+ gpio_direction_output(lcd_en_gpio, 0);
+ gpio_direction_output(lcd_bl_gpio, 0);
+ gpio_direction_output(dvi_en_gpio, 1);
+
+ msleep(50);
+ gpio_set_value(lcd_en_gpio, 1);
+
+ err = platform_device_register(&cm_t35_dss_device);
+ if (err) {
+ pr_err("CM-T35: failed to register DSS device\n");
+ goto err_dev_reg;
+ }
+
+ return;
+
+err_dev_reg:
+ gpio_free(dvi_en_gpio);
+err_dvi_en:
+ gpio_free(lcd_bl_gpio);
+err_lcd_bl:
+ gpio_free(lcd_en_gpio);
+out:
+
+ return;
+}
+
static struct regulator_consumer_supply cm_t35_vmmc1_supply = {
.supply = "vmmc",
};
@@ -312,6 +502,16 @@ static struct regulator_consumer_supply cm_t35_vsim_supply = {
.supply = "vmmc_aux",
};
+static struct regulator_consumer_supply cm_t35_vdac_supply = {
+ .supply = "vdda_dac",
+ .dev = &cm_t35_dss_device.dev,
+};
+
+static struct regulator_consumer_supply cm_t35_vdvi_supply = {
+ .supply = "vdvi",
+ .dev = &cm_t35_dss_device.dev,
+};
+
/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
static struct regulator_init_data cm_t35_vmmc1 = {
.constraints = {
@@ -342,6 +542,35 @@ static struct regulator_init_data cm_t35_vsim = {
.consumer_supplies = &cm_t35_vsim_supply,
};
+/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
+static struct regulator_init_data cm_t35_vdac = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &cm_t35_vdac_supply,
+};
+
+/* VPLL2 for digital video outputs */
+static struct regulator_init_data cm_t35_vpll2 = {
+ .constraints = {
+ .name = "VDVI",
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &cm_t35_vdvi_supply,
+};
+
static struct twl4030_usb_data cm_t35_usb_data = {
.usb_mode = T2_USB_MODE_ULPI,
};
@@ -364,7 +593,7 @@ static struct twl4030_keypad_data cm_t35_kp_data = {
.rep = 1,
};
-static struct twl4030_hsmmc_info mmc[] = {
+static struct omap2_hsmmc_info mmc[] = {
{
.mmc = 1,
.wires = 4,
@@ -383,7 +612,7 @@ static struct twl4030_hsmmc_info mmc[] = {
{} /* Terminator */
};
-static struct ehci_hcd_omap_platform_data ehci_pdata = {
+static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
.port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
@@ -413,7 +642,7 @@ static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
/* gpio + 0 is "mmc0_cd" (input/IRQ) */
mmc[0].gpio_cd = gpio + 0;
- twl4030_mmc_init(mmc);
+ omap2_hsmmc_init(mmc);
/* link regulators to MMC adapters */
cm_t35_vmmc1_supply.dev = mmc[0].dev;
@@ -445,6 +674,8 @@ static struct twl4030_platform_data cm_t35_twldata = {
.gpio = &cm_t35_gpio_data,
.vmmc1 = &cm_t35_vmmc1,
.vsim = &cm_t35_vsim,
+ .vdac = &cm_t35_vdac,
+ .vpll2 = &cm_t35_vpll2,
};
static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = {
@@ -479,7 +710,7 @@ static void __init cm_t35_init_irq(void)
static void __init cm_t35_map_io(void)
{
omap2_set_globals_343x();
- omap2_map_common_io();
+ omap34xx_map_common_io();
}
static struct omap_board_mux board_mux[] __initdata = {
@@ -568,6 +799,11 @@ static struct omap_board_mux board_mux[] __initdata = {
OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
+ /* display controls */
+ OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
+ OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
+ OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
+
/* TPS IRQ */
OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
OMAP_PIN_INPUT_PULLUP),
@@ -575,6 +811,12 @@ static struct omap_board_mux board_mux[] __initdata = {
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
+static struct omap_musb_board_data musb_board_data = {
+ .interface_type = MUSB_INTERFACE_ULPI,
+ .mode = MUSB_OTG,
+ .power = 100,
+};
+
static void __init cm_t35_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
@@ -584,8 +826,9 @@ static void __init cm_t35_init(void)
cm_t35_init_ads7846();
cm_t35_init_ethernet();
cm_t35_init_led();
+ cm_t35_init_display();
- usb_musb_init();
+ usb_musb_init(&musb_board_data);
}
MACHINE_START(CM_T35, "Compulab CM-T35")