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Diffstat (limited to 'arch/arm/mach-shmobile/board-ap4evb.c')
-rw-r--r--arch/arm/mach-shmobile/board-ap4evb.c326
1 files changed, 215 insertions, 111 deletions
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 14923989ea05..f5d55efda386 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -30,7 +30,6 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
-#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/i2c.h>
#include <linux/i2c/tsc2007.h>
@@ -44,6 +43,10 @@
#include <linux/input/sh_keysc.h>
#include <linux/usb/r8a66597.h>
+#include <media/sh_mobile_ceu.h>
+#include <media/sh_mobile_csi2.h>
+#include <media/soc_camera.h>
+
#include <sound/sh_fsi.h>
#include <video/sh_mobile_hdmi.h>
@@ -238,7 +241,7 @@ static struct platform_device smc911x_device = {
/* SH_MMCIF */
static struct resource sh_mmcif_resources[] = {
[0] = {
- .name = "SH_MMCIF",
+ .name = "MMCIF",
.start = 0xE6BD0000,
.end = 0xE6BD00FF,
.flags = IORESOURCE_MEM,
@@ -375,10 +378,40 @@ static struct platform_device usb1_host_device = {
.resource = usb1_host_resources,
};
+const static struct fb_videomode ap4evb_lcdc_modes[] = {
+ {
+#ifdef CONFIG_AP4EVB_QHD
+ .name = "R63302(QHD)",
+ .xres = 544,
+ .yres = 961,
+ .left_margin = 72,
+ .right_margin = 600,
+ .hsync_len = 16,
+ .upper_margin = 8,
+ .lower_margin = 8,
+ .vsync_len = 2,
+ .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
+#else
+ .name = "WVGA Panel",
+ .xres = 800,
+ .yres = 480,
+ .left_margin = 220,
+ .right_margin = 110,
+ .hsync_len = 70,
+ .upper_margin = 20,
+ .lower_margin = 5,
+ .vsync_len = 5,
+ .sync = 0,
+#endif
+ },
+};
+
static struct sh_mobile_lcdc_info lcdc_info = {
.ch[0] = {
.chan = LCDC_CHAN_MAINLCD,
.bpp = 16,
+ .lcd_cfg = ap4evb_lcdc_modes,
+ .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
}
};
@@ -517,27 +550,6 @@ static struct platform_device *qhd_devices[] __initdata = {
/* FSI */
#define IRQ_FSI evt2irq(0x1840)
-#define FSIACKCR 0xE6150018
-static void fsiackcr_init(struct clk *clk)
-{
- u32 status = __raw_readl(clk->enable_reg);
-
- /* use external clock */
- status &= ~0x000000ff;
- status |= 0x00000080;
- __raw_writel(status, clk->enable_reg);
-}
-
-static struct clk_ops fsiackcr_clk_ops = {
- .init = fsiackcr_init,
-};
-
-static struct clk fsiackcr_clk = {
- .ops = &fsiackcr_clk_ops,
- .enable_reg = (void __iomem *)FSIACKCR,
- .rate = 0, /* unknown */
-};
-
static struct sh_fsi_platform_info fsi_info = {
.porta_flags = SH_FSI_BRS_INV |
SH_FSI_OUT_SLAVE_MODE |
@@ -577,26 +589,6 @@ static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
.interface_type = RGB24,
.clock_divider = 1,
.flags = LCDC_FLAGS_DWPOL,
- .lcd_cfg = {
- .name = "HDMI",
- /* So far only 720p is supported */
- .xres = 1280,
- .yres = 720,
- /*
- * If left and right margins are not multiples of 8,
- * LDHAJR will be adjusted accordingly by the LCDC
- * driver. Until we start using EDID, these values
- * might have to be adjusted for different monitors.
- */
- .left_margin = 200,
- .right_margin = 88,
- .hsync_len = 48,
- .upper_margin = 20,
- .lower_margin = 5,
- .vsync_len = 5,
- .pixclock = 13468,
- .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
- },
}
};
@@ -608,7 +600,7 @@ static struct resource lcdc1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = intcs_evt2irq(0x17a0),
+ .start = intcs_evt2irq(0x1780),
.flags = IORESOURCE_IRQ,
},
};
@@ -689,6 +681,95 @@ static struct platform_device leds_device = {
},
};
+static struct i2c_board_info imx074_info = {
+ I2C_BOARD_INFO("imx074", 0x1a),
+};
+
+struct soc_camera_link imx074_link = {
+ .bus_id = 0,
+ .board_info = &imx074_info,
+ .i2c_adapter_id = 0,
+ .module_name = "imx074",
+};
+
+static struct platform_device ap4evb_camera = {
+ .name = "soc-camera-pdrv",
+ .id = 0,
+ .dev = {
+ .platform_data = &imx074_link,
+ },
+};
+
+static struct sh_csi2_client_config csi2_clients[] = {
+ {
+ .phy = SH_CSI2_PHY_MAIN,
+ .lanes = 3,
+ .channel = 0,
+ .pdev = &ap4evb_camera,
+ },
+};
+
+static struct sh_csi2_pdata csi2_info = {
+ .type = SH_CSI2C,
+ .clients = csi2_clients,
+ .num_clients = ARRAY_SIZE(csi2_clients),
+ .flags = SH_CSI2_ECC | SH_CSI2_CRC,
+};
+
+static struct resource csi2_resources[] = {
+ [0] = {
+ .name = "CSI2",
+ .start = 0xffc90000,
+ .end = 0xffc90fff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x17a0),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device csi2_device = {
+ .name = "sh-mobile-csi2",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(csi2_resources),
+ .resource = csi2_resources,
+ .dev = {
+ .platform_data = &csi2_info,
+ },
+};
+
+static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
+ .flags = SH_CEU_FLAG_USE_8BIT_BUS,
+ .csi2_dev = &csi2_device.dev,
+};
+
+static struct resource ceu_resources[] = {
+ [0] = {
+ .name = "CEU",
+ .start = 0xfe910000,
+ .end = 0xfe91009f,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = intcs_evt2irq(0x880),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ /* place holder for contiguous memory */
+ },
+};
+
+static struct platform_device ceu_device = {
+ .name = "sh_mobile_ceu",
+ .id = 0, /* "ceu0" clock */
+ .num_resources = ARRAY_SIZE(ceu_resources),
+ .resource = ceu_resources,
+ .dev = {
+ .platform_data = &sh_mobile_ceu_info,
+ },
+};
+
static struct platform_device *ap4evb_devices[] __initdata = {
&leds_device,
&nor_flash_device,
@@ -701,6 +782,9 @@ static struct platform_device *ap4evb_devices[] __initdata = {
&lcdc1_device,
&lcdc_device,
&hdmi_device,
+ &csi2_device,
+ &ceu_device,
+ &ap4evb_camera,
};
static int __init hdmi_init_pm_clock(void)
@@ -715,22 +799,22 @@ static int __init hdmi_init_pm_clock(void)
goto out;
}
- ret = clk_set_parent(&pllc2_clk, &dv_clki_div2_clk);
+ ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
if (ret < 0) {
- pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, pllc2_clk.usecount);
+ pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
goto out;
}
- pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&pllc2_clk));
+ pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
- rate = clk_round_rate(&pllc2_clk, 594000000);
+ rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
if (rate < 0) {
pr_err("Cannot get suitable rate: %ld\n", rate);
ret = rate;
goto out;
}
- ret = clk_set_rate(&pllc2_clk, rate);
+ ret = clk_set_rate(&sh7372_pllc2_clk, rate);
if (ret < 0) {
pr_err("Cannot set rate %ld: %d\n", rate, ret);
goto out;
@@ -738,7 +822,7 @@ static int __init hdmi_init_pm_clock(void)
pr_debug("PLLC2 set frequency %lu\n", rate);
- ret = clk_set_parent(hdmi_ick, &pllc2_clk);
+ ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
if (ret < 0) {
pr_err("Cannot set HDMI parent: %d\n", ret);
goto out;
@@ -752,11 +836,51 @@ out:
device_initcall(hdmi_init_pm_clock);
+#define FSIACK_DUMMY_RATE 48000
+static int __init fsi_init_pm_clock(void)
+{
+ struct clk *fsia_ick;
+ int ret;
+
+ /*
+ * FSIACK is connected to AK4642,
+ * and the rate is depend on playing sound rate.
+ * So, set dummy rate (= 48k) here
+ */
+ ret = clk_set_rate(&sh7372_fsiack_clk, FSIACK_DUMMY_RATE);
+ if (ret < 0) {
+ pr_err("Cannot set FSIACK dummy rate: %d\n", ret);
+ return ret;
+ }
+
+ fsia_ick = clk_get(&fsi_device.dev, "icka");
+ if (IS_ERR(fsia_ick)) {
+ ret = PTR_ERR(fsia_ick);
+ pr_err("Cannot get FSI ICK: %d\n", ret);
+ return ret;
+ }
+
+ ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
+ if (ret < 0) {
+ pr_err("Cannot set FSI-A parent: %d\n", ret);
+ goto out;
+ }
+
+ ret = clk_set_rate(fsia_ick, FSIACK_DUMMY_RATE);
+ if (ret < 0)
+ pr_err("Cannot set FSI-A rate: %d\n", ret);
+
+out:
+ clk_put(fsia_ick);
+
+ return ret;
+}
+device_initcall(fsi_init_pm_clock);
+
/*
* FIXME !!
*
* gpio_no_direction
- * gpio_pull_up
* are quick_hack.
*
* current gpio frame work doesn't have
@@ -768,49 +892,37 @@ static void __init gpio_no_direction(u32 addr)
__raw_writeb(0x00, addr);
}
-static void __init gpio_pull_up(u32 addr)
-{
- u8 data = __raw_readb(addr);
-
- data &= 0x0F;
- data |= 0xC0;
- __raw_writeb(data, addr);
-}
-
/* TouchScreen */
+#ifdef CONFIG_AP4EVB_QHD
+# define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
+# define GPIO_TSC_PORT GPIO_PORT123
+#else /* WVGA */
+# define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
+# define GPIO_TSC_PORT GPIO_PORT40
+#endif
+
#define IRQ28 evt2irq(0x3380) /* IRQ28A */
#define IRQ7 evt2irq(0x02e0) /* IRQ7A */
static int ts_get_pendown_state(void)
{
- int val1, val2;
+ int val;
- gpio_free(GPIO_FN_IRQ28_123);
- gpio_free(GPIO_FN_IRQ7_40);
+ gpio_free(GPIO_TSC_IRQ);
- gpio_request(GPIO_PORT123, NULL);
- gpio_request(GPIO_PORT40, NULL);
+ gpio_request(GPIO_TSC_PORT, NULL);
- gpio_direction_input(GPIO_PORT123);
- gpio_direction_input(GPIO_PORT40);
+ gpio_direction_input(GPIO_TSC_PORT);
- val1 = gpio_get_value(GPIO_PORT123);
- val2 = gpio_get_value(GPIO_PORT40);
+ val = gpio_get_value(GPIO_TSC_PORT);
- gpio_request(GPIO_FN_IRQ28_123, NULL); /* for QHD */
- gpio_request(GPIO_FN_IRQ7_40, NULL); /* for WVGA */
+ gpio_request(GPIO_TSC_IRQ, NULL);
- return val1 ^ val2;
+ return !val;
}
-#define PORT40CR 0xE6051028
-#define PORT123CR 0xE605007B
static int ts_init(void)
{
- gpio_request(GPIO_FN_IRQ28_123, NULL); /* for QHD */
- gpio_request(GPIO_FN_IRQ7_40, NULL); /* for WVGA */
-
- gpio_pull_up(PORT40CR);
- gpio_pull_up(PORT123CR);
+ gpio_request(GPIO_TSC_IRQ, NULL);
return 0;
}
@@ -955,14 +1067,6 @@ static void __init ap4evb_init(void)
clk_put(clk);
}
- /* change parent of FSI A */
- clk = clk_get(NULL, "fsia_clk");
- if (!IS_ERR(clk)) {
- clk_register(&fsiackcr_clk);
- clk_set_parent(clk, &fsiackcr_clk);
- clk_put(clk);
- }
-
/*
* set irq priority, to avoid sound chopping
* when NFS rootfs is used
@@ -977,8 +1081,10 @@ static void __init ap4evb_init(void)
ARRAY_SIZE(i2c1_devices));
#ifdef CONFIG_AP4EVB_QHD
+
/*
- * QHD
+ * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
+ * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
*/
/* enable KEYSC */
@@ -1004,17 +1110,6 @@ static void __init ap4evb_init(void)
lcdc_info.ch[0].interface_type = RGB24;
lcdc_info.ch[0].clock_divider = 1;
lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
- lcdc_info.ch[0].lcd_cfg.name = "R63302(QHD)";
- lcdc_info.ch[0].lcd_cfg.xres = 544;
- lcdc_info.ch[0].lcd_cfg.yres = 961;
- lcdc_info.ch[0].lcd_cfg.left_margin = 72;
- lcdc_info.ch[0].lcd_cfg.right_margin = 600;
- lcdc_info.ch[0].lcd_cfg.hsync_len = 16;
- lcdc_info.ch[0].lcd_cfg.upper_margin = 8;
- lcdc_info.ch[0].lcd_cfg.lower_margin = 8;
- lcdc_info.ch[0].lcd_cfg.vsync_len = 2;
- lcdc_info.ch[0].lcd_cfg.sync = FB_SYNC_VERT_HIGH_ACT |
- FB_SYNC_HOR_HIGH_ACT;
lcdc_info.ch[0].lcd_size_cfg.width = 44;
lcdc_info.ch[0].lcd_size_cfg.height = 79;
@@ -1022,8 +1117,10 @@ static void __init ap4evb_init(void)
#else
/*
- * WVGA
+ * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
+ * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
*/
+
gpio_request(GPIO_FN_LCDD17, NULL);
gpio_request(GPIO_FN_LCDD16, NULL);
gpio_request(GPIO_FN_LCDD15, NULL);
@@ -1055,16 +1152,6 @@ static void __init ap4evb_init(void)
lcdc_info.ch[0].interface_type = RGB18;
lcdc_info.ch[0].clock_divider = 2;
lcdc_info.ch[0].flags = 0;
- lcdc_info.ch[0].lcd_cfg.name = "WVGA Panel";
- lcdc_info.ch[0].lcd_cfg.xres = 800;
- lcdc_info.ch[0].lcd_cfg.yres = 480;
- lcdc_info.ch[0].lcd_cfg.left_margin = 220;
- lcdc_info.ch[0].lcd_cfg.right_margin = 110;
- lcdc_info.ch[0].lcd_cfg.hsync_len = 70;
- lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
- lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
- lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
- lcdc_info.ch[0].lcd_cfg.sync = 0;
lcdc_info.ch[0].lcd_size_cfg.width = 152;
lcdc_info.ch[0].lcd_size_cfg.height = 91;
@@ -1075,6 +1162,23 @@ static void __init ap4evb_init(void)
i2c_register_board_info(0, &tsc_device, 1);
#endif /* CONFIG_AP4EVB_QHD */
+ /* CEU */
+
+ /*
+ * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
+ * becomes available
+ */
+
+ /* MIPI-CSI stuff */
+ gpio_request(GPIO_FN_VIO_CKO, NULL);
+
+ clk = clk_get(NULL, "vck1_clk");
+ if (!IS_ERR(clk)) {
+ clk_set_rate(clk, clk_round_rate(clk, 13000000));
+ clk_enable(clk);
+ clk_put(clk);
+ }
+
sh7372_add_standard_devices();
/* HDMI */
@@ -1097,7 +1201,7 @@ static void __init ap4evb_timer_init(void)
shmobile_timer.init();
/* External clock source */
- clk_set_rate(&dv_clki_clk, 27000000);
+ clk_set_rate(&sh7372_dv_clki_clk, 27000000);
}
static struct sys_timer ap4evb_timer = {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-17 02:31:52 +0100