ARM : mx35: 3ds-board: add framebuffer device

This patch adds framebuffer support for freescale mx35 3ds board

Signed-off-by: Wu Guoxing <b39297@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 120 insertions, 0 deletions

diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c b/arch/arm/mach-imx/mach-mx35_3ds.c
index 0af6c9c5b3fd..e6c64d04d363 100644
--- a/arch/arm/mach-imx/mach-mx35_3ds.c
+++ b/arch/arm/mach-imx/mach-mx35_3ds.c
@@ -40,9 +40,93 @@
 #include <mach/iomux-mx35.h>
 #include <mach/irqs.h>
 #include <mach/3ds_debugboard.h>
+#include <video/platform_lcd.h>
 
 #include "devices-imx35.h"
 
+#define GPIO_MC9S08DZ60_GPS_ENABLE 0
+#define GPIO_MC9S08DZ60_HDD_ENABLE 4
+#define GPIO_MC9S08DZ60_WIFI_ENABLE 5
+#define GPIO_MC9S08DZ60_LCD_ENABLE 6
+#define GPIO_MC9S08DZ60_SPEAKER_ENABLE 8
+
+static const struct fb_videomode fb_modedb[] = {
+        {
+                 /* 800x480 @ 55 Hz */
+                .name = "Ceramate-CLAA070VC01",
+                .refresh = 55,
+                .xres = 800,
+                .yres = 480,
+                .pixclock = 40000,
+                .left_margin = 40,
+                .right_margin = 40,
+                .upper_margin = 5,
+                .lower_margin = 5,
+                .hsync_len = 20,
+                .vsync_len = 10,
+                .sync = FB_SYNC_OE_ACT_HIGH,
+                .vmode = FB_VMODE_NONINTERLACED,
+                .flag = 0,
+         },
+};
+
+static const struct ipu_platform_data mx3_ipu_data __initconst = {
+        .irq_base = MXC_IPU_IRQ_START,
+};
+
+static struct mx3fb_platform_data mx3fb_pdata __initdata = {
+        .name = "Ceramate-CLAA070VC01",
+        .mode = fb_modedb,
+        .num_modes = ARRAY_SIZE(fb_modedb),
+};
+
+static struct i2c_board_info __initdata i2c_devices_3ds[] = {
+        {
+                I2C_BOARD_INFO("mc9s08dz60", 0x69),
+        },
+};
+
+static int lcd_power_gpio = -ENXIO;
+
+static int mc9s08dz60_gpiochip_match(struct gpio_chip *chip,
+                                                     void *data)
+{
+        return !strcmp(chip->label, data);
+}
+
+static void mx35_3ds_lcd_set_power(
+                                struct plat_lcd_data *pd, unsigned int power)
+{
+        struct gpio_chip *chip;
+
+        if (!gpio_is_valid(lcd_power_gpio)) {
+                chip = gpiochip_find(
+                                "mc9s08dz60", mc9s08dz60_gpiochip_match);
+                if (chip) {
+                        lcd_power_gpio =
+                                chip->base + GPIO_MC9S08DZ60_LCD_ENABLE;
+                        if (gpio_request(lcd_power_gpio, "lcd_power") < 0) {
+                                pr_err("error: gpio already requested!\n");
+                                lcd_power_gpio = -ENXIO;
+                        }
+                } else {
+                        pr_err("error: didn't find mc9s08dz60 gpio chip\n");
+                }
+        }
+
+        if (gpio_is_valid(lcd_power_gpio))
+                gpio_set_value_cansleep(lcd_power_gpio, power);
+}
+
+static struct plat_lcd_data mx35_3ds_lcd_data = {
+        .set_power = mx35_3ds_lcd_set_power,
+};
+
+static struct platform_device mx35_3ds_lcd = {
+        .name = "platform-lcd",
+        .dev.platform_data = &mx35_3ds_lcd_data,
+};
+
 #define EXPIO_PARENT_INT        gpio_to_irq(IMX_GPIO_NR(1, 1))
 
 static const struct imxuart_platform_data uart_pdata __initconst = {
@@ -120,6 +204,32 @@ static iomux_v3_cfg_t mx35pdk_pads[] = {
         /* I2C1 */
         MX35_PAD_I2C1_CLK__I2C1_SCL,
         MX35_PAD_I2C1_DAT__I2C1_SDA,
+        /* Display */
+        MX35_PAD_LD0__IPU_DISPB_DAT_0,
+        MX35_PAD_LD1__IPU_DISPB_DAT_1,
+        MX35_PAD_LD2__IPU_DISPB_DAT_2,
+        MX35_PAD_LD3__IPU_DISPB_DAT_3,
+        MX35_PAD_LD4__IPU_DISPB_DAT_4,
+        MX35_PAD_LD5__IPU_DISPB_DAT_5,
+        MX35_PAD_LD6__IPU_DISPB_DAT_6,
+        MX35_PAD_LD7__IPU_DISPB_DAT_7,
+        MX35_PAD_LD8__IPU_DISPB_DAT_8,
+        MX35_PAD_LD9__IPU_DISPB_DAT_9,
+        MX35_PAD_LD10__IPU_DISPB_DAT_10,
+        MX35_PAD_LD11__IPU_DISPB_DAT_11,
+        MX35_PAD_LD12__IPU_DISPB_DAT_12,
+        MX35_PAD_LD13__IPU_DISPB_DAT_13,
+        MX35_PAD_LD14__IPU_DISPB_DAT_14,
+        MX35_PAD_LD15__IPU_DISPB_DAT_15,
+        MX35_PAD_LD16__IPU_DISPB_DAT_16,
+        MX35_PAD_LD17__IPU_DISPB_DAT_17,
+        MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC,
+        MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
+        MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
+        MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
+        MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
+        MX35_PAD_D3_REV__IPU_DISPB_D3_REV,
+        MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS,
 };
 
 static int mx35_3ds_otg_init(struct platform_device *pdev)
@@ -179,6 +289,8 @@ static const struct imxi2c_platform_data mx35_3ds_i2c0_data __initconst = {
  */
 static void __init mx35_3ds_init(void)
 {
+        struct platform_device *imx35_fb_pdev;
+
         imx35_soc_init();
 
         mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads));
@@ -204,6 +316,14 @@ static void __init mx35_3ds_init(void)
                 pr_warn("Init of the debugboard failed, all "
                                 "devices on the debugboard are unusable.\n");
         imx35_add_imx_i2c0(&mx35_3ds_i2c0_data);
+
+        i2c_register_board_info(
+                0, i2c_devices_3ds, ARRAY_SIZE(i2c_devices_3ds));
+
+        imx35_add_ipu_core(&mx3_ipu_data);
+        imx35_fb_pdev = imx35_add_mx3_sdc_fb(&mx3fb_pdata);
+        mx35_3ds_lcd.dev.parent = &imx35_fb_pdev->dev;
+        platform_device_register(&mx35_3ds_lcd);
 }
 
 static void __init mx35pdk_timer_init(void)