openwrt-owl/target/linux/omap35xx/patches-2.6.32/003-enable_dss2_beagleboard.patch

--- a/arch/arm/mach-omap2/board-omap3beagle.c	2009-11-27 02:38:04.000000000 +0100
+++ b/arch/arm/mach-omap2/board-omap3beagle.c	2009-11-27 00:36:10.511677848 +0100
@@ -23,6 +23,7 @@
 #include <linux/gpio.h>
 #include <linux/input.h>
 #include <linux/gpio_keys.h>
+#include <linux/omapfb.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -44,6 +45,7 @@
 #include <mach/mux.h>
 #include <mach/usb.h>
 #include <mach/timer-gp.h>
+#include <mach/display.h>
 
 #include "mmc-twl4030.h"
 
@@ -106,6 +108,92 @@ static struct platform_device omap3beagl
 	.resource	= &omap3beagle_nand_resource,
 };
 
+/* DSS */
+
+static int beagle_enable_dvi(struct omap_dss_device *dssdev)
+{
+       if (dssdev->reset_gpio != -1)
+               gpio_set_value(dssdev->reset_gpio, 1);
+
+       return 0;
+}
+
+static void beagle_disable_dvi(struct omap_dss_device *dssdev)
+{
+       if (dssdev->reset_gpio != -1)
+               gpio_set_value(dssdev->reset_gpio, 0);
+}
+
+static struct omap_dss_device beagle_dvi_device = {
+       .type = OMAP_DISPLAY_TYPE_DPI,
+       .name = "dvi",
+       .driver_name = "generic_panel",
+       .phy.dpi.data_lines = 24,
+       .reset_gpio = 170,
+       .platform_enable = beagle_enable_dvi,
+       .platform_disable = beagle_disable_dvi,
+};
+
+static int beagle_panel_enable_tv(struct omap_dss_device *dssdev)
+{
+       return 0;
+}
+
+static void beagle_panel_disable_tv(struct omap_dss_device *dssdev)
+{
+}
+
+static struct omap_dss_device beagle_tv_device = {
+       .name = "tv",
+       .driver_name = "venc",
+       .type = OMAP_DISPLAY_TYPE_VENC,
+       .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
+       .platform_enable = beagle_panel_enable_tv,
+       .platform_disable = beagle_panel_disable_tv,
+};
+
+static struct omap_dss_device *beagle_dss_devices[] = {
+       &beagle_dvi_device,
+       &beagle_tv_device,
+};
+
+static struct omap_dss_board_info beagle_dss_data = {
+       .num_devices = ARRAY_SIZE(beagle_dss_devices),
+       .devices = beagle_dss_devices,
+       .default_device = &beagle_dvi_device,
+};
+
+static struct platform_device beagle_dss_device = {
+       .name          = "omapdss",
+       .id            = -1,
+       .dev            = {
+               .platform_data = &beagle_dss_data,
+       },
+};
+
+static struct regulator_consumer_supply beagle_vdda_dac_supply = {
+       .supply         = "vdda_dac",
+       .dev            = &beagle_dss_device.dev,
+};
+
+static struct regulator_consumer_supply beagle_vdds_dsi_supply = {
+       .supply         = "vdds_dsi",
+       .dev            = &beagle_dss_device.dev,
+};
+
+static void __init beagle_display_init(void)
+{
+       int r;
+
+       r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset");
+       if (r < 0) {
+               printk(KERN_ERR "Unable to get DVI reset GPIO\n");
+               return;
+       }
+
+       gpio_direction_output(beagle_dvi_device.reset_gpio, 0);
+}
+
 #include "sdram-micron-mt46h32m32lf-6.h"
 
 static struct twl4030_hsmmc_info mmc[] = {
@@ -117,15 +205,6 @@ static struct twl4030_hsmmc_info mmc[] =
 	{}	/* Terminator */
 };
 
-static struct platform_device omap3_beagle_lcd_device = {
-	.name		= "omap3beagle_lcd",
-	.id		= -1,
-};
-
-static struct omap_lcd_config omap3_beagle_lcd_config __initdata = {
-	.ctrl_name	= "internal",
-};
-
 static struct regulator_consumer_supply beagle_vmmc1_supply = {
 	.supply			= "vmmc",
 };
@@ -181,15 +260,6 @@ static struct twl4030_gpio_platform_data
 	.setup		= beagle_twl_gpio_setup,
 };
 
-static struct regulator_consumer_supply beagle_vdac_supply = {
-	.supply		= "vdac",
-	.dev		= &omap3_beagle_lcd_device.dev,
-};
-
-static struct regulator_consumer_supply beagle_vdvi_supply = {
-	.supply		= "vdvi",
-	.dev		= &omap3_beagle_lcd_device.dev,
-};
 
 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
 static struct regulator_init_data beagle_vmmc1 = {
@@ -226,13 +296,14 @@ static struct regulator_init_data beagle
 	.constraints = {
 		.min_uV			= 1800000,
 		.max_uV			= 1800000,
+		.apply_uV       = true,
 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
 					| REGULATOR_MODE_STANDBY,
 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
 					| REGULATOR_CHANGE_STATUS,
 	},
 	.num_consumer_supplies	= 1,
-	.consumer_supplies	= &beagle_vdac_supply,
+	.consumer_supplies	= &beagle_vdda_dac_supply,
 };
 
 /* VPLL2 for digital video outputs */
@@ -247,7 +318,7 @@ static struct regulator_init_data beagle
 					| REGULATOR_CHANGE_STATUS,
 	},
 	.num_consumer_supplies	= 1,
-	.consumer_supplies	= &beagle_vdvi_supply,
+	.consumer_supplies	= &beagle_vdds_dsi_supply,
 };
 
 static struct twl4030_usb_data beagle_usb_data = {
@@ -340,7 +411,6 @@ static struct platform_device keys_gpio 
 };
 
 static struct omap_board_config_kernel omap3_beagle_config[] __initdata = {
-	{ OMAP_TAG_LCD,		&omap3_beagle_lcd_config },
 };
 
 static void __init omap3_beagle_init_irq(void)
@@ -357,7 +427,7 @@ static void __init omap3_beagle_init_irq
 }
 
 static struct platform_device *omap3_beagle_devices[] __initdata = {
-	&omap3_beagle_lcd_device,
+	&beagle_dss_device,
 	&leds_gpio,
 	&keys_gpio,
 };
@@ -420,9 +490,6 @@ static void __init omap3_beagle_init(voi
 	omap_serial_init();
 
 	omap_cfg_reg(J25_34XX_GPIO170);
-	gpio_request(170, "DVI_nPD");
-	/* REVISIT leave DVI powered down until it's needed ... */
-	gpio_direction_output(170, true);
 
 	usb_musb_init();
 	usb_ehci_init(&ehci_pdata);