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authorTomi Valkeinen <tomi.valkeinen@nokia.com>2009-12-09 18:25:18 +0200
committerTomi Valkeinen <tomi.valkeinen@nokia.com>2009-12-09 18:29:38 +0200
commitd9056ce2af7ed1329b39cebd2a1c52e68d60115a (patch)
treeac9c7b9f8d7897d1a4ea79150d73a01193c8a220 /arch/arm/mach-omap2/board-3430sdp.c
parentf133a9d7f27ebde5c11bb5d7d89ff66576682e65 (diff)
OMAP: SDP: Enable DSS2 for OMAP3 SDP board
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com> Acked-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/board-3430sdp.c')
-rw-r--r--arch/arm/mach-omap2/board-3430sdp.c167
1 files changed, 151 insertions, 16 deletions
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index 491364e44c7..5bda9fdbee9 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -37,6 +37,7 @@
#include <plat/common.h>
#include <plat/dma.h>
#include <plat/gpmc.h>
+#include <plat/display.h>
#include <plat/control.h>
#include <plat/gpmc-smc91x.h>
@@ -152,31 +153,152 @@ static struct spi_board_info sdp3430_spi_board_info[] __initdata = {
},
};
-static struct platform_device sdp3430_lcd_device = {
- .name = "sdp2430_lcd",
- .id = -1,
+
+#define SDP3430_LCD_PANEL_BACKLIGHT_GPIO 8
+#define SDP3430_LCD_PANEL_ENABLE_GPIO 5
+
+static unsigned backlight_gpio;
+static unsigned enable_gpio;
+static int lcd_enabled;
+static int dvi_enabled;
+
+static void __init sdp3430_display_init(void)
+{
+ int r;
+
+ enable_gpio = SDP3430_LCD_PANEL_ENABLE_GPIO;
+ backlight_gpio = SDP3430_LCD_PANEL_BACKLIGHT_GPIO;
+
+ r = gpio_request(enable_gpio, "LCD reset");
+ if (r) {
+ printk(KERN_ERR "failed to get LCD reset GPIO\n");
+ goto err0;
+ }
+
+ r = gpio_request(backlight_gpio, "LCD Backlight");
+ if (r) {
+ printk(KERN_ERR "failed to get LCD backlight GPIO\n");
+ goto err1;
+ }
+
+ gpio_direction_output(enable_gpio, 0);
+ gpio_direction_output(backlight_gpio, 0);
+
+ return;
+err1:
+ gpio_free(enable_gpio);
+err0:
+ return;
+}
+
+static int sdp3430_panel_enable_lcd(struct omap_dss_device *dssdev)
+{
+ if (dvi_enabled) {
+ printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
+ return -EINVAL;
+ }
+
+ gpio_direction_output(enable_gpio, 1);
+ gpio_direction_output(backlight_gpio, 1);
+
+ lcd_enabled = 1;
+
+ return 0;
+}
+
+static void sdp3430_panel_disable_lcd(struct omap_dss_device *dssdev)
+{
+ lcd_enabled = 0;
+
+ gpio_direction_output(enable_gpio, 0);
+ gpio_direction_output(backlight_gpio, 0);
+}
+
+static int sdp3430_panel_enable_dvi(struct omap_dss_device *dssdev)
+{
+ if (lcd_enabled) {
+ printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
+ return -EINVAL;
+ }
+
+ dvi_enabled = 1;
+
+ return 0;
+}
+
+static void sdp3430_panel_disable_dvi(struct omap_dss_device *dssdev)
+{
+ dvi_enabled = 0;
+}
+
+static int sdp3430_panel_enable_tv(struct omap_dss_device *dssdev)
+{
+ return 0;
+}
+
+static void sdp3430_panel_disable_tv(struct omap_dss_device *dssdev)
+{
+}
+
+
+static struct omap_dss_device sdp3430_lcd_device = {
+ .name = "lcd",
+ .driver_name = "sharp_ls_panel",
+ .type = OMAP_DISPLAY_TYPE_DPI,
+ .phy.dpi.data_lines = 16,
+ .platform_enable = sdp3430_panel_enable_lcd,
+ .platform_disable = sdp3430_panel_disable_lcd,
};
-static struct regulator_consumer_supply sdp3430_vdac_supply = {
- .supply = "vdac",
- .dev = &sdp3430_lcd_device.dev,
+static struct omap_dss_device sdp3430_dvi_device = {
+ .name = "dvi",
+ .driver_name = "generic_panel",
+ .type = OMAP_DISPLAY_TYPE_DPI,
+ .phy.dpi.data_lines = 24,
+ .platform_enable = sdp3430_panel_enable_dvi,
+ .platform_disable = sdp3430_panel_disable_dvi,
};
-static struct regulator_consumer_supply sdp3430_vdvi_supply = {
- .supply = "vdvi",
- .dev = &sdp3430_lcd_device.dev,
+static struct omap_dss_device sdp3430_tv_device = {
+ .name = "tv",
+ .driver_name = "venc",
+ .type = OMAP_DISPLAY_TYPE_VENC,
+ .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
+ .platform_enable = sdp3430_panel_enable_tv,
+ .platform_disable = sdp3430_panel_disable_tv,
};
-static struct platform_device *sdp3430_devices[] __initdata = {
+
+static struct omap_dss_device *sdp3430_dss_devices[] = {
&sdp3430_lcd_device,
+ &sdp3430_dvi_device,
+ &sdp3430_tv_device,
};
-static struct omap_lcd_config sdp3430_lcd_config __initdata = {
- .ctrl_name = "internal",
+static struct omap_dss_board_info sdp3430_dss_data = {
+ .num_devices = ARRAY_SIZE(sdp3430_dss_devices),
+ .devices = sdp3430_dss_devices,
+ .default_device = &sdp3430_lcd_device,
+};
+
+static struct platform_device sdp3430_dss_device = {
+ .name = "omapdss",
+ .id = -1,
+ .dev = {
+ .platform_data = &sdp3430_dss_data,
+ },
+};
+
+static struct regulator_consumer_supply sdp3430_vdda_dac_supply = {
+ .supply = "vdda_dac",
+ .dev = &sdp3430_dss_device.dev,
+};
+
+static struct platform_device *sdp3430_devices[] __initdata = {
+ &sdp3430_dss_device,
};
static struct omap_board_config_kernel sdp3430_config[] __initdata = {
- { OMAP_TAG_LCD, &sdp3430_lcd_config },
};
static void __init omap_3430sdp_init_irq(void)
@@ -392,22 +514,34 @@ static struct regulator_init_data sdp3430_vdac = {
| REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = 1,
- .consumer_supplies = &sdp3430_vdac_supply,
+ .consumer_supplies = &sdp3430_vdda_dac_supply,
};
/* VPLL2 for digital video outputs */
+static struct regulator_consumer_supply sdp3430_vpll2_supplies[] = {
+ {
+ .supply = "vdvi",
+ .dev = &sdp3430_lcd_device.dev,
+ },
+ {
+ .supply = "vdds_dsi",
+ .dev = &sdp3430_dss_device.dev,
+ }
+};
+
static struct regulator_init_data sdp3430_vpll2 = {
.constraints = {
.name = "VDVI",
.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 = &sdp3430_vdvi_supply,
+ .num_consumer_supplies = ARRAY_SIZE(sdp3430_vpll2_supplies),
+ .consumer_supplies = sdp3430_vpll2_supplies,
};
static struct twl4030_codec_audio_data sdp3430_audio = {
@@ -521,6 +655,7 @@ static void __init omap_3430sdp_init(void)
omap_serial_init();
usb_musb_init();
board_smc91x_init();
+ sdp3430_display_init();
enable_board_wakeup_source();
usb_ehci_init(&ehci_pdata);
}