diff options
Diffstat (limited to 'packages/linux/linux-omap-2.6.28/0007-DSS-support-for-Beagle-Board.patch')
| -rw-r--r-- | packages/linux/linux-omap-2.6.28/0007-DSS-support-for-Beagle-Board.patch | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/packages/linux/linux-omap-2.6.28/0007-DSS-support-for-Beagle-Board.patch b/packages/linux/linux-omap-2.6.28/0007-DSS-support-for-Beagle-Board.patch new file mode 100644 index 0000000000..d5d1c5fb1a --- /dev/null +++ b/packages/linux/linux-omap-2.6.28/0007-DSS-support-for-Beagle-Board.patch @@ -0,0 +1,168 @@ +From f0685afb06fbe2e00d75beb2c997f0367a0fe6ad Mon Sep 17 00:00:00 2001 +From: Tomi Valkeinen <tomi.valkeinen@nokia.com> +Date: Mon, 29 Sep 2008 17:03:36 +0300 +Subject: [PATCH] DSS: support for Beagle Board + +Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com> +--- + arch/arm/mach-omap2/board-omap3beagle.c | 109 +++++++++++++++++++++++++++---- + 1 files changed, 95 insertions(+), 14 deletions(-) + +diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c +index fe97bab..f3ef73e 100644 +--- a/arch/arm/mach-omap2/board-omap3beagle.c ++++ b/arch/arm/mach-omap2/board-omap3beagle.c +@@ -43,6 +43,8 @@ + #include <mach/gpmc.h> + #include <mach/nand.h> + #include <mach/mux.h> ++#include <mach/omapfb.h> ++#include <mach/display.h> + + #include "twl4030-generic-scripts.h" + #include "mmc-twl4030.h" +@@ -238,15 +240,6 @@ static void __init omap3_beagle_init_irq(void) + omap_gpio_init(); + } + +-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 gpio_led gpio_leds[] = { + { + .name = "beagleboard::usr0", +@@ -300,13 +293,94 @@ static struct platform_device keys_gpio = { + }, + }; + ++/* DSS */ ++ ++static int beagle_enable_dvi(struct omap_display *display) ++{ ++ if (display->hw_config.panel_reset_gpio != -1) ++ gpio_direction_output(display->hw_config.panel_reset_gpio, 1); ++ ++ return 0; ++} ++ ++static void beagle_disable_dvi(struct omap_display *display) ++{ ++ if (display->hw_config.panel_reset_gpio != -1) ++ gpio_direction_output(display->hw_config.panel_reset_gpio, 0); ++} ++ ++static struct omap_display_data beagle_display_data_dvi = { ++ .type = OMAP_DISPLAY_TYPE_DPI, ++ .name = "dvi", ++ .panel_name = "panel-dvi", ++ .u.dpi.data_lines = 24, ++ .panel_reset_gpio = 170, ++ .panel_enable = beagle_enable_dvi, ++ .panel_disable = beagle_disable_dvi, ++}; ++ ++ ++static int beagle_panel_enable_tv(struct omap_display *display) ++{ ++#define ENABLE_VDAC_DEDICATED 0x03 ++#define ENABLE_VDAC_DEV_GRP 0x20 ++ ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, ++ ENABLE_VDAC_DEDICATED, ++ TWL4030_VDAC_DEDICATED); ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, ++ ENABLE_VDAC_DEV_GRP, TWL4030_VDAC_DEV_GRP); ++ ++ return 0; ++} ++ ++static void beagle_panel_disable_tv(struct omap_display *display) ++{ ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x00, ++ TWL4030_VDAC_DEDICATED); ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x00, ++ TWL4030_VDAC_DEV_GRP); ++} ++ ++static struct omap_display_data beagle_display_data_tv = { ++ .type = OMAP_DISPLAY_TYPE_VENC, ++ .name = "tv", ++ .u.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, ++ .panel_enable = beagle_panel_enable_tv, ++ .panel_disable = beagle_panel_disable_tv, ++}; ++ ++static struct omap_dss_platform_data beagle_dss_data = { ++ .num_displays = 2, ++ .displays = { ++ &beagle_display_data_dvi, ++ &beagle_display_data_tv, ++ } ++}; ++ ++static struct platform_device beagle_dss_device = { ++ .name = "omap-dss", ++ .id = -1, ++ .dev = { ++ .platform_data = &beagle_dss_data, ++ }, ++}; ++ ++static void __init beagle_display_init(void) ++{ ++ int r; ++ ++ r = gpio_request(beagle_display_data_dvi.panel_reset_gpio, "DVI reset"); ++ if (r < 0) ++ printk(KERN_ERR "Unable to get DVI reset GPIO\n"); ++} ++ + static struct omap_board_config_kernel omap3_beagle_config[] __initdata = { + { OMAP_TAG_UART, &omap3_beagle_uart_config }, +- { OMAP_TAG_LCD, &omap3_beagle_lcd_config }, + }; + + static struct platform_device *omap3_beagle_devices[] __initdata = { +- &omap3_beagle_lcd_device, ++ &beagle_dss_device, + &leds_gpio, + &keys_gpio, + }; +@@ -359,18 +433,25 @@ static void __init omap3_beagle_init(void) + 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(); + omap3beagle_flash_init(); ++ beagle_display_init(); + } + ++static struct omap_fbmem_config omap3_beagle_vram_config[] = { ++ { ++ .size = 1280 * 1024 * 4 * 3, ++ .start = OMAPFB_MEMTYPE_SDRAM, ++ }, ++}; ++ + static void __init omap3_beagle_map_io(void) + { + omap2_set_globals_343x(); ++ omapfb_set_vram_config(omap3_beagle_vram_config, ++ ARRAY_SIZE(omap3_beagle_vram_config)); + omap2_map_common_io(); + } + +-- +1.5.6.3 + |