diff options
author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-04-19 19:23:05 +0300 |
---|---|---|
committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-09-30 16:21:04 +0300 |
commit | 6e896ff9ff1c2afde8ec7a71b87539c07b337c5e (patch) | |
tree | 9aa7ec6597fc80c4db061b576e4409f3dc081007 | |
parent | 1382f897e6136f504b227e27bec64842ed7bc150 (diff) | |
download | linux-6e896ff9ff1c2afde8ec7a71b87539c07b337c5e.tar.bz2 |
OMAP: 2420SDP: Port the display driver to new DSS2
Port the old omapfb panel driver to DSS2. This patch changes the board
file only, the driver is ported in separate patch.
Cc: Hunyue Yau <hyau@mvista.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
-rw-r--r-- | arch/arm/mach-omap2/board-2430sdp.c | 78 |
1 files changed, 64 insertions, 14 deletions
diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 2028464cf5b9..6ab6350b0157 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -39,6 +39,9 @@ #include <plat/usb.h> #include <plat/gpmc-smc91x.h> +#include <video/omapdss.h> +#include <video/omap-panel-generic-dpi.h> + #include "mux.h" #include "hsmmc.h" #include "common-board-devices.h" @@ -99,20 +102,72 @@ static struct platform_device sdp2430_flash_device = { .resource = &sdp2430_flash_resource, }; -static struct platform_device sdp2430_lcd_device = { - .name = "sdp2430_lcd", - .id = -1, -}; - static struct platform_device *sdp2430_devices[] __initdata = { &sdp2430_flash_device, +}; + +/* LCD */ +#define SDP2430_LCD_PANEL_BACKLIGHT_GPIO 91 +#define SDP2430_LCD_PANEL_ENABLE_GPIO 154 + +static int sdp2430_panel_enable_lcd(struct omap_dss_device *dssdev) +{ + gpio_direction_output(SDP2430_LCD_PANEL_ENABLE_GPIO, 1); + gpio_direction_output(SDP2430_LCD_PANEL_BACKLIGHT_GPIO, 1); + + return 0; +} + +static void sdp2430_panel_disable_lcd(struct omap_dss_device *dssdev) +{ + gpio_direction_output(SDP2430_LCD_PANEL_ENABLE_GPIO, 0); + gpio_direction_output(SDP2430_LCD_PANEL_BACKLIGHT_GPIO, 0); +} + +static struct panel_generic_dpi_data sdp2430_panel_data = { + .name = "nec_nl2432dr22-11b", + .platform_enable = sdp2430_panel_enable_lcd, + .platform_disable = sdp2430_panel_disable_lcd, +}; + +static struct omap_dss_device sdp2430_lcd_device = { + .name = "lcd", + .driver_name = "generic_dpi_panel", + .type = OMAP_DISPLAY_TYPE_DPI, + .phy.dpi.data_lines = 16, + .data = &sdp2430_panel_data, +}; + +static struct omap_dss_device *sdp2430_dss_devices[] = { &sdp2430_lcd_device, }; -static struct omap_lcd_config sdp2430_lcd_config __initdata = { - .ctrl_name = "internal", +static struct omap_dss_board_info sdp2430_dss_data = { + .num_devices = ARRAY_SIZE(sdp2430_dss_devices), + .devices = sdp2430_dss_devices, + .default_device = &sdp2430_lcd_device, }; +static void __init sdp2430_display_init(void) +{ + int r; + + static struct gpio gpios[] __initdata = { + { SDP2430_LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW, + "LCD reset" }, + { SDP2430_LCD_PANEL_BACKLIGHT_GPIO, GPIOF_OUT_INIT_LOW, + "LCD Backlight" }, + }; + + r = gpio_request_array(gpios, ARRAY_SIZE(gpios)); + if (r) { + pr_err("Cannot request LCD GPIOs, error %d\n", r); + return; + } + + omap_display_init(&sdp2430_dss_data); +} + #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE) static struct omap_smc91x_platform_data board_smc91x_data = { @@ -137,10 +192,6 @@ static inline void board_smc91x_init(void) #endif -static struct omap_board_config_kernel sdp2430_config[] __initdata = { - {OMAP_TAG_LCD, &sdp2430_lcd_config}, -}; - static void __init omap_2430sdp_init_early(void) { omap2_init_common_infrastructure(); @@ -228,9 +279,6 @@ static void __init omap_2430sdp_init(void) { omap2430_mux_init(board_mux, OMAP_PACKAGE_ZAC); - omap_board_config = sdp2430_config; - omap_board_config_size = ARRAY_SIZE(sdp2430_config); - omap2430_i2c_init(); platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices)); @@ -246,6 +294,8 @@ static void __init omap_2430sdp_init(void) /* Turn off secondary LCD backlight */ gpio_request_one(SECONDARY_LCD_GPIO, GPIOF_OUT_INIT_LOW, "Secondary LCD backlight"); + + sdp2430_display_init(); } static void __init omap_2430sdp_map_io(void) |