This patch corrects the DVI-D output setup of Devkit8000. Devkit8000 has different DVI reset pin with the BeagleBoard. On Devkit8000 the TWL4030 GPIO_7 is assigned to do the job.
Signed-off-by: Kan-Ru Chen <[email protected]> Signed-off-by: Thomas Weber <[email protected]> --- arch/arm/mach-omap2/board-devkit8000.c | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index e989136..c6b9ed4 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -140,13 +140,18 @@ static int devkit8000_panel_enable_lcd(struct omap_dss_device *dssdev) static void devkit8000_panel_disable_lcd(struct omap_dss_device *dssdev) { } + static int devkit8000_panel_enable_dvi(struct omap_dss_device *dssdev) { + if (dssdev->reset_gpio != -EINVAL) + gpio_set_value(dssdev->reset_gpio, 1); return 0; } static void devkit8000_panel_disable_dvi(struct omap_dss_device *dssdev) { + if (dssdev->reset_gpio != -EINVAL) + gpio_set_value(dssdev->reset_gpio, 0); } static int devkit8000_panel_enable_tv(struct omap_dss_device *dssdev) @@ -186,6 +191,7 @@ static struct omap_dss_device devkit8000_dvi_device = { .driver_name = "generic_panel", .type = OMAP_DISPLAY_TYPE_DPI, .phy.dpi.data_lines = 24, + .reset_gpio = -EINVAL, /* will be replaced */ .platform_enable = devkit8000_panel_enable_dvi, .platform_disable = devkit8000_panel_disable_dvi, }; @@ -272,6 +278,15 @@ static int devkit8000_twl_gpio_setup(struct device *dev, devkit8000_vmmc1_supply.dev = mmc[0].dev; devkit8000_vsim_supply.dev = mmc[0].dev; + /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ + gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; + + /* gpio + 7 is "DVI_PD" (out, active low) */ + devkit8000_dvi_device.reset_gpio = gpio + 7; + gpio_request(devkit8000_dvi_device.reset_gpio, "DVI PowerDown"); + /* Disable until needed */ + gpio_direction_output(devkit8000_dvi_device.reset_gpio, 0); + return 0; } -- 1.6.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
