diff options
Diffstat (limited to 'extras/recipes-kernel/linux/linux-omap-psp-2.6.32/beagleboard-xmc/0005-omap3-beaglexm-fix-DVI-reset-GPIO.patch')
-rw-r--r-- | extras/recipes-kernel/linux/linux-omap-psp-2.6.32/beagleboard-xmc/0005-omap3-beaglexm-fix-DVI-reset-GPIO.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/extras/recipes-kernel/linux/linux-omap-psp-2.6.32/beagleboard-xmc/0005-omap3-beaglexm-fix-DVI-reset-GPIO.patch b/extras/recipes-kernel/linux/linux-omap-psp-2.6.32/beagleboard-xmc/0005-omap3-beaglexm-fix-DVI-reset-GPIO.patch new file mode 100644 index 00000000..6e6ab41b --- /dev/null +++ b/extras/recipes-kernel/linux/linux-omap-psp-2.6.32/beagleboard-xmc/0005-omap3-beaglexm-fix-DVI-reset-GPIO.patch @@ -0,0 +1,48 @@ +From 3d93d0b8974c867db70cb4a8681615113ac6113d Mon Sep 17 00:00:00 2001 +From: Koen Kooi <koen@beagleboard.org> +Date: Tue, 11 Jan 2011 17:13:36 +0000 +Subject: [PATCH 05/10] omap3: beaglexm: fix DVI reset GPIO + +GPIO reset line for Beagle XM is different from vanilla beagle +so we populate it as part of gpio update routine. + +This in part fixes the issue of display not functioning on beagle XM +platform. + +[nm@ti.com: split up, added descriptive changelogs] +Signed-off-by: Nishanth Menon <nm@ti.com> +Signed-off-by: Koen Kooi <koen@beagleboard.org> +Signed-off-by: Tony Lindgren <tony@atomide.com> +--- + arch/arm/mach-omap2/board-omap3beagle.c | 8 +++++++- + 1 files changed, 7 insertions(+), 1 deletions(-) + +diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c +index 7cfa2c8..939de5a 100644 +--- a/arch/arm/mach-omap2/board-omap3beagle.c ++++ b/arch/arm/mach-omap2/board-omap3beagle.c +@@ -336,7 +336,7 @@ static struct omap_dss_device beagle_dvi_device = { + .name = "dvi", + .driver_name = "generic_panel", + .phy.dpi.data_lines = 24, +- .reset_gpio = 170, ++ .reset_gpio = -EINVAL, + .platform_enable = beagle_enable_dvi, + .platform_disable = beagle_disable_dvi, + }; +@@ -497,6 +497,12 @@ static int beagle_twl_gpio_setup(struct device *dev, + else + gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); + ++ /* DVI reset GPIO is different between beagle revisions */ ++ if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) ++ beagle_dvi_device.reset_gpio = 129; ++ else ++ beagle_dvi_device.reset_gpio = 170; ++ + /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ + gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; + +-- +1.6.6.1 + |