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
+