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-rw-r--r--recipes/linux/linux-omap-2.6.26/beagleboard/4bitmmc.diff38
1 files changed, 38 insertions, 0 deletions
diff --git a/recipes/linux/linux-omap-2.6.26/beagleboard/4bitmmc.diff b/recipes/linux/linux-omap-2.6.26/beagleboard/4bitmmc.diff
new file mode 100644
index 0000000000..5cd120c544
--- /dev/null
+++ b/recipes/linux/linux-omap-2.6.26/beagleboard/4bitmmc.diff
@@ -0,0 +1,38 @@
+From: Purushotam Kumar <purushotam@ti.com>
+Date: Fri, 18 Jul 2008 23:28:57 +0000 (-0700)
+Subject: OMAP3:devices.c:Enabling 4-bit for SD card
+X-Git-Url: http://www.sakoman.net/cgi-bin/gitweb.cgi?p=linux-omap-2.6.git;a=commitdiff_plain;h=6c4d34031c80ca4b50ffe73a4ef7fe197a760a60
+
+OMAP3:devices.c:Enabling 4-bit for SD card
+
+SD card was working in 1-bit mode.This patch will configure SD card in
+4-bit mode and hence performance will increase.
+
+Signed-off-by: Purushotam Kumar <purushotam@ti.com>
+Acked-by: Madhusudhan Chikkature Rajashekar <madhu.cr@ti.com>
+---
+
+diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
+index b83f9a6..d0cfceb 100644
+--- a/arch/arm/plat-omap/devices.c
++++ b/arch/arm/plat-omap/devices.c
+@@ -296,13 +296,17 @@ static void __init omap_init_mmc(void)
+ mmc = &mmc_conf->mmc[0];
+
+ if (cpu_is_omap2430() || cpu_is_omap34xx()) {
+- if (mmc->enabled)
++ if (mmc->enabled) {
++ mmc1_data.conf = *mmc;
+ (void) platform_device_register(&mmc_omap_device1);
++ }
+
+ #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX)
+ mmc = &mmc_conf->mmc[1];
+- if (mmc->enabled)
++ if (mmc->enabled) {
++ mmc2_data.conf = *mmc;
+ (void) platform_device_register(&mmc_omap_device2);
++ }
+ #endif
+
+ return;