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-rw-r--r--meta/recipes-kernel/linux/linux-omap2-git/beagleboard/4bitmmc.diff38
1 files changed, 38 insertions, 0 deletions
diff --git a/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/4bitmmc.diff b/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/4bitmmc.diff
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1From: Purushotam Kumar <purushotam@ti.com>
2Date: Fri, 18 Jul 2008 23:28:57 +0000 (-0700)
3Subject: OMAP3:devices.c:Enabling 4-bit for SD card
4X-Git-Url: http://www.sakoman.net/cgi-bin/gitweb.cgi?p=linux-omap-2.6.git;a=commitdiff_plain;h=6c4d34031c80ca4b50ffe73a4ef7fe197a760a60
5
6OMAP3:devices.c:Enabling 4-bit for SD card
7
8SD card was working in 1-bit mode.This patch will configure SD card in
94-bit mode and hence performance will increase.
10
11Signed-off-by: Purushotam Kumar <purushotam@ti.com>
12Acked-by: Madhusudhan Chikkature Rajashekar <madhu.cr@ti.com>
13---
14
15diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
16index b83f9a6..d0cfceb 100644
17--- a/arch/arm/plat-omap/devices.c
18+++ b/arch/arm/plat-omap/devices.c
19@@ -296,13 +296,17 @@ static void __init omap_init_mmc(void)
20 mmc = &mmc_conf->mmc[0];
21
22 if (cpu_is_omap2430() || cpu_is_omap34xx()) {
23- if (mmc->enabled)
24+ if (mmc->enabled) {
25+ mmc1_data.conf = *mmc;
26 (void) platform_device_register(&mmc_omap_device1);
27+ }
28
29 #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX)
30 mmc = &mmc_conf->mmc[1];
31- if (mmc->enabled)
32+ if (mmc->enabled) {
33+ mmc2_data.conf = *mmc;
34 (void) platform_device_register(&mmc_omap_device2);
35+ }
36 #endif
37
38 return;