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authorMadhusudhan Chikkature <madhu.cr@ti.com>2010-10-01 16:35:25 -0700
committerTony Lindgren <tony@atomide.com>2010-10-01 16:35:25 -0700
commit07ad64b60c4d1f2bdbefa5db29ccb235596bc670 (patch)
tree572c8e17d988c3fb655c9e82804bb733959f224f /arch/arm/plat-omap
parente13bb34bd9bbc01dcab9ed1b8adaa6a199ce059c (diff)
OMAP4 ES2: HSMMC soft reset change
The omap4 es2 hsmmc has a updated soft reset logic.After the reset is issued monitor a 0->1 transition first. The reset of CMD or DATA lines is complete only after a 0->1->0 transition of SRC or SRD bits. Signed-off-by: Madhusudhan Chikkature <madhu.cr@ti.com> Tested-by: Anand Gadiyar <gadiyar@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/include/plat/mmc.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h
index 4f819fc261b..2c4629a8d9f 100644
--- a/arch/arm/plat-omap/include/plat/mmc.h
+++ b/arch/arm/plat-omap/include/plat/mmc.h
@@ -103,6 +103,7 @@ struct omap_mmc_platform_data {
/* we can put the features above into this variable */
#define HSMMC_HAS_PBIAS (1 << 0)
+#define HSMMC_HAS_UPDATED_RESET (1 << 1)
unsigned features;
int switch_pin; /* gpio (card detect) */