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authorBalaji T K <balajitk@ti.com>2011-05-30 18:25:34 +0400
committerTony Lindgren <tony@atomide.com>2011-06-01 13:25:04 +0400
commitb1c1df7a7d50bf94de89704e963467bc94b1fef9 (patch)
treebe95cd2ed5cc248ac22cb31f3e6da382b135f41f /arch/arm/mach-omap2/hsmmc.c
parente68273baf30390e9c907831b47384085c7f664d5 (diff)
downloadlinux-b1c1df7a7d50bf94de89704e963467bc94b1fef9.tar.xz
ARM: OMAP4: MMC: no regulator off during probe for eMMC
eMMC does not handle power off when not in sleep state, Skip regulator disable during probe when eMMC is not in known state - state left by bootloader. Resolves eMMC failure on OMAP4 mmc0: error -110 whilst initialising MMC card Signed-off-by: Balaji T K <balajitk@ti.com> Tested-by: Kishore Kadiyala <kishore.kadiyala@ti.com> Acked-by: Kishore Kadiyala <kishore.kadiyala@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/hsmmc.c')
-rw-r--r--arch/arm/mach-omap2/hsmmc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index b2f30bed5a20..857f7daa3286 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -331,6 +331,9 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
if (c->no_off)
mmc->slots[0].no_off = 1;
+ if (c->no_off_init)
+ mmc->slots[0].no_regulator_off_init = c->no_off_init;
+
if (c->vcc_aux_disable_is_sleep)
mmc->slots[0].vcc_aux_disable_is_sleep = 1;