ENGR00213684 MX6DL: emmc: mx6dl needs more iomux strength to emmc.

this patch add more iomux strength to mx6dl's emmc.

otherwise, -110 error when access emmc will occures.
current test show this patch can improve on this issue.

Signed-off-by: Zhang Jiejing <jiejing.zhang@freescale.com>

diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx6dl.h b/arch/arm/plat-mxc/include/mach/iomux-mx6dl.h
index 650a0e791beee20b391338a7e5f372e5e4c3856b..1fa0e82b6a7e4a2761c6b6cf94b2fbf72e6098a9 100644 (file)
--- a/arch/arm/plat-mxc/include/mach/iomux-mx6dl.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-mx6dl.h
@@ -39,8 +39,8 @@
                PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
 
 #define MX6DL_USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE |              \
-               PAD_CTL_PUS_47K_UP  | PAD_CTL_SPEED_LOW |               \
-               PAD_CTL_DSE_80ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
+               PAD_CTL_PUS_22K_UP  | PAD_CTL_SPEED_LOW |               \
+               PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
 
 #define MX6DL_USDHC_PAD_CTRL_50MHZ_40OHM (PAD_CTL_PKE | PAD_CTL_PUE |          \
                PAD_CTL_PUS_47K_UP  | PAD_CTL_SPEED_LOW |               \