>From 69189aa64954eded29921f3c248a9c1c0f5214e5 Mon Sep 17 00:00:00 2001
From: Madhu <madhu.cr@xxxxxx>
Date: Wed, 21 Oct 2009 16:32:49 -0400
Subject: [PATCH] Omap3630: Configure HSMMC1 to 4-bit.
The HSMMC1 controller on omap3630 supprts only 4-bit mode. If cpu
is 3630 configure HSMMC1 wires to 4-bit.
Signed-off-by: Madhusudhan Chikkature <madhu.cr@xxxxxx>
---
arch/arm/mach-omap2/mmc-twl4030.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/mmc-twl4030.c b/arch/arm/mach-omap2/mmc-twl4030.c
index 3403914..7bef170 100644
--- a/arch/arm/mach-omap2/mmc-twl4030.c
+++ b/arch/arm/mach-omap2/mmc-twl4030.c
@@ -489,6 +489,12 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info
*controllers)
/* on-chip level shifting via PBIAS0/PBIAS1 */
mmc->slots[0].set_power = twl_mmc1_set_power;
mmc->slots[0].set_sleep = twl_mmc1_set_sleep;
+
+ /* Omap3630 HSMMC1 supports only 4-bit */
+ if (cpu_is_omap3630() && c->wires > 4) {
+ c->wires = 4;
+ mmc->slots[0].wires = c->wires;
+ }
break;
case 2:
if (c->ext_clock)
--
1.6.0.4
--
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