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Omap3630:Configure HSMMC1 to 4-bit

Message ID 63223.192.168.10.89.1256233270.squirrel@dbdmail.itg.ti.com (mailing list archive)
State Accepted, archived
Delegated to: Tony Lindgren
Headers show

Commit Message

Madhusudhan Oct. 22, 2009, 5:41 p.m. UTC 
None
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Patch

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: