From: Kishore Kadiyala <kishore.kadiyala@ti.com>
Date: Tue, 15 Feb 2011 08:40:36 +0000 (-0500)
Subject: OMAP: hsmmc: Enable MMC4 and MMC5 on OMAP4 platforms
X-Git-Tag: v2.6.39-rc1~432^2~23^4
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=commitdiff_plain;h=7715db5aeca09d853be4f2eb0bc688a970220621

OMAP: hsmmc: Enable MMC4 and MMC5 on OMAP4 platforms

OMAP4 supports up to 5 MMC controllers, but only 3 of these were
initialized. MMC5 is used by wl12xx chip. So initialize MMC4 and MMC5.

Signed-off-by: Kishore Kadiyala <kishore.kadiyala@ti.com>
Signed-off-by: Panduranga Mallireddy <panduranga_mallireddy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index 34272e4863fd..5496bc7d40ad 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -350,6 +350,11 @@ void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers)
 				mmc->slots[0].after_set_reg = NULL;
 			}
 			break;
+		case 4:
+		case 5:
+			mmc->slots[0].before_set_reg = NULL;
+			mmc->slots[0].after_set_reg = NULL;
+			break;
 		default:
 			pr_err("MMC%d configuration not supported!\n", c->mmc);
 			kfree(mmc);
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 078fdf11af03..8c42573f42ea 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -260,7 +260,7 @@ static int omap_hsmmc_1_set_power(struct device *dev, int slot, int power_on,
 	return ret;
 }
 
-static int omap_hsmmc_23_set_power(struct device *dev, int slot, int power_on,
+static int omap_hsmmc_235_set_power(struct device *dev, int slot, int power_on,
 				   int vdd)
 {
 	struct omap_hsmmc_host *host =
@@ -316,6 +316,12 @@ static int omap_hsmmc_23_set_power(struct device *dev, int slot, int power_on,
 	return ret;
 }
 
+static int omap_hsmmc_4_set_power(struct device *dev, int slot, int power_on,
+					int vdd)
+{
+	return 0;
+}
+
 static int omap_hsmmc_1_set_sleep(struct device *dev, int slot, int sleep,
 				  int vdd, int cardsleep)
 {
@@ -326,7 +332,7 @@ static int omap_hsmmc_1_set_sleep(struct device *dev, int slot, int sleep,
 	return regulator_set_mode(host->vcc, mode);
 }
 
-static int omap_hsmmc_23_set_sleep(struct device *dev, int slot, int sleep,
+static int omap_hsmmc_235_set_sleep(struct device *dev, int slot, int sleep,
 				   int vdd, int cardsleep)
 {
 	struct omap_hsmmc_host *host =
@@ -365,6 +371,12 @@ static int omap_hsmmc_23_set_sleep(struct device *dev, int slot, int sleep,
 		return regulator_enable(host->vcc_aux);
 }
 
+static int omap_hsmmc_4_set_sleep(struct device *dev, int slot, int sleep,
+					int vdd, int cardsleep)
+{
+	return 0;
+}
+
 static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
 {
 	struct regulator *reg;
@@ -379,10 +391,14 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
 		break;
 	case OMAP_MMC2_DEVID:
 	case OMAP_MMC3_DEVID:
+	case OMAP_MMC5_DEVID:
 		/* Off-chip level shifting, or none */
-		mmc_slot(host).set_power = omap_hsmmc_23_set_power;
-		mmc_slot(host).set_sleep = omap_hsmmc_23_set_sleep;
+		mmc_slot(host).set_power = omap_hsmmc_235_set_power;
+		mmc_slot(host).set_sleep = omap_hsmmc_235_set_sleep;
 		break;
+	case OMAP_MMC4_DEVID:
+		mmc_slot(host).set_power = omap_hsmmc_4_set_power;
+		mmc_slot(host).set_sleep = omap_hsmmc_4_set_sleep;
 	default:
 		pr_err("MMC%d configuration not supported!\n", host->id);
 		return -EINVAL;