From: Kishore Kadiyala <kishore.kadiyala@xxxxxx>
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@xxxxxx>
Signed-off-by: Panduranga Mallireddy <panduranga_mallireddy@xxxxxx>
---
arch/arm/mach-omap2/hsmmc.c | 5 +++++
drivers/mmc/host/omap_hsmmc.c | 24 ++++++++++++++++++++----
2 files changed, 25 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index 8f1a484..3c0809f 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -348,6 +348,11 @@ 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 f59f8da..2525071 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;
--
1.5.6.3
--
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