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OMAP: hsmmc: Enable MMC4 and MMC5 on OMAP4 platforms

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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>
This commit is contained in:
Kishore Kadiyala 2011-02-15 03:40:36 -05:00 committed by Tony Lindgren
parent b17e097911
commit 7715db5aec
2 changed files with 25 additions and 4 deletions
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5
arch/arm/mach-omap2/hsmmc.c
View File

@ -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);

24
drivers/mmc/host/omap_hsmmc.c
View File

@ -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;