diff options
| -rw-r--r-- | arch/arm/mach-omap2/hsmmc.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/hsmmc.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/mmc.h | 3 | ||||
| -rw-r--r-- | drivers/mmc/host/omap_hsmmc.c | 16 |
4 files changed, 22 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index e4ab123cd4d0..9ad229594b46 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -205,6 +205,9 @@ void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers) if (c->no_off) mmc->slots[0].no_off = 1; + if (c->vcc_aux_disable_is_sleep) + mmc->slots[0].vcc_aux_disable_is_sleep = 1; + /* NOTE: MMC slots should have a Vcc regulator set up. * This may be from a TWL4030-family chip, another * controllable regulator, or a fixed supply. diff --git a/arch/arm/mach-omap2/hsmmc.h b/arch/arm/mach-omap2/hsmmc.h index 2453a7aeaf6f..36f0ba8d89e2 100644 --- a/arch/arm/mach-omap2/hsmmc.h +++ b/arch/arm/mach-omap2/hsmmc.h @@ -15,6 +15,7 @@ struct omap2_hsmmc_info { bool nonremovable; /* Nonremovable e.g. eMMC */ bool power_saving; /* Try to sleep or power off when possible */ bool no_off; /* power_saving and power is not to go off */ + bool vcc_aux_disable_is_sleep; /* Regulator off remapped to sleep */ int gpio_cd; /* or -EINVAL */ int gpio_wp; /* or -EINVAL */ char *name; /* or NULL for default */ diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h index b46394955f37..a1bac07c89eb 100644 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ b/arch/arm/plat-omap/include/plat/mmc.h @@ -99,6 +99,9 @@ struct omap_mmc_platform_data { /* If using power_saving and the MMC power is not to go off */ unsigned no_off:1; + /* Regulator off remapped to sleep */ + unsigned vcc_aux_disable_is_sleep:1; + int switch_pin; /* gpio (card detect) */ int gpio_wp; /* gpio (write protect) */ diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index d2fad587f371..af374771bed0 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -347,7 +347,14 @@ static int omap_hsmmc_23_set_sleep(struct device *dev, int slot, int sleep, err = regulator_set_mode(host->vcc, mode); if (err) return err; - return regulator_set_mode(host->vcc_aux, mode); + + if (!mmc_slot(host).vcc_aux_disable_is_sleep) + return regulator_set_mode(host->vcc_aux, mode); + + if (sleep) + return regulator_disable(host->vcc_aux); + else + return regulator_enable(host->vcc_aux); } static int omap_hsmmc_gpio_init(struct omap_mmc_platform_data *pdata) @@ -1982,6 +1989,13 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev) else mmc->ops = &omap_hsmmc_ops; + /* + * If regulator_disable can only put vcc_aux to sleep then there is + * no off state. + */ + if (mmc_slot(host).vcc_aux_disable_is_sleep) + mmc_slot(host).no_off = 1; + mmc->f_min = 400000; mmc->f_max = 52000000; |