mmc: omap_hsmmc: use devm_regulator API

Use devm_regulator API, while at it use
devm_regulator_get_optional for optional vmmc_aux supply

Signed-off-by: Balaji T K <balajitk@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Tested-by: Florian Vaussard <florian.vaussard@epfl.ch>
Tested-by: Stefan Roese <sr@denx.de>
Signed-off-by: Chris Ball <chris@printf.net>

1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 83240f05e917..36fb91eefd82 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -321,7 +321,7 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
         struct regulator *reg;
         int ocr_value = 0;
 
-        reg = regulator_get(host->dev, "vmmc");
+        reg = devm_regulator_get(host->dev, "vmmc");
         if (IS_ERR(reg)) {
                 dev_err(host->dev, "vmmc regulator missing\n");
                 return PTR_ERR(reg);
@@ -341,7 +341,7 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
                 }
 
                 /* Allow an aux regulator */
-                reg = regulator_get(host->dev, "vmmc_aux");
+                reg = devm_regulator_get_optional(host->dev, "vmmc_aux");
                 host->vcc_aux = IS_ERR(reg) ? NULL : reg;
 
                 /* For eMMC do not power off when not in sleep state */
@@ -371,8 +371,6 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
 
 static void omap_hsmmc_reg_put(struct omap_hsmmc_host *host)
 {
-        regulator_put(host->vcc);
-        regulator_put(host->vcc_aux);
         mmc_slot(host).set_power = NULL;
 }