mmc: host: omap_hsmmc: use devm_regulator_get_optional() for vmmc

[linux-beck.git] / drivers / mmc / host / omap_hsmmc.c

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 19ae7e693526078d29117c0deb698a9690de4161..9b335aff588284d84e7341e85420b0ff9da04775 100644 (file)
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -345,15 +345,19 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
 {
        struct regulator *reg;
        int ocr_value = 0;
+       int ret;
 
        if (mmc_pdata(host)->set_power)
                return 0;
 
-       reg = devm_regulator_get(host->dev, "vmmc");
+       reg = devm_regulator_get_optional(host->dev, "vmmc");
        if (IS_ERR(reg)) {
-               dev_err(host->dev, "unable to get vmmc regulator %ld\n",
+               ret = PTR_ERR(reg);
+               if (ret != -ENODEV)
+                       return ret;
+               host->vcc = NULL;
+               dev_dbg(host->dev, "unable to get vmmc regulator %ld\n",
                        PTR_ERR(reg));
-               return PTR_ERR(reg);
        } else {
                host->vcc = reg;
                ocr_value = mmc_regulator_get_ocrmask(reg);