mmc: omap_hsmmc: ensure pbias configuration is always done
authorAdrian Hunter <adrian.hunter@nokia.com>
Fri, 6 May 2011 09:14:10 +0000 (12:14 +0300)
committerChris Ball <cjb@laptop.org>
Wed, 26 Oct 2011 20:32:24 +0000 (16:32 -0400)
Go through the driver's set_power() functions rather than
calling regulator_enable/disable() directly because otherwise
pbias configuration for MMC1 is not done.

Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Acked-by: Balaji T K <balajitk@ti.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/omap_hsmmc.c

index 3c900f34c13f7bf456727bfda71d3b6e56eb110f..bb334be562d73ce8c33958e26f49816cc2223fee 100644 (file)
@@ -450,15 +450,14 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
                * framework is fixed, we need a workaround like this
                * (which is safe for MMC, but not in general).
                */
-               if (regulator_is_enabled(host->vcc) > 0) {
-                       regulator_enable(host->vcc);
-                       regulator_disable(host->vcc);
-               }
-               if (host->vcc_aux) {
-                       if (regulator_is_enabled(reg) > 0) {
-                               regulator_enable(reg);
-                               regulator_disable(reg);
-                       }
+               if (regulator_is_enabled(host->vcc) > 0 ||
+                   (host->vcc_aux && regulator_is_enabled(host->vcc_aux))) {
+                       int vdd = ffs(mmc_slot(host).ocr_mask) - 1;
+
+                       mmc_slot(host).set_power(host->dev, host->slot_id,
+                                                1, vdd);
+                       mmc_slot(host).set_power(host->dev, host->slot_id,
+                                                0, 0);
                }
        }