rk30:sdk:modify regulator_set_voltage process

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 19cfa94c3df5b57e850f865b776240045344afbc..fc8c1c3c11c2fc332fc063f21814f0308e9a91a9 100755 (executable)
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1779,6 +1779,19 @@ int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV)
 
        ret = _regulator_do_set_voltage(rdev, min_uV, max_uV);
 
+       if (ret < 0) {
+       int ret_volt = 0;
+       msleep(1);
+       ret_volt = _regulator_get_voltage(rdev);
+       if (ret_volt == regulator->max_uV) {
+               ret = 0;
+       } else {
+               regulator->min_uV = 0;
+               regulator->max_uV = 0;
+               ret = -1;
+       }
+  }
+
 out:
        mutex_unlock(&rdev->mutex);
        return ret;