dm: power: Allow regulators to not implement all operations

Some regulators will not implement any operations (e.g. fixed regulators).
This is not an error, so allow the autoset process to continue when one
of these regulators is found.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/power/regulator/regulator-uclass.c b/drivers/power/regulator/regulator-uclass.c
index fec288629de20e3b72b1204861666b142cf03bde..9fe07f2f7336e339fe604986145f901dad6d98c0 100644 (file)
--- a/drivers/power/regulator/regulator-uclass.c
+++ b/drivers/power/regulator/regulator-uclass.c
@@ -334,6 +334,8 @@ int regulators_enable_boot_on(bool verbose)
                }
                if (verbose)
                        regulator_show(dev, ret);
+               if (ret == -ENOSYS)
+                       ret = 0;
        }
 
        return ret;