regulator: gpio: Don't require a regulator-type property
Since essentially all GPIO controlled regulators are voltage regulators
make the regulator-type property optional, defaulting to voltage.
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/regulator/gpio-regulator.c b/drivers/regulator/gpio-regulator.c
index bcd827c..cdb9d94 100644
--- a/drivers/regulator/gpio-regulator.c
+++ b/drivers/regulator/gpio-regulator.c
@@ -203,17 +203,15 @@
}
config->nr_states = i;
+ config->type = REGULATOR_VOLTAGE;
ret = of_property_read_string(np, "regulator-type", ®type);
- if (ret < 0) {
- dev_err(dev, "Missing 'regulator-type' property\n");
- return ERR_PTR(-EINVAL);
+ if (ret >= 0) {
+ if (!strncmp("voltage", regtype, 7))
+ config->type = REGULATOR_VOLTAGE;
+ else if (!strncmp("current", regtype, 7))
+ config->type = REGULATOR_CURRENT;
}
- if (!strncmp("voltage", regtype, 7))
- config->type = REGULATOR_VOLTAGE;
- else if (!strncmp("current", regtype, 7))
- config->type = REGULATOR_CURRENT;
-
return config;
}