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path: root/drivers/regulator/of_regulator.c
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Diffstat (limited to 'drivers/regulator/of_regulator.c')
-rw-r--r--drivers/regulator/of_regulator.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c
index afefb29ce1b0..87637eb6bcbc 100644
--- a/drivers/regulator/of_regulator.c
+++ b/drivers/regulator/of_regulator.c
@@ -231,12 +231,12 @@ static int of_get_regulation_constraints(struct device *dev,
"regulator-off-in-suspend"))
suspend_state->enabled = DISABLE_IN_SUSPEND;
- if (!of_property_read_u32(np, "regulator-suspend-min-microvolt",
- &pval))
+ if (!of_property_read_u32(suspend_np,
+ "regulator-suspend-min-microvolt", &pval))
suspend_state->min_uV = pval;
- if (!of_property_read_u32(np, "regulator-suspend-max-microvolt",
- &pval))
+ if (!of_property_read_u32(suspend_np,
+ "regulator-suspend-max-microvolt", &pval))
suspend_state->max_uV = pval;
if (!of_property_read_u32(suspend_np,
@@ -445,11 +445,20 @@ struct regulator_init_data *regulator_of_get_init_data(struct device *dev,
goto error;
}
- if (desc->of_parse_cb && desc->of_parse_cb(child, desc, config)) {
- dev_err(dev,
- "driver callback failed to parse DT for regulator %pOFn\n",
- child);
- goto error;
+ if (desc->of_parse_cb) {
+ int ret;
+
+ ret = desc->of_parse_cb(child, desc, config);
+ if (ret) {
+ if (ret == -EPROBE_DEFER) {
+ of_node_put(child);
+ return ERR_PTR(-EPROBE_DEFER);
+ }
+ dev_err(dev,
+ "driver callback failed to parse DT for regulator %pOFn\n",
+ child);
+ goto error;
+ }
}
*node = child;