The dts regulators subnode can be incomplete e.g. if the pre-programmed
values are valid and shouldn't be changed. Missing regulator nodes are
indicated by "of_regulator_match->of_node == NULL". Take missing
regulators into account and register only existing ones.
Signed-off-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
---
drivers/regulator/stpmic1_regulator.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/regulator/stpmic1_regulator.c b/drivers/regulator/stpmic1_regulator.c
index 71a4ae80c3..2b4b729541 100644
--- a/drivers/regulator/stpmic1_regulator.c
+++ b/drivers/regulator/stpmic1_regulator.c
@@ -383,6 +383,11 @@ static int stpmic1_regulator_register(struct device_d *dev, int id,
{
int ret;
+ if (!match->of_node) {
+ dev_dbg(dev, "Skip missing DTB regulator %s", match->name);
+ return 0;
+ }
+
cfg->dev = dev;
cfg->rdev.desc = &cfg->desc;
cfg->rdev.regmap = dev_get_regmap(dev->parent, NULL);
--
2.20.1
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