Thread (70 messages) 70 messages, 15 authors, 2015-06-23
STALE4001d

[PATCH 10/21] regulator: core: Probe regulators on demand

From: Tomeu Vizoso <hidden>
Date: 2015-05-25 15:04:31
Also in: lkml
Subsystem: the rest, voltage and current regulator framework · Maintainers: Linus Torvalds, Liam Girdwood, Mark Brown 

When looking up a regulator through its DT node, ensure that the
corresponding device has been registered.

Signed-off-by: Tomeu Vizoso <redacted>
---
 drivers/regulator/core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 50f4404..3ac44fe 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -26,6 +26,7 @@
 #include <linux/gpio.h>
 #include <linux/gpio/consumer.h>
 #include <linux/of.h>
+#include <linux/of_platform.h>
 #include <linux/regmap.h>
 #include <linux/regulator/of_regulator.h>
 #include <linux/regulator/consumer.h>
@@ -1286,6 +1287,7 @@ static struct regulator_dev *regulator_dev_lookup(struct device *dev,
 	if (dev && dev->of_node) {
 		node = of_get_regulator(dev, supply);
 		if (node) {
+			of_platform_device_ensure(node);
 			mutex_lock(&regulator_list_mutex);
 			list_for_each_entry(r, &regulator_list, list)
 				if (r->dev.parent &&
-- 
2.4.1
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