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author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-12-05 19:27:49 +0000 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-12-05 19:27:49 +0000 |
commit | 2f288efd2f9dd04e9a601364153d465fdd9a49bb (patch) | |
tree | f80da9df4079e98c0a83f511e353e98b36f82e53 | |
parent | 9a8f5e07200dd80fe5979490c36b62f64f70825b (diff) | |
parent | d9a861cce10596ae1f10cffefe1ad4519a253475 (diff) | |
download | linux-stable-2f288efd2f9dd04e9a601364153d465fdd9a49bb.tar.gz linux-stable-2f288efd2f9dd04e9a601364153d465fdd9a49bb.tar.bz2 linux-stable-2f288efd2f9dd04e9a601364153d465fdd9a49bb.zip |
Merge branch 'topic/dt' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator into regulator-next
-rw-r--r-- | Documentation/power/regulator/regulator.txt | 2 | ||||
-rw-r--r-- | drivers/regulator/fixed.c | 2 | ||||
-rw-r--r-- | drivers/regulator/of_regulator.c | 10 | ||||
-rw-r--r-- | include/linux/regulator/of_regulator.h | 6 |
4 files changed, 13 insertions, 7 deletions
diff --git a/Documentation/power/regulator/regulator.txt b/Documentation/power/regulator/regulator.txt index 3f8b528f237e..e272d9909e39 100644 --- a/Documentation/power/regulator/regulator.txt +++ b/Documentation/power/regulator/regulator.txt @@ -12,7 +12,7 @@ Drivers can register a regulator by calling :- struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc, struct device *dev, struct regulator_init_data *init_data, - void *driver_data); + void *driver_data, struct device_node *of_node); This will register the regulators capabilities and operations to the regulator core. diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c index 72abbf5507a6..a44a017c0864 100644 --- a/drivers/regulator/fixed.c +++ b/drivers/regulator/fixed.c @@ -64,7 +64,7 @@ of_get_fixed_voltage_config(struct device *dev) if (!config) return NULL; - config->init_data = of_get_regulator_init_data(dev); + config->init_data = of_get_regulator_init_data(dev, dev->of_node); if (!config->init_data) return NULL; diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c index acd7045d1601..f1651eb69648 100644 --- a/drivers/regulator/of_regulator.c +++ b/drivers/regulator/of_regulator.c @@ -34,6 +34,9 @@ static void of_get_regulation_constraints(struct device_node *np, /* Voltage change possible? */ if (constraints->min_uV != constraints->max_uV) constraints->valid_ops_mask |= REGULATOR_CHANGE_VOLTAGE; + /* Only one voltage? Then make sure it's set. */ + if (constraints->min_uV == constraints->max_uV) + constraints->apply_uV = true; uV_offset = of_get_property(np, "regulator-microvolt-offset", NULL); if (uV_offset) @@ -66,18 +69,19 @@ static void of_get_regulation_constraints(struct device_node *np, * tree node, returns a pointer to the populated struture or NULL if memory * alloc fails. */ -struct regulator_init_data *of_get_regulator_init_data(struct device *dev) +struct regulator_init_data *of_get_regulator_init_data(struct device *dev, + struct device_node *node) { struct regulator_init_data *init_data; - if (!dev->of_node) + if (!node) return NULL; init_data = devm_kzalloc(dev, sizeof(*init_data), GFP_KERNEL); if (!init_data) return NULL; /* Out of memory? */ - of_get_regulation_constraints(dev->of_node, &init_data); + of_get_regulation_constraints(node, &init_data); return init_data; } EXPORT_SYMBOL_GPL(of_get_regulator_init_data); diff --git a/include/linux/regulator/of_regulator.h b/include/linux/regulator/of_regulator.h index d83a98d3e3fd..769704f296e5 100644 --- a/include/linux/regulator/of_regulator.h +++ b/include/linux/regulator/of_regulator.h @@ -8,10 +8,12 @@ #if defined(CONFIG_OF) extern struct regulator_init_data - *of_get_regulator_init_data(struct device *dev); + *of_get_regulator_init_data(struct device *dev, + struct device_node *node); #else static inline struct regulator_init_data - *of_get_regulator_init_data(struct device *dev) + *of_get_regulator_init_data(struct device *dev, + struct device_node *node) { return NULL; } |