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authorShawn Guo <shawn.guo@linaro.org>2011-12-21 23:00:46 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-12-22 11:10:45 +0000
commit93bcb23b38f634e8fb4ddda0d3f4862fda5cedae (patch)
tree9f087497a7511022c8e740c3e16bb3703efc4fda /drivers/regulator/mc13xxx.h
parentregulator: mc13892: remove the unnecessary prefix from regulator name (diff)
downloadlinux-dev-93bcb23b38f634e8fb4ddda0d3f4862fda5cedae.tar.xz
linux-dev-93bcb23b38f634e8fb4ddda0d3f4862fda5cedae.zip
regulator: mc13892: add device tree probe support
It adds device tree probe support for mc13892-regulator driver. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/mc13xxx.h')
-rw-r--r--drivers/regulator/mc13xxx.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/regulator/mc13xxx.h b/drivers/regulator/mc13xxx.h
index 75e383226a87..b3961c658b05 100644
--- a/drivers/regulator/mc13xxx.h
+++ b/drivers/regulator/mc13xxx.h
@@ -29,6 +29,7 @@ struct mc13xxx_regulator_priv {
struct mc13xxx *mc13xxx;
u32 powermisc_pwgt_state;
struct mc13xxx_regulator *mc13xxx_regulators;
+ int num_regulators;
struct regulator_dev *regulators[];
};
@@ -42,6 +43,25 @@ extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
int min_uV, int max_uV, unsigned *selector);
extern int mc13xxx_fixed_regulator_get_voltage(struct regulator_dev *rdev);
+#ifdef CONFIG_OF
+extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev);
+extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
+ struct platform_device *pdev, struct mc13xxx_regulator *regulators,
+ int num_regulators);
+#else
+static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)
+{
+ return -ENODEV;
+}
+
+static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
+ struct platform_device *pdev, struct mc13xxx_regulator *regulators,
+ int num_regulators)
+{
+ return NULL;
+}
+#endif
+
extern struct regulator_ops mc13xxx_regulator_ops;
extern struct regulator_ops mc13xxx_fixed_regulator_ops;