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-rw-r--r--include/linux/regulator/driver.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index 13aa852b24a..b0432cc2b16 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -161,12 +161,16 @@ enum regulator_type {
* @name: Identifying name for the regulator.
* @supply_name: Identifying the regulator supply
* @id: Numerical identifier for the regulator.
- * @n_voltages: Number of selectors available for ops.list_voltage().
* @ops: Regulator operations table.
* @irq: Interrupt number for the regulator.
* @type: Indicates if the regulator is a voltage or current regulator.
* @owner: Module providing the regulator, used for refcounting.
-
+ *
+ * @n_voltages: Number of selectors available for ops.list_voltage().
+ *
+ * @min_uV: Voltage given by the lowest selector (if linear mapping)
+ * @uV_step: Voltage increase with each selector (if linear mapping)
+ *
* @vsel_reg: Register for selector when using regulator_regmap_X_voltage_
* @vsel_mask: Mask for register bitfield used for selector
* @enable_reg: Register for control when using regmap enable/disable ops
@@ -182,6 +186,9 @@ struct regulator_desc {
enum regulator_type type;
struct module *owner;
+ unsigned int min_uV;
+ unsigned int uV_step;
+
unsigned int vsel_reg;
unsigned int vsel_mask;
unsigned int enable_reg;
@@ -262,6 +269,10 @@ int rdev_get_id(struct regulator_dev *rdev);
int regulator_mode_to_status(unsigned int);
+int regulator_list_voltage_linear(struct regulator_dev *rdev,
+ unsigned int selector);
+int regulator_map_voltage_linear(struct regulator_dev *rdev,
+ int min_uV, int max_uV);
int regulator_map_voltage_iterate(struct regulator_dev *rdev,
int min_uV, int max_uV);
int regulator_get_voltage_sel_regmap(struct regulator_dev *rdev);