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-rw-r--r--include/linux/regulator/driver.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index d45ab52c91c9..9a911bb5fb61 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -12,8 +12,6 @@
#ifndef __LINUX_REGULATOR_DRIVER_H_
#define __LINUX_REGULATOR_DRIVER_H_
-#define MAX_COUPLED 2
-
#include <linux/device.h>
#include <linux/notifier.h>
#include <linux/regulator/consumer.h>
@@ -283,6 +281,11 @@ enum regulator_type {
* @vsel_range_mask: Mask for register bitfield used for range selector
* @vsel_reg: Register for selector when using regulator_regmap_X_voltage_
* @vsel_mask: Mask for register bitfield used for selector
+ * @vsel_step: Specify the resolution of selector stepping when setting
+ * voltage. If 0, then no stepping is done (requested selector is
+ * set directly), if >0 then the regulator API will ramp the
+ * voltage up/down gradually each time increasing/decreasing the
+ * selector by the specified step value.
* @csel_reg: Register for current limit selector using regmap set_current_limit
* @csel_mask: Mask for register bitfield used for current limit selector
* @apply_reg: Register for initiate voltage change on the output when
@@ -357,6 +360,7 @@ struct regulator_desc {
unsigned int vsel_range_mask;
unsigned int vsel_reg;
unsigned int vsel_mask;
+ unsigned int vsel_step;
unsigned int csel_reg;
unsigned int csel_mask;
unsigned int apply_reg;
@@ -423,7 +427,8 @@ struct regulator_config {
* incremented.
*/
struct coupling_desc {
- struct regulator_dev *coupled_rdevs[MAX_COUPLED];
+ struct regulator_dev **coupled_rdevs;
+ struct regulator_coupler *coupler;
int n_resolved;
int n_coupled;
};
@@ -549,4 +554,5 @@ void regulator_unlock(struct regulator_dev *rdev);
*/
int regulator_desc_list_voltage_linear_range(const struct regulator_desc *desc,
unsigned int selector);
+
#endif