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-rw-r--r--include/linux/regulator/driver.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index 377da2357118..f0d7b0496e54 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -286,6 +286,11 @@ 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
@@ -360,6 +365,7 @@ 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;