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path: root/drivers/regulator/bd71828-regulator.c
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Diffstat (limited to 'drivers/regulator/bd71828-regulator.c')
-rw-r--r--drivers/regulator/bd71828-regulator.c51
1 files changed, 18 insertions, 33 deletions
diff --git a/drivers/regulator/bd71828-regulator.c b/drivers/regulator/bd71828-regulator.c
index 6b12e963ed8f..a4f09a5a30ca 100644
--- a/drivers/regulator/bd71828-regulator.c
+++ b/drivers/regulator/bd71828-regulator.c
@@ -90,38 +90,7 @@ static const struct linear_range bd71828_ldo_volts[] = {
REGULATOR_LINEAR_RANGE(3300000, 0x32, 0x3f, 0),
};
-static int bd71828_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
-{
- unsigned int val;
-
- switch (ramp_delay) {
- case 1 ... 2500:
- val = 0;
- break;
- case 2501 ... 5000:
- val = 1;
- break;
- case 5001 ... 10000:
- val = 2;
- break;
- case 10001 ... 20000:
- val = 3;
- break;
- default:
- val = 3;
- dev_err(&rdev->dev,
- "ramp_delay: %d not supported, setting 20mV/uS",
- ramp_delay);
- }
-
- /*
- * On BD71828 the ramp delay level control reg is at offset +2 to
- * enable reg
- */
- return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg + 2,
- BD71828_MASK_RAMP_DELAY,
- val << (ffs(BD71828_MASK_RAMP_DELAY) - 1));
-}
+static const unsigned int bd71828_ramp_delay[] = { 2500, 5000, 10000, 20000 };
static int buck_set_hw_dvs_levels(struct device_node *np,
const struct regulator_desc *desc,
@@ -185,7 +154,7 @@ static const struct regulator_ops bd71828_dvs_buck_ops = {
.set_voltage_sel = regulator_set_voltage_sel_regmap,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_time_sel = regulator_set_voltage_time_sel,
- .set_ramp_delay = bd71828_set_ramp_delay,
+ .set_ramp_delay = regulator_set_ramp_delay_regmap,
};
static const struct regulator_ops bd71828_ldo_ops = {
@@ -219,6 +188,10 @@ static const struct bd71828_regulator_data bd71828_rdata[] = {
.enable_mask = BD71828_MASK_RUN_EN,
.vsel_reg = BD71828_REG_BUCK1_VOLT,
.vsel_mask = BD71828_MASK_BUCK1267_VOLT,
+ .ramp_delay_table = bd71828_ramp_delay,
+ .n_ramp_values = ARRAY_SIZE(bd71828_ramp_delay),
+ .ramp_reg = BD71828_REG_BUCK1_MODE,
+ .ramp_mask = BD71828_MASK_RAMP_DELAY,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -261,6 +234,10 @@ static const struct bd71828_regulator_data bd71828_rdata[] = {
.enable_mask = BD71828_MASK_RUN_EN,
.vsel_reg = BD71828_REG_BUCK2_VOLT,
.vsel_mask = BD71828_MASK_BUCK1267_VOLT,
+ .ramp_delay_table = bd71828_ramp_delay,
+ .n_ramp_values = ARRAY_SIZE(bd71828_ramp_delay),
+ .ramp_reg = BD71828_REG_BUCK2_MODE,
+ .ramp_mask = BD71828_MASK_RAMP_DELAY,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -421,6 +398,10 @@ static const struct bd71828_regulator_data bd71828_rdata[] = {
.enable_mask = BD71828_MASK_RUN_EN,
.vsel_reg = BD71828_REG_BUCK6_VOLT,
.vsel_mask = BD71828_MASK_BUCK1267_VOLT,
+ .ramp_delay_table = bd71828_ramp_delay,
+ .n_ramp_values = ARRAY_SIZE(bd71828_ramp_delay),
+ .ramp_reg = BD71828_REG_BUCK6_MODE,
+ .ramp_mask = BD71828_MASK_RAMP_DELAY,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},
@@ -458,6 +439,10 @@ static const struct bd71828_regulator_data bd71828_rdata[] = {
.enable_mask = BD71828_MASK_RUN_EN,
.vsel_reg = BD71828_REG_BUCK7_VOLT,
.vsel_mask = BD71828_MASK_BUCK1267_VOLT,
+ .ramp_delay_table = bd71828_ramp_delay,
+ .n_ramp_values = ARRAY_SIZE(bd71828_ramp_delay),
+ .ramp_reg = BD71828_REG_BUCK7_MODE,
+ .ramp_mask = BD71828_MASK_RAMP_DELAY,
.owner = THIS_MODULE,
.of_parse_cb = buck_set_hw_dvs_levels,
},