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Date: Wed, 26 May 2021 20:24:08 +0800
From: Axel Lin <axel.lin@...ics.com>
To: Mark Brown <broonie@...nel.org>
Cc: Robin Gong <yibin.gong@....com>,
Frieder Schrempf <frieder.schrempf@...tron.de>,
Liam Girdwood <lgirdwood@...il.com>,
linux-kernel@...r.kernel.org, Axel Lin <axel.lin@...ics.com>
Subject: [PATCH] regulator: pca9450: Convert to use regulator_set_ramp_delay_regmap
Use regulator_set_ramp_delay_regmap instead of open-coded.
Signed-off-by: Axel Lin <axel.lin@...ics.com>
---
drivers/regulator/pca9450-regulator.c | 51 +++++++++++++--------------
1 file changed, 24 insertions(+), 27 deletions(-)
diff --git a/drivers/regulator/pca9450-regulator.c b/drivers/regulator/pca9450-regulator.c
index 2f7ee212cb8c..64e5f5f0cc84 100644
--- a/drivers/regulator/pca9450-regulator.c
+++ b/drivers/regulator/pca9450-regulator.c
@@ -65,32 +65,9 @@ static const struct regmap_config pca9450_regmap_config = {
* 10: 25mV/4usec
* 11: 25mV/8usec
*/
-static int pca9450_dvs_set_ramp_delay(struct regulator_dev *rdev,
- int ramp_delay)
-{
- int id = rdev_get_id(rdev);
- unsigned int ramp_value;
-
- switch (ramp_delay) {
- case 1 ... 3125:
- ramp_value = BUCK1_RAMP_3P125MV;
- break;
- case 3126 ... 6250:
- ramp_value = BUCK1_RAMP_6P25MV;
- break;
- case 6251 ... 12500:
- ramp_value = BUCK1_RAMP_12P5MV;
- break;
- case 12501 ... 25000:
- ramp_value = BUCK1_RAMP_25MV;
- break;
- default:
- ramp_value = BUCK1_RAMP_25MV;
- }
-
- return regmap_update_bits(rdev->regmap, PCA9450_REG_BUCK1CTRL + id * 3,
- BUCK1_RAMP_MASK, ramp_value << 6);
-}
+static const unsigned int pca9450_dvs_buck_ramp_table[] = {
+ 25000, 12500, 6250, 3125
+};
static const struct regulator_ops pca9450_dvs_buck_regulator_ops = {
.enable = regulator_enable_regmap,
@@ -100,7 +77,7 @@ static const struct regulator_ops pca9450_dvs_buck_regulator_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 = pca9450_dvs_set_ramp_delay,
+ .set_ramp_delay = regulator_set_ramp_delay_regmap,
};
static const struct regulator_ops pca9450_buck_regulator_ops = {
@@ -251,6 +228,10 @@ static const struct pca9450_regulator_desc pca9450a_regulators[] = {
.vsel_mask = BUCK1OUT_DVS0_MASK,
.enable_reg = PCA9450_REG_BUCK1CTRL,
.enable_mask = BUCK1_ENMODE_MASK,
+ .ramp_reg = PCA9450_REG_BUCK1CTRL,
+ .ramp_mask = BUCK1_RAMP_MASK,
+ .ramp_delay_table = pca9450_dvs_buck_ramp_table,
+ .n_ramp_values = ARRAY_SIZE(pca9450_dvs_buck_ramp_table),
.owner = THIS_MODULE,
.of_parse_cb = pca9450_set_dvs_levels,
},
@@ -276,6 +257,10 @@ static const struct pca9450_regulator_desc pca9450a_regulators[] = {
.vsel_mask = BUCK2OUT_DVS0_MASK,
.enable_reg = PCA9450_REG_BUCK2CTRL,
.enable_mask = BUCK1_ENMODE_MASK,
+ .ramp_reg = PCA9450_REG_BUCK2CTRL,
+ .ramp_mask = BUCK2_RAMP_MASK,
+ .ramp_delay_table = pca9450_dvs_buck_ramp_table,
+ .n_ramp_values = ARRAY_SIZE(pca9450_dvs_buck_ramp_table),
.owner = THIS_MODULE,
.of_parse_cb = pca9450_set_dvs_levels,
},
@@ -301,6 +286,10 @@ static const struct pca9450_regulator_desc pca9450a_regulators[] = {
.vsel_mask = BUCK3OUT_DVS0_MASK,
.enable_reg = PCA9450_REG_BUCK3CTRL,
.enable_mask = BUCK3_ENMODE_MASK,
+ .ramp_reg = PCA9450_REG_BUCK3CTRL,
+ .ramp_mask = BUCK3_RAMP_MASK,
+ .ramp_delay_table = pca9450_dvs_buck_ramp_table,
+ .n_ramp_values = ARRAY_SIZE(pca9450_dvs_buck_ramp_table),
.owner = THIS_MODULE,
.of_parse_cb = pca9450_set_dvs_levels,
},
@@ -477,6 +466,10 @@ static const struct pca9450_regulator_desc pca9450bc_regulators[] = {
.vsel_mask = BUCK1OUT_DVS0_MASK,
.enable_reg = PCA9450_REG_BUCK1CTRL,
.enable_mask = BUCK1_ENMODE_MASK,
+ .ramp_reg = PCA9450_REG_BUCK1CTRL,
+ .ramp_mask = BUCK1_RAMP_MASK,
+ .ramp_delay_table = pca9450_dvs_buck_ramp_table,
+ .n_ramp_values = ARRAY_SIZE(pca9450_dvs_buck_ramp_table),
.owner = THIS_MODULE,
.of_parse_cb = pca9450_set_dvs_levels,
},
@@ -502,6 +495,10 @@ static const struct pca9450_regulator_desc pca9450bc_regulators[] = {
.vsel_mask = BUCK2OUT_DVS0_MASK,
.enable_reg = PCA9450_REG_BUCK2CTRL,
.enable_mask = BUCK1_ENMODE_MASK,
+ .ramp_reg = PCA9450_REG_BUCK2CTRL,
+ .ramp_mask = BUCK2_RAMP_MASK,
+ .ramp_delay_table = pca9450_dvs_buck_ramp_table,
+ .n_ramp_values = ARRAY_SIZE(pca9450_dvs_buck_ramp_table),
.owner = THIS_MODULE,
.of_parse_cb = pca9450_set_dvs_levels,
},
--
2.25.1
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