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path: root/drivers/regulator/max8998.c
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Diffstat (limited to 'drivers/regulator/max8998.c')
-rw-r--r--drivers/regulator/max8998.c96
1 files changed, 29 insertions, 67 deletions
diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c
index a57a1b15cdb..8c45b93b733 100644
--- a/drivers/regulator/max8998.c
+++ b/drivers/regulator/max8998.c
@@ -630,6 +630,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
struct max8998_data *max8998;
struct i2c_client *i2c;
int i, ret, size;
+ unsigned int v;
if (!pdata) {
dev_err(pdev->dev.parent, "No platform init data supplied\n");
@@ -688,53 +689,21 @@ static int max8998_pmic_probe(struct platform_device *pdev)
gpio_request(pdata->buck1_set2, "MAX8998 BUCK1_SET2");
gpio_direction_output(pdata->buck1_set2,
(max8998->buck1_idx >> 1) & 0x1);
- /* Set predefined value for BUCK1 register 1 */
- i = 0;
- while (buck12_voltage_map_desc.min +
- buck12_voltage_map_desc.step*i
- < pdata->buck1_voltage1)
- i++;
- max8998->buck1_vol[0] = i;
- ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE1, i);
- if (ret)
- goto err_out;
-
- /* Set predefined value for BUCK1 register 2 */
- i = 0;
- while (buck12_voltage_map_desc.min +
- buck12_voltage_map_desc.step*i
- < pdata->buck1_voltage2)
- i++;
-
- max8998->buck1_vol[1] = i;
- ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE2, i);
- if (ret)
- goto err_out;
-
- /* Set predefined value for BUCK1 register 3 */
- i = 0;
- while (buck12_voltage_map_desc.min +
- buck12_voltage_map_desc.step*i
- < pdata->buck1_voltage3)
- i++;
-
- max8998->buck1_vol[2] = i;
- ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE3, i);
- if (ret)
- goto err_out;
-
- /* Set predefined value for BUCK1 register 4 */
- i = 0;
- while (buck12_voltage_map_desc.min +
- buck12_voltage_map_desc.step*i
- < pdata->buck1_voltage4)
- i++;
-
- max8998->buck1_vol[3] = i;
- ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE4, i);
- if (ret)
- goto err_out;
+ /* Set predefined values for BUCK1 registers */
+ for (v = 0; v < ARRAY_SIZE(pdata->buck1_voltage); ++v) {
+ i = 0;
+ while (buck12_voltage_map_desc.min +
+ buck12_voltage_map_desc.step*i
+ < pdata->buck1_voltage[v])
+ i++;
+
+ max8998->buck1_vol[v] = i;
+ ret = max8998_write_reg(i2c,
+ MAX8998_REG_BUCK1_VOLTAGE1 + v, i);
+ if (ret)
+ goto err_out;
+ }
}
if (gpio_is_valid(pdata->buck2_set3)) {
@@ -750,27 +719,20 @@ static int max8998_pmic_probe(struct platform_device *pdev)
gpio_direction_output(pdata->buck2_set3,
max8998->buck2_idx & 0x1);
- /* BUCK2 register 1 */
- i = 0;
- while (buck12_voltage_map_desc.min +
- buck12_voltage_map_desc.step*i
- < pdata->buck2_voltage1)
- i++;
- max8998->buck2_vol[0] = i;
- ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE1, i);
- if (ret)
- goto err_out;
-
- /* BUCK2 register 2 */
- i = 0;
- while (buck12_voltage_map_desc.min +
- buck12_voltage_map_desc.step*i
- < pdata->buck2_voltage2)
- i++;
- max8998->buck2_vol[1] = i;
- ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE2, i);
- if (ret)
- goto err_out;
+ /* Set predefined values for BUCK2 registers */
+ for (v = 0; v < ARRAY_SIZE(pdata->buck2_voltage); ++v) {
+ i = 0;
+ while (buck12_voltage_map_desc.min +
+ buck12_voltage_map_desc.step*i
+ < pdata->buck2_voltage[v])
+ i++;
+
+ max8998->buck2_vol[v] = i;
+ ret = max8998_write_reg(i2c,
+ MAX8998_REG_BUCK2_VOLTAGE1 + v, i);
+ if (ret)
+ goto err_out;
+ }
}
for (i = 0; i < pdata->num_regulators; i++) {