1 files changed, 40 insertions, 22 deletions

diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index 2297fdf9ba7e..cbf91e25cf7f 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -522,7 +522,7 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
         struct device_node *pmic_np, *regulators_np, *reg_np;
         struct sec_regulator_data *rdata;
         struct sec_opmode_data *rmode;
-        unsigned int i, dvs_voltage_nr = 1, ret;
+        unsigned int i, dvs_voltage_nr = 8, ret;
 
         pmic_np = iodev->dev->of_node;
         if (!pmic_np) {
@@ -586,15 +586,39 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
                 rmode++;
         }
 
-        if (of_get_property(pmic_np, "s5m8767,pmic-buck2-uses-gpio-dvs", NULL))
+        if (of_get_property(pmic_np, "s5m8767,pmic-buck2-uses-gpio-dvs", NULL)) {
                 pdata->buck2_gpiodvs = true;
 
-        if (of_get_property(pmic_np, "s5m8767,pmic-buck3-uses-gpio-dvs", NULL))
+                if (of_property_read_u32_array(pmic_np,
+                                "s5m8767,pmic-buck2-dvs-voltage",
+                                pdata->buck2_voltage, dvs_voltage_nr)) {
+                        dev_err(iodev->dev, "buck2 voltages not specified\n");
+                        return -EINVAL;
+                }
+        }
+
+        if (of_get_property(pmic_np, "s5m8767,pmic-buck3-uses-gpio-dvs", NULL)) {
                 pdata->buck3_gpiodvs = true;
 
-        if (of_get_property(pmic_np, "s5m8767,pmic-buck4-uses-gpio-dvs", NULL))
+                if (of_property_read_u32_array(pmic_np,
+                                "s5m8767,pmic-buck3-dvs-voltage",
+                                pdata->buck3_voltage, dvs_voltage_nr)) {
+                        dev_err(iodev->dev, "buck3 voltages not specified\n");
+                        return -EINVAL;
+                }
+        }
+
+        if (of_get_property(pmic_np, "s5m8767,pmic-buck4-uses-gpio-dvs", NULL)) {
                 pdata->buck4_gpiodvs = true;
 
+                if (of_property_read_u32_array(pmic_np,
+                                "s5m8767,pmic-buck4-dvs-voltage",
+                                pdata->buck4_voltage, dvs_voltage_nr)) {
+                        dev_err(iodev->dev, "buck4 voltages not specified\n");
+                        return -EINVAL;
+                }
+        }
+
         if (pdata->buck2_gpiodvs || pdata->buck3_gpiodvs ||
                                                 pdata->buck4_gpiodvs) {
                 ret = s5m8767_pmic_dt_parse_dvs_gpio(iodev, pdata, pmic_np);
@@ -612,32 +636,26 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev,
                                 "invalid value for default dvs index, use 0\n");
                         }
                 }
-                dvs_voltage_nr = 8;
         }
 
         ret = s5m8767_pmic_dt_parse_ds_gpio(iodev, pdata, pmic_np);
         if (ret)
                 return -EINVAL;
 
-        if (of_property_read_u32_array(pmic_np,
-                                "s5m8767,pmic-buck2-dvs-voltage",
-                                pdata->buck2_voltage, dvs_voltage_nr)) {
-                dev_err(iodev->dev, "buck2 voltages not specified\n");
-                return -EINVAL;
-        }
+        if (of_get_property(pmic_np, "s5m8767,pmic-buck2-ramp-enable", NULL))
+                pdata->buck2_ramp_enable = true;
 
-        if (of_property_read_u32_array(pmic_np,
-                                "s5m8767,pmic-buck3-dvs-voltage",
-                                pdata->buck3_voltage, dvs_voltage_nr)) {
-                dev_err(iodev->dev, "buck3 voltages not specified\n");
-                return -EINVAL;
-        }
+        if (of_get_property(pmic_np, "s5m8767,pmic-buck3-ramp-enable", NULL))
+                pdata->buck3_ramp_enable = true;
 
-        if (of_property_read_u32_array(pmic_np,
-                                "s5m8767,pmic-buck4-dvs-voltage",
-                                pdata->buck4_voltage, dvs_voltage_nr)) {
-                dev_err(iodev->dev, "buck4 voltages not specified\n");
-                return -EINVAL;
+        if (of_get_property(pmic_np, "s5m8767,pmic-buck4-ramp-enable", NULL))
+                pdata->buck4_ramp_enable = true;
+
+        if (pdata->buck2_ramp_enable || pdata->buck3_ramp_enable
+                        || pdata->buck4_ramp_enable) {
+                if (of_property_read_u32(pmic_np, "s5m8767,pmic-buck-ramp-delay",
+                                &pdata->buck_ramp_delay))
+                        pdata->buck_ramp_delay = 0;
         }
 
         return 0;