Merge remote-tracking branch 'regulator/for-next'

12 files changed, 84 insertions, 30 deletions

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 53d4fc70dbd0..49a0b6a2e237 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1326,8 +1326,8 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
 		regulator->dev = dev;
 
 		/* Add a link to the device sysfs entry */
-		size = scnprintf(buf, REG_STR_SIZE, "%s-%s",
-				 dev->kobj.name, supply_name);
+		size = snprintf(buf, REG_STR_SIZE, "%s-%s",
+				dev->kobj.name, supply_name);
 		if (size >= REG_STR_SIZE)
 			goto overflow_err;
 
@@ -1343,7 +1343,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
 			/* non-fatal */
 		}
 	} else {
-		regulator->supply_name = kstrdup(supply_name, GFP_KERNEL);
+		regulator->supply_name = kstrdup_const(supply_name, GFP_KERNEL);
 		if (regulator->supply_name == NULL)
 			goto overflow_err;
 	}
@@ -1799,7 +1799,7 @@ static void _regulator_put(struct regulator *regulator)
 	put_device(&rdev->dev);
 	mutex_unlock(&rdev->mutex);
 
-	kfree(regulator->supply_name);
+	kfree_const(regulator->supply_name);
 	kfree(regulator);
 
 	module_put(rdev->owner);
diff --git a/drivers/regulator/internal.h b/drivers/regulator/internal.h
index 1dd575b28564..66a8ea0c8386 100644
--- a/drivers/regulator/internal.h
+++ b/drivers/regulator/internal.h
@@ -29,7 +29,7 @@ struct regulator {
 	int uA_load;
 	int min_uV;
 	int max_uV;
-	char *supply_name;
+	const char *supply_name;
 	struct device_attribute dev_attr;
 	struct regulator_dev *rdev;
 	struct dentry *debugfs;
diff --git a/drivers/regulator/lm363x-regulator.c b/drivers/regulator/lm363x-regulator.c
index f53e63301a20..ce5f7d9ad475 100644
--- a/drivers/regulator/lm363x-regulator.c
+++ b/drivers/regulator/lm363x-regulator.c
@@ -227,9 +227,9 @@ static int lm363x_regulator_of_get_enable_gpio(struct device_node *np, int id)
 	 */
 	switch (id) {
 	case LM3632_LDO_POS:
-		return of_get_named_gpio(np, "ti,lcm-en1-gpio", 0);
+		return of_get_named_gpio(np, "enable-gpios", 0);
 	case LM3632_LDO_NEG:
-		return of_get_named_gpio(np, "ti,lcm-en2-gpio", 0);
+		return of_get_named_gpio(np, "enable-gpios", 1);
 	default:
 		return -EINVAL;
 	}
diff --git a/drivers/regulator/ltc3589.c b/drivers/regulator/ltc3589.c
index a7a1a0313bbf..853a06ad86d6 100644
--- a/drivers/regulator/ltc3589.c
+++ b/drivers/regulator/ltc3589.c
@@ -22,6 +22,7 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/of.h>
+#include <linux/of_device.h>
 #include <linux/regmap.h>
 #include <linux/regulator/driver.h>
 #include <linux/regulator/of_regulator.h>
@@ -470,7 +471,11 @@ static int ltc3589_probe(struct i2c_client *client,
 		return -ENOMEM;
 
 	i2c_set_clientdata(client, ltc3589);
-	ltc3589->variant = id->driver_data;
+	if (client->dev.of_node)
+		ltc3589->variant = (enum ltc3589_variant)
+			of_device_get_match_data(&client->dev);
+	else
+		ltc3589->variant = id->driver_data;
 	ltc3589->dev = dev;
 
 	descs = ltc3589->regulator_descs;
@@ -542,9 +547,27 @@ static struct i2c_device_id ltc3589_i2c_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, ltc3589_i2c_id);
 
+static const struct of_device_id ltc3589_of_match[] = {
+	{
+		.compatible = "lltc,ltc3589",
+		.data = (void *)LTC3589,
+	},
+	{
+		.compatible = "lltc,ltc3589-1",
+		.data = (void *)LTC3589_1,
+	},
+	{
+		.compatible = "lltc,ltc3589-2",
+		.data = (void *)LTC3589_2,
+	},
+	{ },
+};
+MODULE_DEVICE_TABLE(of, ltc3589_of_match);
+
 static struct i2c_driver ltc3589_driver = {
 	.driver = {
 		.name = DRIVER_NAME,
+		.of_match_table = of_match_ptr(ltc3589_of_match),
 	},
 	.probe = ltc3589_probe,
 	.id_table = ltc3589_i2c_id,
diff --git a/drivers/regulator/ltc3676.c b/drivers/regulator/ltc3676.c
index 503cd90eba39..662ee05ea44d 100644
--- a/drivers/regulator/ltc3676.c
+++ b/drivers/regulator/ltc3676.c
@@ -406,9 +406,16 @@ static const struct i2c_device_id ltc3676_i2c_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, ltc3676_i2c_id);
 
+static const struct of_device_id ltc3676_of_match[] = {
+	{ .compatible = "lltc,ltc3676" },
+	{ },
+};
+MODULE_DEVICE_TABLE(of, ltc3676_of_match);
+
 static struct i2c_driver ltc3676_driver = {
 	.driver = {
 		.name = DRIVER_NAME,
+		.of_match_table = of_match_ptr(ltc3676_of_match),
 	},
 	.probe = ltc3676_regulator_probe,
 	.id_table = ltc3676_i2c_id,
diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c
index 2c1228d5796a..6779c2b53674 100644
--- a/drivers/regulator/max1586.c
+++ b/drivers/regulator/max1586.c
@@ -126,14 +126,14 @@ static int max1586_v6_set_voltage_sel(struct regulator_dev *rdev,
  * The Maxim 1586 controls V3 and V6 voltages, but offers no way of reading back
  * the set up value.
  */
-static struct regulator_ops max1586_v3_ops = {
+static const struct regulator_ops max1586_v3_ops = {
 	.get_voltage_sel = max1586_v3_get_voltage_sel,
 	.set_voltage_sel = max1586_v3_set_voltage_sel,
 	.list_voltage = regulator_list_voltage_linear,
 	.map_voltage = regulator_map_voltage_linear,
 };
 
-static struct regulator_ops max1586_v6_ops = {
+static const struct regulator_ops max1586_v6_ops = {
 	.get_voltage_sel = max1586_v6_get_voltage_sel,
 	.set_voltage_sel = max1586_v6_set_voltage_sel,
 	.list_voltage = regulator_list_voltage_table,
diff --git a/drivers/regulator/max77693-regulator.c b/drivers/regulator/max77693-regulator.c
index 3fce67982682..e7000e777292 100644
--- a/drivers/regulator/max77693-regulator.c
+++ b/drivers/regulator/max77693-regulator.c
@@ -150,7 +150,7 @@ static const struct regulator_ops max77693_safeout_ops = {
 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
 };
 
-static struct regulator_ops max77693_charger_ops = {
+static const struct regulator_ops max77693_charger_ops = {
 	.is_enabled		= regulator_is_enabled_regmap,
 	.enable			= regulator_enable_regmap,
 	.disable		= regulator_disable_regmap,
diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c
index b87f62dd484e..a6183425f27d 100644
--- a/drivers/regulator/max8660.c
+++ b/drivers/regulator/max8660.c
@@ -194,7 +194,7 @@ static int max8660_ldo5_set_voltage_sel(struct regulator_dev *rdev,
 	return max8660_write(max8660, MAX8660_VCC1, 0xff, 0xc0);
 }
 
-static struct regulator_ops max8660_ldo5_ops = {
+static const struct regulator_ops max8660_ldo5_ops = {
 	.list_voltage = regulator_list_voltage_linear,
 	.map_voltage = regulator_map_voltage_linear,
 	.set_voltage_sel = max8660_ldo5_set_voltage_sel,
@@ -252,7 +252,7 @@ static int max8660_ldo67_set_voltage_sel(struct regulator_dev *rdev,
 				     selector << 4);
 }
 
-static struct regulator_ops max8660_ldo67_ops = {
+static const struct regulator_ops max8660_ldo67_ops = {
 	.is_enabled = max8660_ldo67_is_enabled,
 	.enable = max8660_ldo67_enable,
 	.disable = max8660_ldo67_disable,
diff --git a/drivers/regulator/pfuze100-regulator.c b/drivers/regulator/pfuze100-regulator.c
index e193bbbb8ffc..63922a2167e5 100644
--- a/drivers/regulator/pfuze100-regulator.c
+++ b/drivers/regulator/pfuze100-regulator.c
@@ -40,6 +40,7 @@
 #define PFUZE100_REVID		0x3
 #define PFUZE100_FABID		0x4
 
+#define PFUZE100_COINVOL	0x1a
 #define PFUZE100_SW1ABVOL	0x20
 #define PFUZE100_SW1CVOL	0x2e
 #define PFUZE100_SW2VOL		0x35
@@ -81,6 +82,10 @@ static const int pfuze100_vsnvs[] = {
 	1000000, 1100000, 1200000, 1300000, 1500000, 1800000, 3000000,
 };
 
+static const int pfuze100_coin[] = {
+	2500000, 2700000, 2800000, 2900000, 3000000, 3100000, 3200000, 3300000,
+};
+
 static const int pfuze3000_sw2lo[] = {
 	1500000, 1550000, 1600000, 1650000, 1700000, 1750000, 1800000, 1850000,
 };
@@ -230,6 +235,23 @@ static const struct regulator_ops pfuze100_swb_regulator_ops = {
 		.stby_mask = 0x20,	\
 	}
 
+#define PFUZE100_COIN_REG(_chip, _name, base, mask, voltages)	\
+	[_chip ## _ ##  _name] = {	\
+		.desc = {	\
+			.name = #_name,	\
+			.n_voltages = ARRAY_SIZE(voltages),	\
+			.ops = &pfuze100_swb_regulator_ops,	\
+			.type = REGULATOR_VOLTAGE,	\
+			.id = _chip ## _ ## _name,	\
+			.owner = THIS_MODULE,	\
+			.volt_table = voltages,	\
+			.vsel_reg = (base),	\
+			.vsel_mask = (mask),	\
+			.enable_reg = (base),	\
+			.enable_mask = 0x8,	\
+		},	\
+	}
+
 #define PFUZE3000_VCC_REG(_chip, _name, base, min, max, step)	{	\
 	.desc = {	\
 		.name = #_name,	\
@@ -317,6 +339,7 @@ static struct pfuze_regulator pfuze200_regulators[] = {
 	PFUZE100_VGEN_REG(PFUZE200, VGEN4, PFUZE100_VGEN4VOL, 1800000, 3300000, 100000),
 	PFUZE100_VGEN_REG(PFUZE200, VGEN5, PFUZE100_VGEN5VOL, 1800000, 3300000, 100000),
 	PFUZE100_VGEN_REG(PFUZE200, VGEN6, PFUZE100_VGEN6VOL, 1800000, 3300000, 100000),
+	PFUZE100_COIN_REG(PFUZE200, COIN, PFUZE100_COINVOL, 0x7, pfuze100_coin),
 };
 
 static struct pfuze_regulator pfuze3000_regulators[] = {
@@ -371,6 +394,7 @@ static struct of_regulator_match pfuze200_matches[] = {
 	{ .name = "vgen4",	},
 	{ .name = "vgen5",	},
 	{ .name = "vgen6",	},
+	{ .name = "coin",	},
 };
 
 /* PFUZE3000 */
diff --git a/drivers/regulator/s2mpa01.c b/drivers/regulator/s2mpa01.c
index 38ee97a085f9..48f0ca90743c 100644
--- a/drivers/regulator/s2mpa01.c
+++ b/drivers/regulator/s2mpa01.c
@@ -213,7 +213,7 @@ ramp_disable:
 				  1 << enable_shift, 0);
 }
 
-static struct regulator_ops s2mpa01_ldo_ops = {
+static const struct regulator_ops s2mpa01_ldo_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.map_voltage		= regulator_map_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -224,7 +224,7 @@ static struct regulator_ops s2mpa01_ldo_ops = {
 	.set_voltage_time_sel	= regulator_set_voltage_time_sel,
 };
 
-static struct regulator_ops s2mpa01_buck_ops = {
+static const struct regulator_ops s2mpa01_buck_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.map_voltage		= regulator_map_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -359,11 +359,11 @@ static int s2mpa01_pmic_probe(struct platform_device *pdev)
 	if (iodev->dev->of_node) {
 		reg_np = of_get_child_by_name(iodev->dev->of_node,
 							"regulators");
-			if (!reg_np) {
-				dev_err(&pdev->dev,
-					"could not find regulators sub-node\n");
-				return -EINVAL;
-			}
+		if (!reg_np) {
+			dev_err(&pdev->dev,
+				"could not find regulators sub-node\n");
+			return -EINVAL;
+		}
 
 		of_regulator_match(&pdev->dev, reg_np, rdata,
 						S2MPA01_REGULATOR_MAX);
diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c
index d838e77dd947..7726b874e539 100644
--- a/drivers/regulator/s2mps11.c
+++ b/drivers/regulator/s2mps11.c
@@ -238,7 +238,7 @@ ramp_disable:
 				  1 << enable_shift, 0);
 }
 
-static struct regulator_ops s2mps11_ldo_ops = {
+static const struct regulator_ops s2mps11_ldo_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.map_voltage		= regulator_map_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -249,7 +249,7 @@ static struct regulator_ops s2mps11_ldo_ops = {
 	.set_voltage_time_sel	= regulator_set_voltage_time_sel,
 };
 
-static struct regulator_ops s2mps11_buck_ops = {
+static const struct regulator_ops s2mps11_buck_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.map_voltage		= regulator_map_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -392,7 +392,7 @@ static const struct regulator_desc s2mps11_regulators[] = {
 	regulator_desc_s2mps11_buck67810(10, MIN_750_MV, STEP_12_5_MV),
 };
 
-static struct regulator_ops s2mps14_reg_ops;
+static const struct regulator_ops s2mps14_reg_ops;
 
 #define regulator_desc_s2mps13_ldo(num, min, step, min_sel) {	\
 	.name		= "LDO"#num,				\
@@ -599,7 +599,7 @@ static int s2mps14_regulator_set_suspend_disable(struct regulator_dev *rdev)
 			rdev->desc->enable_mask, state);
 }
 
-static struct regulator_ops s2mps14_reg_ops = {
+static const struct regulator_ops s2mps14_reg_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.map_voltage		= regulator_map_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -681,7 +681,7 @@ static const struct regulator_desc s2mps14_regulators[] = {
 				    S2MPS14_BUCK1235_START_SEL),
 };
 
-static struct regulator_ops s2mps15_reg_ldo_ops = {
+static const struct regulator_ops s2mps15_reg_ldo_ops = {
 	.list_voltage		= regulator_list_voltage_linear_range,
 	.map_voltage		= regulator_map_voltage_linear_range,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -691,7 +691,7 @@ static struct regulator_ops s2mps15_reg_ldo_ops = {
 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
 };
 
-static struct regulator_ops s2mps15_reg_buck_ops = {
+static const struct regulator_ops s2mps15_reg_buck_ops = {
 	.list_voltage		= regulator_list_voltage_linear_range,
 	.map_voltage		= regulator_map_voltage_linear_range,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -886,7 +886,7 @@ static int s2mpu02_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
 				  ramp_val << ramp_shift);
 }
 
-static struct regulator_ops s2mpu02_ldo_ops = {
+static const struct regulator_ops s2mpu02_ldo_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.map_voltage		= regulator_map_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
@@ -898,7 +898,7 @@ static struct regulator_ops s2mpu02_ldo_ops = {
 	.set_suspend_disable	= s2mps14_regulator_set_suspend_disable,
 };
 
-static struct regulator_ops s2mpu02_buck_ops = {
+static const struct regulator_ops s2mpu02_buck_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.map_voltage		= regulator_map_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index 27343e1c43ef..383cd7533721 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -357,7 +357,7 @@ static int s5m8767_set_voltage_time_sel(struct regulator_dev *rdev,
 	return 0;
 }
 
-static struct regulator_ops s5m8767_ops = {
+static const struct regulator_ops s5m8767_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
 	.enable			= regulator_enable_regmap,
@@ -367,7 +367,7 @@ static struct regulator_ops s5m8767_ops = {
 	.set_voltage_time_sel	= s5m8767_set_voltage_time_sel,
 };
 
-static struct regulator_ops s5m8767_buck78_ops = {
+static const struct regulator_ops s5m8767_buck78_ops = {
 	.list_voltage		= regulator_list_voltage_linear,
 	.is_enabled		= regulator_is_enabled_regmap,
 	.enable			= regulator_enable_regmap,