--- zzzz-none-000/linux-3.10.107/drivers/regulator/tps6105x-regulator.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/regulator/tps6105x-regulator.c	2021-02-04 17:41:59.000000000 +0000
@@ -14,7 +14,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/err.h>
-#include <linux/i2c.h>
+#include <linux/regmap.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/driver.h>
 #include <linux/mfd/core.h>
@@ -33,7 +33,7 @@
 	int ret;
 
 	/* Activate voltage mode */
-	ret = tps6105x_mask_and_set(tps6105x, TPS6105X_REG_0,
+	ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
 		TPS6105X_REG0_MODE_MASK,
 		TPS6105X_REG0_MODE_VOLTAGE << TPS6105X_REG0_MODE_SHIFT);
 	if (ret)
@@ -48,7 +48,7 @@
 	int ret;
 
 	/* Set into shutdown mode */
-	ret = tps6105x_mask_and_set(tps6105x, TPS6105X_REG_0,
+	ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
 		TPS6105X_REG0_MODE_MASK,
 		TPS6105X_REG0_MODE_SHUTDOWN << TPS6105X_REG0_MODE_SHIFT);
 	if (ret)
@@ -60,10 +60,10 @@
 static int tps6105x_regulator_is_enabled(struct regulator_dev *rdev)
 {
 	struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
-	u8 regval;
+	unsigned int regval;
 	int ret;
 
-	ret = tps6105x_get(tps6105x, TPS6105X_REG_0, &regval);
+	ret = regmap_read(tps6105x->regmap, TPS6105X_REG_0, &regval);
 	if (ret)
 		return ret;
 	regval &= TPS6105X_REG0_MODE_MASK;
@@ -78,10 +78,10 @@
 static int tps6105x_regulator_get_voltage_sel(struct regulator_dev *rdev)
 {
 	struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
-	u8 regval;
+	unsigned int regval;
 	int ret;
 
-	ret = tps6105x_get(tps6105x, TPS6105X_REG_0, &regval);
+	ret = regmap_read(tps6105x->regmap, TPS6105X_REG_0, &regval);
 	if (ret)
 		return ret;
 
@@ -96,7 +96,7 @@
 	struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
 	int ret;
 
-	ret = tps6105x_mask_and_set(tps6105x, TPS6105X_REG_0,
+	ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
 				    TPS6105X_REG0_VOLTAGE_MASK,
 				    selector << TPS6105X_REG0_VOLTAGE_SHIFT);
 	if (ret)
@@ -137,7 +137,7 @@
 	/* This instance is not set for regulator mode so bail out */
 	if (pdata->mode != TPS6105X_MODE_VOLTAGE) {
 		dev_info(&pdev->dev,
-			 "chip not in voltage mode mode, exit probe \n");
+			"chip not in voltage mode mode, exit probe\n");
 		return 0;
 	}
 
@@ -146,8 +146,9 @@
 	config.driver_data = tps6105x;
 
 	/* Register regulator with framework */
-	tps6105x->regulator = regulator_register(&tps6105x_regulator_desc,
-						 &config);
+	tps6105x->regulator = devm_regulator_register(&pdev->dev,
+						      &tps6105x_regulator_desc,
+						      &config);
 	if (IS_ERR(tps6105x->regulator)) {
 		ret = PTR_ERR(tps6105x->regulator);
 		dev_err(&tps6105x->client->dev,
@@ -159,20 +160,11 @@
 	return 0;
 }
 
-static int tps6105x_regulator_remove(struct platform_device *pdev)
-{
-	struct tps6105x *tps6105x = dev_get_platdata(&pdev->dev);
-	regulator_unregister(tps6105x->regulator);
-	return 0;
-}
-
 static struct platform_driver tps6105x_regulator_driver = {
 	.driver = {
 		.name  = "tps6105x-regulator",
-		.owner = THIS_MODULE,
 	},
 	.probe = tps6105x_regulator_probe,
-	.remove = tps6105x_regulator_remove,
 };
 
 static __init int tps6105x_regulator_init(void)