修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/drivers/regulator/wm8400-regulator.c
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@@ -1,16 +1,10 @@
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-/*
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- * Regulator support for WM8400
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- *
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- * Copyright 2008 Wolfson Microelectronics PLC.
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- *
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- * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License as
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- * published by the Free Software Foundation; either version 2 of the
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- * License, or (at your option) any later version.
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- *
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- */
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+// SPDX-License-Identifier: GPL-2.0+
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+//
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+// Regulator support for WM8400
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+//
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+// Copyright 2008 Wolfson Microelectronics PLC.
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+//
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+// Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
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8
 
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 #include <linux/bug.h>
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 #include <linux/err.h>
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@@ -19,7 +13,7 @@
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 #include <linux/regulator/driver.h>
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 #include <linux/mfd/wm8400-private.h>
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-static const struct regulator_linear_range wm8400_ldo_ranges[] = {
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+static const struct linear_range wm8400_ldo_ranges[] = {
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 	REGULATOR_LINEAR_RANGE(900000, 0, 14, 50000),
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 	REGULATOR_LINEAR_RANGE(1700000, 15, 31, 100000),
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 };
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@@ -36,13 +30,12 @@
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 static unsigned int wm8400_dcdc_get_mode(struct regulator_dev *dev)
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 {
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-	struct wm8400 *wm8400 = rdev_get_drvdata(dev);
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+	struct regmap *rmap = rdev_get_regmap(dev);
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 	int offset = (rdev_get_id(dev) - WM8400_DCDC1) * 2;
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 	u16 data[2];
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 	int ret;
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-	ret = wm8400_block_read(wm8400, WM8400_DCDC1_CONTROL_1 + offset, 2,
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-				data);
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+	ret = regmap_bulk_read(rmap, WM8400_DCDC1_CONTROL_1 + offset, data, 2);
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 	if (ret != 0)
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 		return 0;
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41
 
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@@ -63,36 +56,36 @@
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56
 
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 static int wm8400_dcdc_set_mode(struct regulator_dev *dev, unsigned int mode)
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 {
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-	struct wm8400 *wm8400 = rdev_get_drvdata(dev);
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+	struct regmap *rmap = rdev_get_regmap(dev);
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 	int offset = (rdev_get_id(dev) - WM8400_DCDC1) * 2;
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 	int ret;
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 	switch (mode) {
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 	case REGULATOR_MODE_FAST:
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 		/* Datasheet: active with force PWM */
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-		ret = wm8400_set_bits(wm8400, WM8400_DCDC1_CONTROL_2 + offset,
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+		ret = regmap_update_bits(rmap, WM8400_DCDC1_CONTROL_2 + offset,
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 				      WM8400_DC1_FRC_PWM, WM8400_DC1_FRC_PWM);
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 		if (ret != 0)
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 			return ret;
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-		return wm8400_set_bits(wm8400, WM8400_DCDC1_CONTROL_1 + offset,
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+		return regmap_update_bits(rmap, WM8400_DCDC1_CONTROL_1 + offset,
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 				       WM8400_DC1_ACTIVE | WM8400_DC1_SLEEP,
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 				       WM8400_DC1_ACTIVE);
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 	case REGULATOR_MODE_NORMAL:
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 		/* Datasheet: active */
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-		ret = wm8400_set_bits(wm8400, WM8400_DCDC1_CONTROL_2 + offset,
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+		ret = regmap_update_bits(rmap, WM8400_DCDC1_CONTROL_2 + offset,
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 				      WM8400_DC1_FRC_PWM, 0);
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 		if (ret != 0)
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 			return ret;
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-		return wm8400_set_bits(wm8400, WM8400_DCDC1_CONTROL_1 + offset,
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+		return regmap_update_bits(rmap, WM8400_DCDC1_CONTROL_1 + offset,
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 				       WM8400_DC1_ACTIVE | WM8400_DC1_SLEEP,
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 				       WM8400_DC1_ACTIVE);
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 	case REGULATOR_MODE_IDLE:
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 		/* Datasheet: standby */
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-		return wm8400_set_bits(wm8400, WM8400_DCDC1_CONTROL_1 + offset,
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+		return regmap_update_bits(rmap, WM8400_DCDC1_CONTROL_1 + offset,
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 				       WM8400_DC1_ACTIVE | WM8400_DC1_SLEEP, 0);
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 	default:
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 		return -EINVAL;
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@@ -195,7 +188,7 @@
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 		.id = WM8400_DCDC2,
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 		.ops = &wm8400_dcdc_ops,
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 		.enable_reg = WM8400_DCDC2_CONTROL_1,
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-		.enable_mask = WM8400_DC1_ENA_MASK,
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+		.enable_mask = WM8400_DC2_ENA_MASK,
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 		.n_voltages = WM8400_DC2_VSEL_MASK + 1,
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 		.vsel_reg = WM8400_DCDC2_CONTROL_1,
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 		.vsel_mask = WM8400_DC2_VSEL_MASK,
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@@ -241,9 +234,9 @@
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  * the regulator API.  It is intended to be called from the
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  * platform_init() callback of the WM8400 MFD driver.
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  *
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- * @param dev      The WM8400 device to operate on.
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- * @param reg      The regulator to control.
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- * @param initdata Regulator initdata for the regulator.
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+ * @dev:      The WM8400 device to operate on.
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+ * @reg:      The regulator to control.
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+ * @initdata: Regulator initdata for the regulator.
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  */
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 int wm8400_register_regulator(struct device *dev, int reg,
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 			      struct regulator_init_data *initdata)