add ax88772_rst

hc

2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29

 kernel/drivers/mfd/wm8400-core.c
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@@ -1,18 +1,13 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Core driver 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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-#include <linux/module.h>
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+#include <linux/init.h>
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 #include <linux/bug.h>
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 #include <linux/err.h>
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 #include <linux/i2c.h>
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@@ -34,12 +29,6 @@
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 		return false;
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 	}
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 }
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-
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-int wm8400_block_read(struct wm8400 *wm8400, u8 reg, int count, u16 *data)
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-{
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-	return regmap_bulk_read(wm8400->regmap, reg, data, count);
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-}
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-EXPORT_SYMBOL_GPL(wm8400_block_read);
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 static int wm8400_register_codec(struct wm8400 *wm8400)
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 {
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@@ -119,6 +108,8 @@
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 /**
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  * wm8400_reset_codec_reg_cache - Reset cached codec registers to
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  * their default values.
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+ *
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+ * @wm8400: pointer to local driver data structure
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  */
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 void wm8400_reset_codec_reg_cache(struct wm8400 *wm8400)
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 {
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@@ -150,7 +141,6 @@
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        { "wm8400", 0 },
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        { }
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 };
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-MODULE_DEVICE_TABLE(i2c, wm8400_i2c_id);
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 static struct i2c_driver wm8400_i2c_driver = {
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 	.driver = {
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@@ -161,7 +151,7 @@
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 };
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 #endif
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-static int __init wm8400_module_init(void)
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+static int __init wm8400_driver_init(void)
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 {
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 	int ret = -ENODEV;
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@@ -173,15 +163,4 @@
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 	return ret;
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 }
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-subsys_initcall(wm8400_module_init);
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-
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-static void __exit wm8400_module_exit(void)
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-{
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-#if IS_ENABLED(CONFIG_I2C)
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-	i2c_del_driver(&wm8400_i2c_driver);
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-#endif
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-}
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-module_exit(wm8400_module_exit);
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-
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-MODULE_LICENSE("GPL");
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-MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
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+subsys_initcall(wm8400_driver_init);