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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/include/linux/mfd/syscon.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * System Control Driver
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  *
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@@ -5,11 +6,6 @@
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  * Copyright (C) 2012 Linaro Ltd.
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  *
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  * Author: Dong Aisheng <dong.aisheng@linaro.org>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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  */
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 #ifndef __LINUX_MFD_SYSCON_H__
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@@ -21,13 +17,23 @@
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 struct device_node;
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 #ifdef CONFIG_MFD_SYSCON
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+extern struct regmap *device_node_to_regmap(struct device_node *np);
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 extern struct regmap *syscon_node_to_regmap(struct device_node *np);
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 extern struct regmap *syscon_regmap_lookup_by_compatible(const char *s);
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-extern struct regmap *syscon_regmap_lookup_by_pdevname(const char *s);
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 extern struct regmap *syscon_regmap_lookup_by_phandle(
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 					struct device_node *np,
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 					const char *property);
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+extern struct regmap *syscon_regmap_lookup_by_phandle_args(
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+					struct device_node *np,
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+					const char *property,
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+					int arg_count,
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+					unsigned int *out_args);
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 #else
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+static inline struct regmap *device_node_to_regmap(struct device_node *np)
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+{
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+	return ERR_PTR(-ENOTSUPP);
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+}
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+
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 static inline struct regmap *syscon_node_to_regmap(struct device_node *np)
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 {
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 	return ERR_PTR(-ENOTSUPP);
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@@ -38,14 +44,18 @@
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 	return ERR_PTR(-ENOTSUPP);
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 }
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-static inline struct regmap *syscon_regmap_lookup_by_pdevname(const char *s)
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+static inline struct regmap *syscon_regmap_lookup_by_phandle(
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+					struct device_node *np,
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+					const char *property)
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 {
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 	return ERR_PTR(-ENOTSUPP);
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 }
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-static inline struct regmap *syscon_regmap_lookup_by_phandle(
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+static inline struct regmap *syscon_regmap_lookup_by_phandle_args(
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 					struct device_node *np,
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-					const char *property)
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+					const char *property,
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+					int arg_count,
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+					unsigned int *out_args)
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 {
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 	return ERR_PTR(-ENOTSUPP);
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 }