1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2024 Nuvoton Technology Corp.
4  *
5  * Author: Shan-Chun Hung <schung@nuvoton.com>
6  * *       Jacky Huang <ychuang3@nuvoton.com>
7  */
8 #ifndef __PINCTRL_MA35_H
9 #define __PINCTRL_MA35_H
10 
11 #include <linux/pinctrl/pinconf-generic.h>
12 #include <linux/pinctrl/pinmux.h>
13 #include <linux/platform_device.h>
14 
15 struct ma35_mux_desc {
16 	const char *name;
17 	u32 muxval;
18 };
19 
20 struct ma35_pin_data {
21 	u32 offset;
22 	u32 shift;
23 	struct ma35_mux_desc *muxes;
24 };
25 
26 struct ma35_pinctrl_soc_info {
27 	const struct pinctrl_pin_desc *pins;
28 	unsigned int npins;
29 	int (*get_pin_num)(int offset, int shift);
30 };
31 
32 #define MA35_PIN(num, n, o, s, ...) {			\
33 	.number = num,					\
34 	.name = #n,					\
35 	.drv_data = &(struct ma35_pin_data) {		\
36 		.offset = o,				\
37 		.shift = s,				\
38 		.muxes = (struct ma35_mux_desc[]) {	\
39 			 __VA_ARGS__, { } },		\
40 	},						\
41 }
42 
43 #define MA35_MUX(_val, _name) {				\
44 	.name = _name,					\
45 	.muxval = _val,					\
46 }
47 
48 int ma35_pinctrl_probe(struct platform_device *pdev, const struct ma35_pinctrl_soc_info *info);
49 int ma35_pinctrl_suspend(struct device *dev);
50 int ma35_pinctrl_resume(struct device *dev);
51 
52 #endif /* __PINCTRL_MA35_H */
53