1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
2 /*
3  * Microsemi SoCs pinctrl driver
4  *
5  * Author: <alexandre.belloni@free-electrons.com>
6  * License: Dual MIT/GPL
7  * Copyright (c) 2017 Microsemi Corporation
8  */
9 
10 #define MSCC_FUNC_PER_PIN	4
11 
12 struct mscc_pin_caps {
13 	unsigned int pin;
14 	unsigned char functions[MSCC_FUNC_PER_PIN];
15 };
16 
17 struct mscc_pin_data {
18 	const char *name;
19 	struct mscc_pin_caps *drv_data;
20 };
21 
22 #define MSCC_P(p, f0, f1, f2)						\
23 static struct mscc_pin_caps mscc_pin_##p = {				\
24 	.pin = p,							\
25 	.functions = {							\
26 			FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2,	\
27 	},								\
28 }
29 
30 struct mscc_pmx_func {
31 	const char **groups;
32 	unsigned int ngroups;
33 };
34 
35 struct mscc_pinctrl {
36 	struct udevice *dev;
37 	struct pinctrl_dev *pctl;
38 	void __iomem *regs;
39 	struct mscc_pmx_func *func;
40 	int num_func;
41 	const struct mscc_pin_data *mscc_pins;
42 	int num_pins;
43 	char * const *function_names;
44 };
45 
46 int mscc_pinctrl_probe(struct udevice *dev, int num_func,
47 		       const struct mscc_pin_data *mscc_pins, int num_pins,
48 		       char * const *function_names);
49 const struct pinctrl_ops mscc_pinctrl_ops;
50 
51 const struct dm_gpio_ops mscc_gpio_ops;
52