blob: b0001db44c9396028adca0c0866d1e45392e4428 [file] [log] [blame]
Gregory CLEMENT53bdae22018-12-08 09:59:01 +01001/* 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
12struct mscc_pin_caps {
13 unsigned int pin;
14 unsigned char functions[MSCC_FUNC_PER_PIN];
15};
16
17struct mscc_pin_data {
18 const char *name;
19 struct mscc_pin_caps *drv_data;
20};
21
22#define MSCC_P(p, f0, f1, f2) \
23static struct mscc_pin_caps mscc_pin_##p = { \
24 .pin = p, \
25 .functions = { \
26 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2, \
27 }, \
28}
29
30struct mscc_pmx_func {
31 const char **groups;
32 unsigned int ngroups;
33};
34
35struct 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
46int 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);
49const struct pinctrl_ops mscc_pinctrl_ops;
50
51const struct dm_gpio_ops mscc_gpio_ops;