1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Pinctrl for Cirrus Logic CS47L35
4 *
5 * Copyright (C) 2016-2017 Cirrus Logic
6 */
7
8#include <linux/err.h>
9#include <linux/mfd/madera/core.h>
10
11#include "pinctrl-madera.h"
12
13/*
14 * The alt func groups are the most commonly used functions we place these at
15 * the lower function indexes for convenience, and the less commonly used gpio
16 * functions at higher indexes.
17 *
18 * To stay consistent with the datasheet the function names are the same as
19 * the group names for that function's pins
20 *
21 * Note - all 1 less than in datasheet because these are zero-indexed
22 */
23static const unsigned int cs47l35_aif3_pins[] = { 0, 1, 2, 3 };
24static const unsigned int cs47l35_spk_pins[] = { 4, 5 };
25static const unsigned int cs47l35_aif1_pins[] = { 7, 8, 9, 10 };
26static const unsigned int cs47l35_aif2_pins[] = { 11, 12, 13, 14 };
27static const unsigned int cs47l35_mif1_pins[] = { 6, 15 };
28
29static const struct madera_pin_groups cs47l35_pin_groups[] = {
30	{ "aif1", cs47l35_aif1_pins, ARRAY_SIZE(cs47l35_aif1_pins) },
31	{ "aif2", cs47l35_aif2_pins, ARRAY_SIZE(cs47l35_aif2_pins) },
32	{ "aif3", cs47l35_aif3_pins, ARRAY_SIZE(cs47l35_aif3_pins) },
33	{ "mif1", cs47l35_mif1_pins, ARRAY_SIZE(cs47l35_mif1_pins) },
34	{ "pdmspk1", cs47l35_spk_pins, ARRAY_SIZE(cs47l35_spk_pins) },
35};
36
37const struct madera_pin_chip cs47l35_pin_chip = {
38	.n_pins = CS47L35_NUM_GPIOS,
39	.pin_groups = cs47l35_pin_groups,
40	.n_pin_groups = ARRAY_SIZE(cs47l35_pin_groups),
41};
42