pinctrl-cs47l15.c (1439B)
1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Pinctrl for Cirrus Logic CS47L15 4 * 5 * Copyright (C) 2018-2019 Cirrus Logic, Inc. and 6 * Cirrus Logic International Semiconductor Ltd. 7 */ 8 9#include <linux/err.h> 10#include <linux/mfd/madera/core.h> 11 12#include "pinctrl-madera.h" 13 14/* 15 * The alt func groups are the most commonly used functions we place these at 16 * the lower function indexes for convenience, and the less commonly used gpio 17 * functions at higher indexes. 18 * 19 * To stay consistent with the datasheet the function names are the same as 20 * the group names for that function's pins 21 * 22 * Note - all 1 less than in datasheet because these are zero-indexed 23 */ 24static const unsigned int cs47l15_aif1_pins[] = { 0, 1, 2, 3 }; 25static const unsigned int cs47l15_aif2_pins[] = { 4, 5, 6, 7 }; 26static const unsigned int cs47l15_aif3_pins[] = { 8, 9, 10, 11 }; 27static const unsigned int cs47l15_spk1_pins[] = { 12, 13, 14 }; 28 29static const struct madera_pin_groups cs47l15_pin_groups[] = { 30 { "aif1", cs47l15_aif1_pins, ARRAY_SIZE(cs47l15_aif1_pins) }, 31 { "aif2", cs47l15_aif2_pins, ARRAY_SIZE(cs47l15_aif2_pins) }, 32 { "aif3", cs47l15_aif3_pins, ARRAY_SIZE(cs47l15_aif3_pins) }, 33 { "pdmspk1", cs47l15_spk1_pins, ARRAY_SIZE(cs47l15_spk1_pins) }, 34}; 35 36const struct madera_pin_chip cs47l15_pin_chip = { 37 .n_pins = CS47L15_NUM_GPIOS, 38 .pin_groups = cs47l15_pin_groups, 39 .n_pin_groups = ARRAY_SIZE(cs47l15_pin_groups), 40};