1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Pinctrl for Cirrus Logic CS47L15 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2018-2019 Cirrus Logic, Inc. and 6*4882a593Smuzhiyun * Cirrus Logic International Semiconductor Ltd. 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <linux/err.h> 10*4882a593Smuzhiyun #include <linux/mfd/madera/core.h> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #include "pinctrl-madera.h" 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun /* 15*4882a593Smuzhiyun * The alt func groups are the most commonly used functions we place these at 16*4882a593Smuzhiyun * the lower function indexes for convenience, and the less commonly used gpio 17*4882a593Smuzhiyun * functions at higher indexes. 18*4882a593Smuzhiyun * 19*4882a593Smuzhiyun * To stay consistent with the datasheet the function names are the same as 20*4882a593Smuzhiyun * the group names for that function's pins 21*4882a593Smuzhiyun * 22*4882a593Smuzhiyun * Note - all 1 less than in datasheet because these are zero-indexed 23*4882a593Smuzhiyun */ 24*4882a593Smuzhiyun static const unsigned int cs47l15_aif1_pins[] = { 0, 1, 2, 3 }; 25*4882a593Smuzhiyun static const unsigned int cs47l15_aif2_pins[] = { 4, 5, 6, 7 }; 26*4882a593Smuzhiyun static const unsigned int cs47l15_aif3_pins[] = { 8, 9, 10, 11 }; 27*4882a593Smuzhiyun static const unsigned int cs47l15_spk1_pins[] = { 12, 13, 14 }; 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun static const struct madera_pin_groups cs47l15_pin_groups[] = { 30*4882a593Smuzhiyun { "aif1", cs47l15_aif1_pins, ARRAY_SIZE(cs47l15_aif1_pins) }, 31*4882a593Smuzhiyun { "aif2", cs47l15_aif2_pins, ARRAY_SIZE(cs47l15_aif2_pins) }, 32*4882a593Smuzhiyun { "aif3", cs47l15_aif3_pins, ARRAY_SIZE(cs47l15_aif3_pins) }, 33*4882a593Smuzhiyun { "pdmspk1", cs47l15_spk1_pins, ARRAY_SIZE(cs47l15_spk1_pins) }, 34*4882a593Smuzhiyun }; 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun const struct madera_pin_chip cs47l15_pin_chip = { 37*4882a593Smuzhiyun .n_pins = CS47L15_NUM_GPIOS, 38*4882a593Smuzhiyun .pin_groups = cs47l15_pin_groups, 39*4882a593Smuzhiyun .n_pin_groups = ARRAY_SIZE(cs47l15_pin_groups), 40*4882a593Smuzhiyun }; 41