1b0bca3e4SRichard Fitzgerald // SPDX-License-Identifier: GPL-2.0-only 2b0bca3e4SRichard Fitzgerald /* 3b0bca3e4SRichard Fitzgerald * Pinctrl for Cirrus Logic CS47L15 4b0bca3e4SRichard Fitzgerald * 5b0bca3e4SRichard Fitzgerald * Copyright (C) 2018-2019 Cirrus Logic, Inc. and 6b0bca3e4SRichard Fitzgerald * Cirrus Logic International Semiconductor Ltd. 7b0bca3e4SRichard Fitzgerald */ 8b0bca3e4SRichard Fitzgerald 9b0bca3e4SRichard Fitzgerald #include <linux/err.h> 10b0bca3e4SRichard Fitzgerald #include <linux/mfd/madera/core.h> 11b0bca3e4SRichard Fitzgerald 12b0bca3e4SRichard Fitzgerald #include "pinctrl-madera.h" 13b0bca3e4SRichard Fitzgerald 14b0bca3e4SRichard Fitzgerald /* 15b0bca3e4SRichard Fitzgerald * The alt func groups are the most commonly used functions we place these at 16b0bca3e4SRichard Fitzgerald * the lower function indexes for convenience, and the less commonly used gpio 17b0bca3e4SRichard Fitzgerald * functions at higher indexes. 18b0bca3e4SRichard Fitzgerald * 19b0bca3e4SRichard Fitzgerald * To stay consistent with the datasheet the function names are the same as 20b0bca3e4SRichard Fitzgerald * the group names for that function's pins 21b0bca3e4SRichard Fitzgerald * 22b0bca3e4SRichard Fitzgerald * Note - all 1 less than in datasheet because these are zero-indexed 23b0bca3e4SRichard Fitzgerald */ 24b0bca3e4SRichard Fitzgerald static const unsigned int cs47l15_aif1_pins[] = { 0, 1, 2, 3 }; 25b0bca3e4SRichard Fitzgerald static const unsigned int cs47l15_aif2_pins[] = { 4, 5, 6, 7 }; 26b0bca3e4SRichard Fitzgerald static const unsigned int cs47l15_aif3_pins[] = { 8, 9, 10, 11 }; 27b0bca3e4SRichard Fitzgerald static const unsigned int cs47l15_spk1_pins[] = { 12, 13, 14 }; 28b0bca3e4SRichard Fitzgerald 29b0bca3e4SRichard Fitzgerald static const struct madera_pin_groups cs47l15_pin_groups[] = { 30b0bca3e4SRichard Fitzgerald { "aif1", cs47l15_aif1_pins, ARRAY_SIZE(cs47l15_aif1_pins) }, 31b0bca3e4SRichard Fitzgerald { "aif2", cs47l15_aif2_pins, ARRAY_SIZE(cs47l15_aif2_pins) }, 32b0bca3e4SRichard Fitzgerald { "aif3", cs47l15_aif3_pins, ARRAY_SIZE(cs47l15_aif3_pins) }, 33b0bca3e4SRichard Fitzgerald { "pdmspk1", cs47l15_spk1_pins, ARRAY_SIZE(cs47l15_spk1_pins) }, 34b0bca3e4SRichard Fitzgerald }; 35b0bca3e4SRichard Fitzgerald 36b0bca3e4SRichard Fitzgerald const struct madera_pin_chip cs47l15_pin_chip = { 37b0bca3e4SRichard Fitzgerald .n_pins = CS47L15_NUM_GPIOS, 38b0bca3e4SRichard Fitzgerald .pin_groups = cs47l15_pin_groups, 39b0bca3e4SRichard Fitzgerald .n_pin_groups = ARRAY_SIZE(cs47l15_pin_groups), 40b0bca3e4SRichard Fitzgerald }; 41