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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.4 * Copyright (c) 2020, 2023 Linaro Ltd.5 */6 7#include <linux/gpio/driver.h>8#include <linux/module.h>9#include <linux/platform_device.h>10 11#include "pinctrl-lpass-lpi.h"12 13enum lpass_lpi_functions {14	LPI_MUX_dmic01_clk,15	LPI_MUX_dmic01_data,16	LPI_MUX_dmic23_clk,17	LPI_MUX_dmic23_data,18	LPI_MUX_i2s1_clk,19	LPI_MUX_i2s1_data,20	LPI_MUX_i2s1_ws,21	LPI_MUX_i2s2_clk,22	LPI_MUX_i2s2_data,23	LPI_MUX_i2s2_ws,24	LPI_MUX_i2s3_clk,25	LPI_MUX_i2s3_data,26	LPI_MUX_i2s3_ws,27	LPI_MUX_qua_mi2s_data,28	LPI_MUX_qua_mi2s_sclk,29	LPI_MUX_qua_mi2s_ws,30	LPI_MUX_swr_rx_clk,31	LPI_MUX_swr_rx_data,32	LPI_MUX_swr_tx_clk,33	LPI_MUX_swr_tx_data,34	LPI_MUX_wsa_mclk,35	LPI_MUX_gpio,36	LPI_MUX__,37};38 39static const struct pinctrl_pin_desc sm6115_lpi_pins[] = {40	PINCTRL_PIN(0, "gpio0"),41	PINCTRL_PIN(1, "gpio1"),42	PINCTRL_PIN(2, "gpio2"),43	PINCTRL_PIN(3, "gpio3"),44	PINCTRL_PIN(4, "gpio4"),45	PINCTRL_PIN(5, "gpio5"),46	PINCTRL_PIN(6, "gpio6"),47	PINCTRL_PIN(7, "gpio7"),48	PINCTRL_PIN(8, "gpio8"),49	PINCTRL_PIN(9, "gpio9"),50	PINCTRL_PIN(10, "gpio10"),51	PINCTRL_PIN(11, "gpio11"),52	PINCTRL_PIN(12, "gpio12"),53	PINCTRL_PIN(13, "gpio13"),54	PINCTRL_PIN(14, "gpio14"),55	PINCTRL_PIN(15, "gpio15"),56	PINCTRL_PIN(16, "gpio16"),57	PINCTRL_PIN(17, "gpio17"),58	PINCTRL_PIN(18, "gpio18"),59};60 61static const char * const dmic01_clk_groups[] = { "gpio6" };62static const char * const dmic01_data_groups[] = { "gpio7" };63static const char * const dmic23_clk_groups[] = { "gpio8" };64static const char * const dmic23_data_groups[] = { "gpio9" };65static const char * const i2s1_clk_groups[] = { "gpio6" };66static const char * const i2s1_data_groups[] = { "gpio8", "gpio9" };67static const char * const i2s1_ws_groups[] = { "gpio7" };68static const char * const i2s2_clk_groups[] = { "gpio10" };69static const char * const i2s2_data_groups[] = { "gpio12", "gpio13" };70static const char * const i2s2_ws_groups[] = { "gpio11" };71static const char * const i2s3_clk_groups[] = { "gpio14" };72static const char * const i2s3_data_groups[] = { "gpio16", "gpio17" };73static const char * const i2s3_ws_groups[] = { "gpio15" };74static const char * const qua_mi2s_data_groups[] = { "gpio2", "gpio3", "gpio4", "gpio5" };75static const char * const qua_mi2s_sclk_groups[] = { "gpio0" };76static const char * const qua_mi2s_ws_groups[] = { "gpio1" };77static const char * const swr_rx_clk_groups[] = { "gpio3" };78static const char * const swr_rx_data_groups[] = { "gpio4", "gpio5" };79static const char * const swr_tx_clk_groups[] = { "gpio0" };80static const char * const swr_tx_data_groups[] = { "gpio1", "gpio2" };81static const char * const wsa_mclk_groups[] = { "gpio18" };82 83static const struct lpi_pingroup sm6115_groups[] = {84	LPI_PINGROUP(0, 0, swr_tx_clk, qua_mi2s_sclk, _, _),85	LPI_PINGROUP(1, 2, swr_tx_data, qua_mi2s_ws, _, _),86	LPI_PINGROUP(2, 4, swr_tx_data, qua_mi2s_data, _, _),87	LPI_PINGROUP(3, 8, swr_rx_clk, qua_mi2s_data, _, _),88	LPI_PINGROUP(4, 10, swr_rx_data, qua_mi2s_data, _, _),89	LPI_PINGROUP(5, 12, swr_rx_data, _, qua_mi2s_data, _),90	LPI_PINGROUP(6, LPI_NO_SLEW, dmic01_clk, i2s1_clk, _, _),91	LPI_PINGROUP(7, LPI_NO_SLEW, dmic01_data, i2s1_ws, _, _),92	LPI_PINGROUP(8, LPI_NO_SLEW, dmic23_clk, i2s1_data, _, _),93	LPI_PINGROUP(9, LPI_NO_SLEW, dmic23_data, i2s1_data, _, _),94	LPI_PINGROUP(10, LPI_NO_SLEW, i2s2_clk, _, _, _),95	LPI_PINGROUP(11, LPI_NO_SLEW, i2s2_ws, _, _, _),96	LPI_PINGROUP(12, LPI_NO_SLEW, _, i2s2_data, _, _),97	LPI_PINGROUP(13, LPI_NO_SLEW, _, i2s2_data, _, _),98	LPI_PINGROUP(14, LPI_NO_SLEW, i2s3_clk, _, _, _),99	LPI_PINGROUP(15, LPI_NO_SLEW, i2s3_ws, _, _, _),100	LPI_PINGROUP(16, LPI_NO_SLEW, i2s3_data, _, _, _),101	LPI_PINGROUP(17, LPI_NO_SLEW, i2s3_data, _, _, _),102	LPI_PINGROUP(18, 14, wsa_mclk, _, _, _),103};104 105static const struct lpi_function sm6115_functions[] = {106	LPI_FUNCTION(dmic01_clk),107	LPI_FUNCTION(dmic01_data),108	LPI_FUNCTION(dmic23_clk),109	LPI_FUNCTION(dmic23_data),110	LPI_FUNCTION(i2s1_clk),111	LPI_FUNCTION(i2s1_data),112	LPI_FUNCTION(i2s1_ws),113	LPI_FUNCTION(i2s2_clk),114	LPI_FUNCTION(i2s2_data),115	LPI_FUNCTION(i2s2_ws),116	LPI_FUNCTION(i2s3_clk),117	LPI_FUNCTION(i2s3_data),118	LPI_FUNCTION(i2s3_ws),119	LPI_FUNCTION(qua_mi2s_data),120	LPI_FUNCTION(qua_mi2s_sclk),121	LPI_FUNCTION(qua_mi2s_ws),122	LPI_FUNCTION(swr_rx_clk),123	LPI_FUNCTION(swr_rx_data),124	LPI_FUNCTION(swr_tx_clk),125	LPI_FUNCTION(swr_tx_data),126	LPI_FUNCTION(wsa_mclk),127};128 129static const struct lpi_pinctrl_variant_data sm6115_lpi_data = {130	.pins = sm6115_lpi_pins,131	.npins = ARRAY_SIZE(sm6115_lpi_pins),132	.groups = sm6115_groups,133	.ngroups = ARRAY_SIZE(sm6115_groups),134	.functions = sm6115_functions,135	.nfunctions = ARRAY_SIZE(sm6115_functions),136};137 138static const struct of_device_id lpi_pinctrl_of_match[] = {139	{ .compatible = "qcom,sm6115-lpass-lpi-pinctrl", .data = &sm6115_lpi_data },140	{ }141};142MODULE_DEVICE_TABLE(of, lpi_pinctrl_of_match);143 144static struct platform_driver lpi_pinctrl_driver = {145	.driver = {146		.name = "qcom-sm6115-lpass-lpi-pinctrl",147		.of_match_table = lpi_pinctrl_of_match,148	},149	.probe = lpi_pinctrl_probe,150	.remove_new = lpi_pinctrl_remove,151};152 153module_platform_driver(lpi_pinctrl_driver);154MODULE_DESCRIPTION("QTI SM6115 LPI GPIO pin control driver");155MODULE_LICENSE("GPL");156