| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved. |
| * Copyright (c) 2020, 2023 Linaro Ltd. |
| */ |
| |
| #include <linux/gpio/driver.h> |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| |
| #include "pinctrl-lpass-lpi.h" |
| |
| enum lpass_lpi_functions { |
| LPI_MUX_dmic01_clk, |
| LPI_MUX_dmic01_data, |
| LPI_MUX_dmic23_clk, |
| LPI_MUX_dmic23_data, |
| LPI_MUX_dmic4_clk, |
| LPI_MUX_dmic4_data, |
| LPI_MUX_ext_mclk0_a, |
| LPI_MUX_ext_mclk0_b, |
| LPI_MUX_ext_mclk1_a, |
| LPI_MUX_ext_mclk1_b, |
| LPI_MUX_ext_mclk1_c, |
| LPI_MUX_i2s1_clk, |
| LPI_MUX_i2s1_data, |
| LPI_MUX_i2s1_ws, |
| LPI_MUX_i2s2_clk, |
| LPI_MUX_i2s2_data, |
| LPI_MUX_i2s2_ws, |
| LPI_MUX_i2s3_clk, |
| LPI_MUX_i2s3_data, |
| LPI_MUX_i2s3_ws, |
| LPI_MUX_qup_io_00, |
| LPI_MUX_qup_io_01, |
| LPI_MUX_qup_io_05, |
| LPI_MUX_qup_io_10, |
| LPI_MUX_qup_io_11, |
| LPI_MUX_qup_io_25, |
| LPI_MUX_qup_io_21, |
| LPI_MUX_qup_io_26, |
| LPI_MUX_qup_io_31, |
| LPI_MUX_qup_io_36, |
| LPI_MUX_qua_mi2s_data, |
| LPI_MUX_qua_mi2s_sclk, |
| LPI_MUX_qua_mi2s_ws, |
| LPI_MUX_slim_clk, |
| LPI_MUX_slim_data, |
| LPI_MUX_sync_out, |
| LPI_MUX_swr_rx_clk, |
| LPI_MUX_swr_rx_data, |
| LPI_MUX_swr_tx_clk, |
| LPI_MUX_swr_tx_data, |
| LPI_MUX_swr_wsa_clk, |
| LPI_MUX_swr_wsa_data, |
| LPI_MUX_gpio, |
| LPI_MUX__, |
| }; |
| |
| static const struct pinctrl_pin_desc sm4250_lpi_pins[] = { |
| PINCTRL_PIN(0, "gpio0"), |
| PINCTRL_PIN(1, "gpio1"), |
| PINCTRL_PIN(2, "gpio2"), |
| PINCTRL_PIN(3, "gpio3"), |
| PINCTRL_PIN(4, "gpio4"), |
| PINCTRL_PIN(5, "gpio5"), |
| PINCTRL_PIN(6, "gpio6"), |
| PINCTRL_PIN(7, "gpio7"), |
| PINCTRL_PIN(8, "gpio8"), |
| PINCTRL_PIN(9, "gpio9"), |
| PINCTRL_PIN(10, "gpio10"), |
| PINCTRL_PIN(11, "gpio11"), |
| PINCTRL_PIN(12, "gpio12"), |
| PINCTRL_PIN(13, "gpio13"), |
| PINCTRL_PIN(14, "gpio14"), |
| PINCTRL_PIN(15, "gpio15"), |
| PINCTRL_PIN(16, "gpio16"), |
| PINCTRL_PIN(17, "gpio17"), |
| PINCTRL_PIN(18, "gpio18"), |
| PINCTRL_PIN(19, "gpio19"), |
| PINCTRL_PIN(20, "gpio20"), |
| PINCTRL_PIN(21, "gpio21"), |
| PINCTRL_PIN(22, "gpio22"), |
| PINCTRL_PIN(23, "gpio23"), |
| PINCTRL_PIN(24, "gpio24"), |
| PINCTRL_PIN(25, "gpio25"), |
| PINCTRL_PIN(26, "gpio26"), |
| }; |
| |
| static const char * const dmic01_clk_groups[] = { "gpio6" }; |
| static const char * const dmic01_data_groups[] = { "gpio7" }; |
| static const char * const dmic23_clk_groups[] = { "gpio8" }; |
| static const char * const dmic23_data_groups[] = { "gpio9" }; |
| static const char * const dmic4_clk_groups[] = { "gpio10" }; |
| static const char * const dmic4_data_groups[] = { "gpio11" }; |
| static const char * const ext_mclk0_a_groups[] = { "gpio13" }; |
| static const char * const ext_mclk0_b_groups[] = { "gpio5" }; |
| static const char * const ext_mclk1_a_groups[] = { "gpio18" }; |
| static const char * const ext_mclk1_b_groups[] = { "gpio9" }; |
| static const char * const ext_mclk1_c_groups[] = { "gpio17" }; |
| static const char * const slim_clk_groups[] = { "gpio14" }; |
| static const char * const slim_data_groups[] = { "gpio15" }; |
| static const char * const i2s1_clk_groups[] = { "gpio6" }; |
| static const char * const i2s1_data_groups[] = { "gpio8", "gpio9" }; |
| static const char * const i2s1_ws_groups[] = { "gpio7" }; |
| static const char * const i2s2_clk_groups[] = { "gpio10" }; |
| static const char * const i2s2_data_groups[] = { "gpio12", "gpio13" }; |
| static const char * const i2s2_ws_groups[] = { "gpio11" }; |
| static const char * const i2s3_clk_groups[] = { "gpio14" }; |
| static const char * const i2s3_data_groups[] = { "gpio16", "gpio17" }; |
| static const char * const i2s3_ws_groups[] = { "gpio15" }; |
| static const char * const qup_io_00_groups[] = { "gpio19" }; |
| static const char * const qup_io_01_groups[] = { "gpio21" }; |
| static const char * const qup_io_05_groups[] = { "gpio23" }; |
| static const char * const qup_io_10_groups[] = { "gpio20" }; |
| static const char * const qup_io_11_groups[] = { "gpio22" }; |
| static const char * const qup_io_25_groups[] = { "gpio23" }; |
| static const char * const qup_io_21_groups[] = { "gpio25" }; |
| static const char * const qup_io_26_groups[] = { "gpio25" }; |
| static const char * const qup_io_31_groups[] = { "gpio26" }; |
| static const char * const qup_io_36_groups[] = { "gpio26" }; |
| static const char * const qua_mi2s_data_groups[] = { "gpio2", "gpio3", "gpio4", "gpio5" }; |
| static const char * const qua_mi2s_sclk_groups[] = { "gpio0" }; |
| static const char * const qua_mi2s_ws_groups[] = { "gpio1" }; |
| static const char * const sync_out_groups[] = { "gpio19", "gpio20", "gpio21", "gpio22", |
| "gpio23", "gpio24", "gpio25", "gpio26"}; |
| static const char * const swr_rx_clk_groups[] = { "gpio3" }; |
| static const char * const swr_rx_data_groups[] = { "gpio4", "gpio5" }; |
| static const char * const swr_tx_clk_groups[] = { "gpio0" }; |
| static const char * const swr_tx_data_groups[] = { "gpio1", "gpio2" }; |
| static const char * const swr_wsa_clk_groups[] = { "gpio10" }; |
| static const char * const swr_wsa_data_groups[] = { "gpio11" }; |
| |
| |
| static const struct lpi_pingroup sm4250_groups[] = { |
| LPI_PINGROUP(0, 0, swr_tx_clk, qua_mi2s_sclk, _, _), |
| LPI_PINGROUP(1, 2, swr_tx_data, qua_mi2s_ws, _, _), |
| LPI_PINGROUP(2, 4, swr_tx_data, qua_mi2s_data, _, _), |
| LPI_PINGROUP(3, 8, swr_rx_clk, qua_mi2s_data, _, _), |
| LPI_PINGROUP(4, 10, swr_rx_data, qua_mi2s_data, _, _), |
| LPI_PINGROUP(5, 12, swr_rx_data, ext_mclk0_b, qua_mi2s_data, _), |
| LPI_PINGROUP(6, LPI_NO_SLEW, dmic01_clk, i2s1_clk, _, _), |
| LPI_PINGROUP(7, LPI_NO_SLEW, dmic01_data, i2s1_ws, _, _), |
| LPI_PINGROUP(8, LPI_NO_SLEW, dmic23_clk, i2s1_data, _, _), |
| LPI_PINGROUP(9, LPI_NO_SLEW, dmic23_data, i2s1_data, ext_mclk1_b, _), |
| LPI_PINGROUP(10, 16, i2s2_clk, swr_wsa_clk, dmic4_clk, _), |
| LPI_PINGROUP(11, 18, i2s2_ws, swr_wsa_data, dmic4_data, _), |
| LPI_PINGROUP(12, LPI_NO_SLEW, dmic23_clk, i2s2_data, _, _), |
| LPI_PINGROUP(13, LPI_NO_SLEW, dmic23_data, i2s2_data, ext_mclk0_a, _), |
| LPI_PINGROUP(14, LPI_NO_SLEW, i2s3_clk, slim_clk, _, _), |
| LPI_PINGROUP(15, LPI_NO_SLEW, i2s3_ws, slim_data, _, _), |
| LPI_PINGROUP(16, LPI_NO_SLEW, i2s3_data, _, _, _), |
| LPI_PINGROUP(17, LPI_NO_SLEW, i2s3_data, ext_mclk1_c, _, _), |
| LPI_PINGROUP(18, 20, ext_mclk1_a, swr_rx_data, _, _), |
| LPI_PINGROUP(19, LPI_NO_SLEW, qup_io_00, sync_out, _, _), |
| LPI_PINGROUP(20, LPI_NO_SLEW, qup_io_10, sync_out, _, _), |
| LPI_PINGROUP(21, LPI_NO_SLEW, qup_io_01, sync_out, _, _), |
| LPI_PINGROUP(22, LPI_NO_SLEW, qup_io_11, sync_out, _, _), |
| LPI_PINGROUP(23, LPI_NO_SLEW, qup_io_25, qup_io_05, sync_out, _), |
| LPI_PINGROUP(25, LPI_NO_SLEW, qup_io_26, qup_io_21, sync_out, _), |
| LPI_PINGROUP(26, LPI_NO_SLEW, qup_io_36, qup_io_31, sync_out, _), |
| }; |
| |
| static const struct lpi_function sm4250_functions[] = { |
| LPI_FUNCTION(dmic01_clk), |
| LPI_FUNCTION(dmic01_data), |
| LPI_FUNCTION(dmic23_clk), |
| LPI_FUNCTION(dmic23_data), |
| LPI_FUNCTION(dmic4_clk), |
| LPI_FUNCTION(dmic4_data), |
| LPI_FUNCTION(ext_mclk0_a), |
| LPI_FUNCTION(ext_mclk0_b), |
| LPI_FUNCTION(ext_mclk1_a), |
| LPI_FUNCTION(ext_mclk1_b), |
| LPI_FUNCTION(ext_mclk1_c), |
| LPI_FUNCTION(i2s1_clk), |
| LPI_FUNCTION(i2s1_data), |
| LPI_FUNCTION(i2s1_ws), |
| LPI_FUNCTION(i2s2_clk), |
| LPI_FUNCTION(i2s2_data), |
| LPI_FUNCTION(i2s2_ws), |
| LPI_FUNCTION(i2s3_clk), |
| LPI_FUNCTION(i2s3_data), |
| LPI_FUNCTION(i2s3_ws), |
| LPI_FUNCTION(qup_io_00), |
| LPI_FUNCTION(qup_io_01), |
| LPI_FUNCTION(qup_io_05), |
| LPI_FUNCTION(qup_io_10), |
| LPI_FUNCTION(qup_io_11), |
| LPI_FUNCTION(qup_io_25), |
| LPI_FUNCTION(qup_io_21), |
| LPI_FUNCTION(qup_io_26), |
| LPI_FUNCTION(qup_io_31), |
| LPI_FUNCTION(qup_io_36), |
| LPI_FUNCTION(qua_mi2s_data), |
| LPI_FUNCTION(qua_mi2s_sclk), |
| LPI_FUNCTION(qua_mi2s_ws), |
| LPI_FUNCTION(slim_clk), |
| LPI_FUNCTION(slim_data), |
| LPI_FUNCTION(sync_out), |
| LPI_FUNCTION(swr_rx_clk), |
| LPI_FUNCTION(swr_rx_data), |
| LPI_FUNCTION(swr_tx_clk), |
| LPI_FUNCTION(swr_tx_data), |
| LPI_FUNCTION(swr_wsa_clk), |
| LPI_FUNCTION(swr_wsa_data), |
| }; |
| |
| static const struct lpi_pinctrl_variant_data sm4250_lpi_data = { |
| .pins = sm4250_lpi_pins, |
| .npins = ARRAY_SIZE(sm4250_lpi_pins), |
| .groups = sm4250_groups, |
| .ngroups = ARRAY_SIZE(sm4250_groups), |
| .functions = sm4250_functions, |
| .nfunctions = ARRAY_SIZE(sm4250_functions), |
| }; |
| |
| static const struct of_device_id lpi_pinctrl_of_match[] = { |
| { .compatible = "qcom,sm4250-lpass-lpi-pinctrl", .data = &sm4250_lpi_data }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(of, lpi_pinctrl_of_match); |
| |
| static struct platform_driver lpi_pinctrl_driver = { |
| .driver = { |
| .name = "qcom-sm4250-lpass-lpi-pinctrl", |
| .of_match_table = lpi_pinctrl_of_match, |
| }, |
| .probe = lpi_pinctrl_probe, |
| .remove_new = lpi_pinctrl_remove, |
| }; |
| |
| module_platform_driver(lpi_pinctrl_driver); |
| MODULE_DESCRIPTION("QTI SM4250 LPI GPIO pin control driver"); |
| MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org>"); |
| MODULE_LICENSE("GPL"); |
