| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (c) 2022 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_dmic1_clk, |
| LPI_MUX_dmic1_data, |
| LPI_MUX_dmic2_clk, |
| LPI_MUX_dmic2_data, |
| LPI_MUX_dmic3_clk, |
| LPI_MUX_dmic3_data, |
| LPI_MUX_dmic4_clk, |
| LPI_MUX_dmic4_data, |
| 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_qua_mi2s_data, |
| LPI_MUX_qua_mi2s_sclk, |
| LPI_MUX_qua_mi2s_ws, |
| LPI_MUX_swr_rx_clk, |
| LPI_MUX_swr_rx_data, |
| LPI_MUX_swr_tx_clk, |
| LPI_MUX_swr_tx_data, |
| LPI_MUX_wsa_swr_clk, |
| LPI_MUX_wsa_swr_data, |
| LPI_MUX_wsa2_swr_clk, |
| LPI_MUX_wsa2_swr_data, |
| LPI_MUX_ext_mclk1_a, |
| LPI_MUX_ext_mclk1_b, |
| LPI_MUX_ext_mclk1_c, |
| LPI_MUX_gpio, |
| LPI_MUX__, |
| }; |
| |
| static int gpio0_pins[] = { 0 }; |
| static int gpio1_pins[] = { 1 }; |
| static int gpio2_pins[] = { 2 }; |
| static int gpio3_pins[] = { 3 }; |
| static int gpio4_pins[] = { 4 }; |
| static int gpio5_pins[] = { 5 }; |
| static int gpio6_pins[] = { 6 }; |
| static int gpio7_pins[] = { 7 }; |
| static int gpio8_pins[] = { 8 }; |
| static int gpio9_pins[] = { 9 }; |
| static int gpio10_pins[] = { 10 }; |
| static int gpio11_pins[] = { 11 }; |
| static int gpio12_pins[] = { 12 }; |
| static int gpio13_pins[] = { 13 }; |
| static int gpio14_pins[] = { 14 }; |
| static int gpio15_pins[] = { 15 }; |
| static int gpio16_pins[] = { 16 }; |
| static int gpio17_pins[] = { 17 }; |
| static int gpio18_pins[] = { 18 }; |
| |
| static const struct pinctrl_pin_desc sc8280xp_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"), |
| }; |
| |
| static const char * const swr_tx_clk_groups[] = { "gpio0" }; |
| static const char * const swr_tx_data_groups[] = { "gpio1", "gpio2", "gpio14" }; |
| static const char * const swr_rx_clk_groups[] = { "gpio3" }; |
| static const char * const swr_rx_data_groups[] = { "gpio4", "gpio5" }; |
| static const char * const dmic1_clk_groups[] = { "gpio6" }; |
| static const char * const dmic1_data_groups[] = { "gpio7" }; |
| static const char * const dmic2_clk_groups[] = { "gpio8" }; |
| static const char * const dmic2_data_groups[] = { "gpio9" }; |
| static const char * const dmic4_clk_groups[] = { "gpio17" }; |
| static const char * const dmic4_data_groups[] = { "gpio18" }; |
| static const char * const i2s2_clk_groups[] = { "gpio10" }; |
| static const char * const i2s2_ws_groups[] = { "gpio11" }; |
| static const char * const dmic3_clk_groups[] = { "gpio12" }; |
| static const char * const dmic3_data_groups[] = { "gpio13" }; |
| static const char * const qua_mi2s_sclk_groups[] = { "gpio0" }; |
| static const char * const qua_mi2s_ws_groups[] = { "gpio1" }; |
| static const char * const qua_mi2s_data_groups[] = { "gpio2", "gpio3", "gpio4", "gpio5" }; |
| static const char * const i2s1_clk_groups[] = { "gpio6" }; |
| static const char * const i2s1_ws_groups[] = { "gpio7" }; |
| static const char * const i2s1_data_groups[] = { "gpio8", "gpio9" }; |
| static const char * const wsa_swr_clk_groups[] = { "gpio10" }; |
| static const char * const wsa_swr_data_groups[] = { "gpio11" }; |
| static const char * const wsa2_swr_clk_groups[] = { "gpio15" }; |
| static const char * const wsa2_swr_data_groups[] = { "gpio16" }; |
| static const char * const i2s2_data_groups[] = { "gpio15", "gpio16" }; |
| static const char * const i2s3_clk_groups[] = { "gpio12"}; |
| static const char * const i2s3_ws_groups[] = { "gpio13"}; |
| static const char * const i2s3_data_groups[] = { "gpio17", "gpio18"}; |
| static const char * const ext_mclk1_c_groups[] = { "gpio5" }; |
| static const char * const ext_mclk1_b_groups[] = { "gpio9" }; |
| static const char * const ext_mclk1_a_groups[] = { "gpio13" }; |
| |
| static const struct lpi_pingroup sc8280xp_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_mclk1_c, qua_mi2s_data, _), |
| LPI_PINGROUP(6, LPI_NO_SLEW, dmic1_clk, i2s1_clk, _, _), |
| LPI_PINGROUP(7, LPI_NO_SLEW, dmic1_data, i2s1_ws, _, _), |
| LPI_PINGROUP(8, LPI_NO_SLEW, dmic2_clk, i2s1_data, _, _), |
| LPI_PINGROUP(9, LPI_NO_SLEW, dmic2_data, i2s1_data, ext_mclk1_b, _), |
| LPI_PINGROUP(10, 16, i2s2_clk, wsa_swr_clk, _, _), |
| LPI_PINGROUP(11, 18, i2s2_ws, wsa_swr_data, _, _), |
| LPI_PINGROUP(12, LPI_NO_SLEW, dmic3_clk, i2s3_clk, _, _), |
| LPI_PINGROUP(13, LPI_NO_SLEW, dmic3_data, i2s3_ws, ext_mclk1_a, _), |
| LPI_PINGROUP(14, 6, swr_tx_data, _, _, _), |
| LPI_PINGROUP(15, 20, i2s2_data, wsa2_swr_clk, _, _), |
| LPI_PINGROUP(16, 22, i2s2_data, wsa2_swr_data, _, _), |
| LPI_PINGROUP(17, LPI_NO_SLEW, dmic4_clk, i2s3_data, _, _), |
| LPI_PINGROUP(18, LPI_NO_SLEW, dmic4_data, i2s3_data, _, _), |
| }; |
| |
| static const struct lpi_function sc8280xp_functions[] = { |
| LPI_FUNCTION(dmic1_clk), |
| LPI_FUNCTION(dmic1_data), |
| LPI_FUNCTION(dmic2_clk), |
| LPI_FUNCTION(dmic2_data), |
| LPI_FUNCTION(dmic3_clk), |
| LPI_FUNCTION(dmic3_data), |
| LPI_FUNCTION(dmic4_clk), |
| LPI_FUNCTION(dmic4_data), |
| 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(qua_mi2s_data), |
| LPI_FUNCTION(qua_mi2s_sclk), |
| LPI_FUNCTION(qua_mi2s_ws), |
| LPI_FUNCTION(swr_rx_clk), |
| LPI_FUNCTION(swr_rx_data), |
| LPI_FUNCTION(swr_tx_clk), |
| LPI_FUNCTION(swr_tx_data), |
| LPI_FUNCTION(wsa_swr_clk), |
| LPI_FUNCTION(wsa_swr_data), |
| LPI_FUNCTION(wsa2_swr_clk), |
| LPI_FUNCTION(wsa2_swr_data), |
| LPI_FUNCTION(ext_mclk1_a), |
| LPI_FUNCTION(ext_mclk1_b), |
| LPI_FUNCTION(ext_mclk1_c), |
| }; |
| |
| static const struct lpi_pinctrl_variant_data sc8280xp_lpi_data = { |
| .pins = sc8280xp_lpi_pins, |
| .npins = ARRAY_SIZE(sc8280xp_lpi_pins), |
| .groups = sc8280xp_groups, |
| .ngroups = ARRAY_SIZE(sc8280xp_groups), |
| .functions = sc8280xp_functions, |
| .nfunctions = ARRAY_SIZE(sc8280xp_functions), |
| }; |
| |
| static const struct of_device_id lpi_pinctrl_of_match[] = { |
| { |
| .compatible = "qcom,sc8280xp-lpass-lpi-pinctrl", |
| .data = &sc8280xp_lpi_data, |
| }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(of, lpi_pinctrl_of_match); |
| |
| static struct platform_driver lpi_pinctrl_driver = { |
| .driver = { |
| .name = "qcom-sc8280xp-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 SC8280XP LPI GPIO pin control driver"); |
| MODULE_LICENSE("GPL"); |
