diff options
Diffstat (limited to 'drivers/pinctrl/qcom/pinctrl-sc8280xp-lpass-lpi.c')
| -rw-r--r-- | drivers/pinctrl/qcom/pinctrl-sc8280xp-lpass-lpi.c | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/drivers/pinctrl/qcom/pinctrl-sc8280xp-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-sc8280xp-lpass-lpi.c new file mode 100644 index 000000000..4b9c0beac --- /dev/null +++ b/drivers/pinctrl/qcom/pinctrl-sc8280xp-lpass-lpi.c @@ -0,0 +1,207 @@ +// 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 = lpi_pinctrl_remove, +}; + +module_platform_driver(lpi_pinctrl_driver); +MODULE_DESCRIPTION("QTI SC8280XP LPI GPIO pin control driver"); +MODULE_LICENSE("GPL"); |