From: Luca Weiss Date: Thu, 30 Apr 2026 07:10:43 +0000 (+0200) Subject: pinctrl: qcom: Add SM6350 LPASS LPI TLMM X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6ec81ace110ca2584d28863ffafe93a8ad6b7628;p=thirdparty%2Flinux.git pinctrl: qcom: Add SM6350 LPASS LPI TLMM Add support for the pin controller block on SM6350 Low Power Island. Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio Signed-off-by: Luca Weiss [linusw@kernel.org: fixed up Kconfig entry] Signed-off-by: Linus Walleij --- diff --git a/drivers/pinctrl/qcom/Kconfig b/drivers/pinctrl/qcom/Kconfig index 3accf0b489bb7..5452b128c2e51 100644 --- a/drivers/pinctrl/qcom/Kconfig +++ b/drivers/pinctrl/qcom/Kconfig @@ -118,6 +118,15 @@ config PINCTRL_SM6115_LPASS_LPI Qualcomm Technologies Inc LPASS (Low Power Audio SubSystem) LPI (Low Power Island) found on the Qualcomm Technologies Inc SM6115 platform. +config PINCTRL_SM6350_LPASS_LPI + tristate "Qualcomm SM6350 LPASS LPI pin controller driver" + depends on ARM64 || COMPILE_TEST + depends on PINCTRL_LPASS_LPI + help + This is the pinctrl, pinmux, pinconf and gpiolib driver for the + Qualcomm Technologies Inc LPASS (Low Power Audio SubSystem) LPI + (Low Power Island) found on the Qualcomm Technologies Inc SM6350 platform. + config PINCTRL_SM8250_LPASS_LPI tristate "Qualcomm SM8250 LPASS LPI pin controller driver" depends on ARM64 || COMPILE_TEST diff --git a/drivers/pinctrl/qcom/Makefile b/drivers/pinctrl/qcom/Makefile index 4262988c7d96e..a1e9e2e292a0f 100644 --- a/drivers/pinctrl/qcom/Makefile +++ b/drivers/pinctrl/qcom/Makefile @@ -65,6 +65,7 @@ obj-$(CONFIG_PINCTRL_SM6115) += pinctrl-sm6115.o obj-$(CONFIG_PINCTRL_SM6115_LPASS_LPI) += pinctrl-sm6115-lpass-lpi.o obj-$(CONFIG_PINCTRL_SM6125) += pinctrl-sm6125.o obj-$(CONFIG_PINCTRL_SM6350) += pinctrl-sm6350.o +obj-$(CONFIG_PINCTRL_SM6350_LPASS_LPI) += pinctrl-sm6350-lpass-lpi.o obj-$(CONFIG_PINCTRL_SM6375) += pinctrl-sm6375.o obj-$(CONFIG_PINCTRL_SM7150) += pinctrl-sm7150.o obj-$(CONFIG_PINCTRL_SM8150) += pinctrl-sm8150.o diff --git a/drivers/pinctrl/qcom/pinctrl-sm6350-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-sm6350-lpass-lpi.c new file mode 100644 index 0000000000000..4d06abcfedfd7 --- /dev/null +++ b/drivers/pinctrl/qcom/pinctrl-sm6350-lpass-lpi.c @@ -0,0 +1,149 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2026, Luca Weiss + */ + +#include +#include +#include + +#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_i2s1_clk, + LPI_MUX_i2s1_data, + LPI_MUX_i2s1_ws, + LPI_MUX_i2s2_clk, + LPI_MUX_i2s2_data, + LPI_MUX_i2s2_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_gpio, + LPI_MUX__, +}; + +static const struct pinctrl_pin_desc sm6350_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"), +}; + +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 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 i2s2_data_groups[] = { "gpio12", "gpio13" }; + +static const struct lpi_pingroup sm6350_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, _, 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, _, _), + 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, i2s2_data, _, _), + LPI_PINGROUP(13, LPI_NO_SLEW, dmic3_data, i2s2_data, _, _), + LPI_PINGROUP_SLEW_SPARE_1(14, 0, swr_tx_data, _, _, _), +}; + +static const struct lpi_function sm6350_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(i2s1_clk), + LPI_FUNCTION(i2s1_data), + LPI_FUNCTION(i2s1_ws), + LPI_FUNCTION(i2s2_clk), + LPI_FUNCTION(i2s2_data), + LPI_FUNCTION(i2s2_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), +}; + +static const struct lpi_pinctrl_variant_data sm6350_lpi_data = { + .pins = sm6350_lpi_pins, + .npins = ARRAY_SIZE(sm6350_lpi_pins), + .groups = sm6350_groups, + .ngroups = ARRAY_SIZE(sm6350_groups), + .functions = sm6350_functions, + .nfunctions = ARRAY_SIZE(sm6350_functions), +}; + +static const struct of_device_id lpi_pinctrl_of_match[] = { + { + .compatible = "qcom,sm6350-lpass-lpi-pinctrl", + .data = &sm6350_lpi_data, + }, + { } +}; +MODULE_DEVICE_TABLE(of, lpi_pinctrl_of_match); + +static struct platform_driver lpi_pinctrl_driver = { + .driver = { + .name = "qcom-sm6350-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("Qualcomm SM6350 LPI GPIO pin control driver"); +MODULE_LICENSE("GPL");