This SoC features a pinctrl block with north, south, and west tiles accessible to the AP.
Signed-off-by: Caleb Connolly caleb.connolly@linaro.org --- drivers/pinctrl/qcom/Kconfig | 7 +++ drivers/pinctrl/qcom/Makefile | 1 + drivers/pinctrl/qcom/pinctrl-sm8250.c | 99 +++++++++++++++++++++++++++++++++++ 3 files changed, 107 insertions(+)
diff --git a/drivers/pinctrl/qcom/Kconfig b/drivers/pinctrl/qcom/Kconfig index e7a9853ce47a..33c355ad3b24 100644 --- a/drivers/pinctrl/qcom/Kconfig +++ b/drivers/pinctrl/qcom/Kconfig @@ -54,7 +54,14 @@ config PINCTRL_QCOM_SM6115 help Say Y here to enable support for pinctrl on the Snapdragon SM6115 SoC, as well as the associated GPIO driver.
+config PINCTRL_QCOM_SM8250 + bool "Qualcomm SM8250 GCC" + select PINCTRL_QCOM + help + Say Y here to enable support for pinctrl on the Snapdragon SM8250 SoC, + as well as the associated GPIO driver. + endmenu
endif diff --git a/drivers/pinctrl/qcom/Makefile b/drivers/pinctrl/qcom/Makefile index f00c4e6e10cc..7dce95e5acb2 100644 --- a/drivers/pinctrl/qcom/Makefile +++ b/drivers/pinctrl/qcom/Makefile @@ -9,4 +9,5 @@ obj-$(CONFIG_PINCTRL_QCOM_APQ8096) += pinctrl-apq8096.o obj-$(CONFIG_PINCTRL_QCOM_QCM2290) += pinctrl-qcm2290.o obj-$(CONFIG_PINCTRL_QCOM_QCS404) += pinctrl-qcs404.o obj-$(CONFIG_PINCTRL_QCOM_SDM845) += pinctrl-sdm845.o obj-$(CONFIG_PINCTRL_QCOM_SM6115) += pinctrl-sm6115.o +obj-$(CONFIG_PINCTRL_QCOM_SM8250) += pinctrl-sm8250.o \ No newline at end of file diff --git a/drivers/pinctrl/qcom/pinctrl-sm8250.c b/drivers/pinctrl/qcom/pinctrl-sm8250.c new file mode 100644 index 000000000000..dac24f11bc2c --- /dev/null +++ b/drivers/pinctrl/qcom/pinctrl-sm8250.c @@ -0,0 +1,99 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Qualcomm sm8250 pinctrl + * + * (C) Copyright 2024 Linaro Ltd. + * + */ + +#include <dm.h> + +#include "pinctrl-qcom.h" + +#define WEST 0x00000000 +#define SOUTH 0x00400000 +#define NORTH 0x00800000 + +#define MAX_PIN_NAME_LEN 32 +static char pin_name[MAX_PIN_NAME_LEN] __section(".data"); + +static const struct pinctrl_function msm_pinctrl_functions[] = { { "qup12", 1 }, + { "gpio", 0 }, + { "sdc2_clk", 0 } }; + +static const unsigned int sm8250_pin_offsets[] = { + [0] = SOUTH, [1] = SOUTH, [2] = SOUTH, [3] = SOUTH, [4] = NORTH, [5] = NORTH, + [6] = NORTH, [7] = NORTH, [8] = NORTH, [9] = NORTH, [10] = NORTH, [11] = NORTH, + [12] = NORTH, [13] = NORTH, [14] = NORTH, [15] = NORTH, [16] = NORTH, [17] = NORTH, + [18] = NORTH, [19] = NORTH, [20] = NORTH, [21] = NORTH, [22] = NORTH, [23] = NORTH, + [24] = SOUTH, [25] = SOUTH, [26] = SOUTH, [27] = SOUTH, [28] = NORTH, [29] = NORTH, + [30] = NORTH, [31] = NORTH, [32] = SOUTH, [33] = SOUTH, [34] = SOUTH, [35] = SOUTH, + [36] = SOUTH, [37] = SOUTH, [38] = SOUTH, [39] = SOUTH, [40] = SOUTH, [41] = SOUTH, + [42] = SOUTH, [43] = SOUTH, [44] = SOUTH, [45] = SOUTH, [46] = SOUTH, [47] = SOUTH, + [48] = SOUTH, [49] = SOUTH, [50] = SOUTH, [51] = SOUTH, [52] = SOUTH, [53] = SOUTH, + [54] = SOUTH, [55] = SOUTH, [56] = SOUTH, [57] = SOUTH, [58] = SOUTH, [59] = SOUTH, + [60] = SOUTH, [61] = SOUTH, [62] = SOUTH, [63] = SOUTH, [64] = SOUTH, [65] = SOUTH, + [66] = NORTH, [67] = NORTH, [68] = NORTH, [69] = SOUTH, [70] = SOUTH, [71] = SOUTH, + [72] = SOUTH, [73] = SOUTH, [74] = SOUTH, [75] = SOUTH, [76] = SOUTH, [77] = NORTH, + [78] = NORTH, [79] = NORTH, [80] = NORTH, [81] = NORTH, [82] = NORTH, [83] = NORTH, + [84] = NORTH, [85] = SOUTH, [86] = SOUTH, [87] = SOUTH, [88] = SOUTH, [89] = SOUTH, + [90] = SOUTH, [91] = SOUTH, [92] = NORTH, [93] = NORTH, [94] = NORTH, [95] = NORTH, + [96] = NORTH, [97] = NORTH, [98] = NORTH, [99] = NORTH, [100] = NORTH, [101] = NORTH, + [102] = NORTH, [103] = NORTH, [104] = NORTH, [105] = NORTH, [106] = NORTH, [107] = NORTH, + [108] = NORTH, [109] = NORTH, [110] = NORTH, [111] = NORTH, [112] = NORTH, [113] = NORTH, + [114] = NORTH, [115] = NORTH, [116] = NORTH, [117] = NORTH, [118] = NORTH, [119] = NORTH, + [120] = NORTH, [121] = NORTH, [122] = NORTH, [123] = NORTH, [124] = NORTH, [125] = SOUTH, + [126] = SOUTH, [127] = SOUTH, [128] = SOUTH, [129] = SOUTH, [130] = SOUTH, [131] = SOUTH, + [132] = SOUTH, [133] = WEST, [134] = WEST, [135] = WEST, [136] = WEST, [137] = WEST, + [138] = WEST, [139] = WEST, [140] = WEST, [141] = WEST, [142] = WEST, [143] = WEST, + [144] = WEST, [145] = WEST, [146] = WEST, [147] = WEST, [148] = WEST, [149] = WEST, + [150] = WEST, [151] = WEST, [152] = WEST, [153] = WEST, [154] = WEST, [155] = WEST, + [156] = WEST, [157] = WEST, [158] = WEST, [159] = WEST, [160] = WEST, [161] = WEST, + [162] = WEST, [163] = WEST, [164] = WEST, [165] = WEST, [166] = WEST, [167] = WEST, + [168] = WEST, [169] = WEST, [170] = WEST, [171] = WEST, [172] = WEST, [173] = WEST, + [174] = WEST, [175] = WEST, [176] = WEST, [177] = WEST, [178] = WEST, [179] = WEST, + [180] = 0, [181] = 0, [182] = 0, [183] = 0, +}; + +static const char *sm8250_get_function_name(struct udevice *dev, unsigned int selector) +{ + return msm_pinctrl_functions[selector].name; +} + +static const char *sm8250_get_pin_name(struct udevice *dev, unsigned int selector) +{ + snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector); + return pin_name; +} + +static unsigned int sm8250_get_function_mux(__maybe_unused unsigned int pin, unsigned int selector) +{ + return msm_pinctrl_functions[selector].val; +} + +static struct msm_pinctrl_data sm8250_data = { + .pin_data = { + .pin_offsets = sm8250_pin_offsets, + .pin_count = ARRAY_SIZE(sm8250_pin_offsets), + .special_pins_start = 180, + }, + .functions_count = ARRAY_SIZE(msm_pinctrl_functions), + .get_function_name = sm8250_get_function_name, + .get_function_mux = sm8250_get_function_mux, + .get_pin_name = sm8250_get_pin_name, +}; + +static const struct udevice_id msm_pinctrl_ids[] = { + { + .compatible = "qcom,sm8250-pinctrl", + .data = (ulong)&sm8250_data + }, + { /* Sentinel */ } }; + +U_BOOT_DRIVER(pinctrl_sm8250) = { + .name = "pinctrl_sm8250", + .id = UCLASS_NOP, + .of_match = msm_pinctrl_ids, + .ops = &msm_pinctrl_ops, + .bind = msm_pinctrl_bind, +};