| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Qualcomm SDM845 pinctrl |
| * |
| * (C) Copyright 2021 Dzmitry Sankouski <dsankouski@gmail.com> |
| * (C) Copyright 2023 Linaro Ltd. |
| * |
| */ |
| |
| #include <common.h> |
| #include <dm.h> |
| |
| #include "pinctrl-qcom.h" |
| |
| #define NORTH 0x00500000 |
| #define SOUTH 0x00900000 |
| #define EAST 0x00100000 |
| |
| #define MAX_PIN_NAME_LEN 32 |
| static char pin_name[MAX_PIN_NAME_LEN] __section(".data"); |
| |
| static const struct pinctrl_function msm_pinctrl_functions[] = { |
| {"qup9", 1}, |
| {"gpio", 0}, |
| }; |
| |
| static const unsigned int sdm845_pin_offsets[] = { |
| [0] = EAST, [1] = EAST, [2] = EAST, [3] = EAST, [4] = NORTH, |
| [5] = NORTH, [6] = NORTH, [7] = NORTH, [8] = EAST, [9] = EAST, |
| [10] = EAST, [11] = EAST, [12] = SOUTH, [13] = SOUTH, [14] = SOUTH, |
| [15] = SOUTH, [16] = SOUTH, [17] = SOUTH, [18] = SOUTH, [19] = SOUTH, |
| [20] = SOUTH, [21] = SOUTH, [22] = SOUTH, [23] = SOUTH, [24] = SOUTH, |
| [25] = SOUTH, [26] = SOUTH, [27] = EAST, [28] = EAST, [29] = EAST, |
| [30] = EAST, [31] = NORTH, [32] = NORTH, [33] = NORTH, [34] = NORTH, |
| [35] = SOUTH, [36] = SOUTH, [37] = SOUTH, [38] = NORTH, [39] = EAST, |
| [40] = SOUTH, [41] = EAST, [42] = EAST, [43] = EAST, [44] = EAST, |
| [45] = EAST, [46] = EAST, [47] = EAST, [48] = EAST, [49] = NORTH, |
| [50] = NORTH, [51] = NORTH, [52] = NORTH, [53] = NORTH, [54] = NORTH, |
| [55] = NORTH, [56] = NORTH, [57] = NORTH, [58] = NORTH, [59] = NORTH, |
| [60] = NORTH, [61] = NORTH, [62] = NORTH, [63] = NORTH, [64] = NORTH, |
| [65] = NORTH, [66] = NORTH, [67] = NORTH, [68] = NORTH, [69] = EAST, |
| [70] = EAST, [71] = EAST, [72] = EAST, [73] = EAST, [74] = EAST, |
| [75] = EAST, [76] = EAST, [77] = EAST, [78] = EAST, [79] = NORTH, |
| [80] = NORTH, [81] = NORTH, [82] = NORTH, [83] = NORTH, [84] = NORTH, |
| [85] = EAST, [86] = EAST, [87] = EAST, [88] = EAST, [89] = SOUTH, |
| [90] = SOUTH, [91] = SOUTH, [92] = SOUTH, [93] = SOUTH, [94] = SOUTH, |
| [95] = SOUTH, [96] = SOUTH, [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] = EAST, [123] = EAST, [124] = EAST, |
| [125] = EAST, [126] = EAST, [127] = NORTH, [128] = NORTH, [129] = NORTH, |
| [130] = NORTH, [131] = NORTH, [132] = NORTH, [133] = NORTH, [134] = NORTH, |
| [135] = NORTH, [136] = NORTH, [137] = NORTH, [138] = NORTH, [139] = NORTH, |
| [140] = NORTH, [141] = NORTH, [142] = NORTH, [143] = NORTH, [144] = NORTH, |
| [145] = NORTH, [146] = NORTH, [147] = NORTH, [148] = NORTH, [149] = NORTH, |
| }; |
| |
| static const char *sdm845_get_function_name(struct udevice *dev, |
| unsigned int selector) |
| { |
| return msm_pinctrl_functions[selector].name; |
| } |
| |
| static const char *sdm845_get_pin_name(struct udevice *dev, |
| unsigned int selector) |
| { |
| static const char *special_pins_names[] = { |
| "ufs_reset", |
| "sdc2_clk", |
| "sdc2_cmd", |
| "sdc2_data", |
| }; |
| |
| if (selector >= 150 && selector <= 154) |
| snprintf(pin_name, MAX_PIN_NAME_LEN, special_pins_names[selector - 150]); |
| else |
| snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector); |
| |
| return pin_name; |
| } |
| |
| static unsigned int sdm845_get_function_mux(__maybe_unused unsigned int pin, |
| unsigned int selector) |
| { |
| return msm_pinctrl_functions[selector].val; |
| } |
| |
| static const struct msm_pinctrl_data sdm845_data = { |
| .pin_data = { |
| .pin_offsets = sdm845_pin_offsets, |
| .pin_count = 154, |
| .special_pins_start = 150, |
| }, |
| .functions_count = ARRAY_SIZE(msm_pinctrl_functions), |
| .get_function_name = sdm845_get_function_name, |
| .get_function_mux = sdm845_get_function_mux, |
| .get_pin_name = sdm845_get_pin_name, |
| }; |
| |
| static const struct udevice_id msm_pinctrl_ids[] = { |
| { .compatible = "qcom,sdm845-pinctrl", .data = (ulong)&sdm845_data }, |
| { /* Sentinal */ } |
| }; |
| |
| U_BOOT_DRIVER(pinctrl_sdm845) = { |
| .name = "pinctrl_sdm845", |
| .id = UCLASS_NOP, |
| .of_match = msm_pinctrl_ids, |
| .ops = &msm_pinctrl_ops, |
| .bind = msm_pinctrl_bind, |
| }; |