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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | // 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 }, }; #define SDC_PINGROUP(pg_name, ctl, pull, drv) \ { \ .name = pg_name, \ .ctl_reg = ctl, \ .io_reg = 0, \ .pull_bit = pull, \ .drv_bit = drv, \ .oe_bit = -1, \ .in_bit = -1, \ .out_bit = -1, \ } #define UFS_RESET(pg_name, offset) \ { \ .name = pg_name, \ .ctl_reg = offset, \ .io_reg = offset + 0x4, \ .pull_bit = 3, \ .drv_bit = 0, \ .oe_bit = -1, \ .in_bit = -1, \ .out_bit = 0, \ } static const struct msm_special_pin_data sm8250_special_pins_data[] = { [0] = UFS_RESET("ufs_reset", SOUTH + 0xb8000), [1] = SDC_PINGROUP("sdc2_clk", NORTH + 0xb7000, 14, 6), [2] = SDC_PINGROUP("sdc2_cmd", NORTH + 0xb7000, 11, 3), [3] = SDC_PINGROUP("sdc2_data", NORTH + 0xb7000, 9, 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, }; 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) { if (selector >= 180 && selector <= 183) snprintf(pin_name, MAX_PIN_NAME_LEN, sm8250_special_pins_data[selector - 180].name); else snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector); return pin_name; } static 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 = 184, .special_pins_start = 180, .special_pins_data = sm8250_special_pins_data, }, .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, }; |