/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ /* * This file is created based on MT8188 Functional Specification * Chapter number: 5.2 */ #include <device/mmio.h> #include <gpio.h> #define SPI_AP_GPIO_BASE 125 enum { SPI_AP_CLK_ROM = 0, SPI_AP_CS_ROM_L = 1, SPI_AP_DO_ROM_DI = 2, SPI_AP_DI_ROM_DO = 3, }; static const struct gpio_drv_info bootblock_gpio_driving_info[] = { [SPI_AP_CLK_ROM] = { 0x20, 24, 3, }, [SPI_AP_CS_ROM_L] = { 0x20, 24, 3, }, [SPI_AP_DO_ROM_DI] = { 0x20, 24, 3, }, [SPI_AP_DI_ROM_DO] = { 0x20, 27, 3, }, }; static const struct gpio_drv_info gpio_driving_info[] = { [0] = { 0x00, 24, 3, }, [1] = { 0x00, 27, 3, }, [2] = { 0x10, 0, 3, }, [3] = { 0x10, 3, 3, }, [4] = { 0x20, 9, 3, }, [5] = { 0x20, 9, 3, }, [6] = { 0x20, 9, 3, }, [7] = { 0x10, 6, 3, }, [8] = { 0x10, 9, 3, }, [9] = { 0x10, 12, 3, }, [10] = { 0x10, 15, 3, }, [11] = { 0x20, 12, 3, }, [12] = { 0x10, 24, 3, }, [13] = { 0x10, 27, 3, }, [14] = { 0x20, 0, 3, }, [15] = { 0x20, 3, 3, }, [16] = { 0x10, 15, 3, }, [17] = { 0x10, 15, 3, }, [18] = { 0x00, 27, 3, }, [19] = { 0x00, 27, 3, }, [20] = { 0x00, 27, 3, }, [21] = { 0x00, 27, 3, }, [22] = { 0x00, 0, 3, }, [23] = { 0x00, 3, 3, }, [24] = { 0x00, 6, 3, }, [25] = { 0x20, 6, 3, }, [26] = { 0x20, 6, 3, }, [27] = { 0x20, 6, 3, }, [28] = { 0x20, 9, 3, }, [29] = { 0x20, 3, 3, }, [30] = { 0x20, 6, 3, }, [31] = { 0x20, 12, 3, }, [32] = { 0x20, 12, 3, }, [33] = { 0x20, 15, 3, }, [34] = { 0x20, 15, 3, }, [35] = { 0x20, 12, 3, }, [36] = { 0x20, 15, 3, }, [37] = { 0x10, 27, 3, }, [38] = { 0x10, 18, 3, }, [39] = { 0x10, 21, 3, }, [40] = { 0x10, 24, 3, }, [41] = { 0x20, 0, 3, }, [42] = { 0x20, 18, 3, }, [43] = { 0x20, 18, 3, }, [44] = { 0x20, 18, 3, }, [45] = { 0x20, 21, 3, }, [46] = { 0x10, 15, 3, }, [47] = { 0x20, 3, 3, }, [48] = { 0x20, 3, 3, }, [49] = { 0x20, 3, 3, }, [50] = { 0x00, 6, 3, }, [51] = { 0x00, 3, 3, }, [52] = { 0x00, 0, 3, }, [53] = { 0x00, 9, 3, }, [54] = { 0x00, 12, 3, }, [55] = { 0x20, 27, 3, }, [56] = { 0x30, 6, 3, }, [57] = { 0x30, 9, 3, }, [58] = { 0x30, 15, 3, }, [59] = { 0x30, 0, 3, }, [60] = { 0x30, 9, 3, }, [61] = { 0x30, 3, 3, }, [62] = { 0x30, 12, 3, }, [63] = { 0x30, 12, 3, }, [64] = { 0x30, 18, 3, }, [65] = { 0x10, 0, 3, }, [66] = { 0x10, 6, 3, }, [67] = { 0x10, 3, 3, }, [68] = { 0x10, 9, 3, }, [69] = { 0x30, 18, 3, }, [70] = { 0x30, 15, 3, }, [71] = { 0x40, 0, 3, }, [72] = { 0x30, 27, 3, }, [73] = { 0x30, 21, 3, }, [74] = { 0x30, 24, 3, }, [75] = { 0x40, 6, 3, }, [76] = { 0x40, 3, 3, }, [77] = { 0x40, 12, 3, }, [78] = { 0x40, 9, 3, }, [79] = { 0x10, 15, 3, }, [80] = { 0x10, 12, 3, }, [81] = { 0x10, 21, 3, }, [82] = { 0x10, 18, 3, }, [83] = { 0x30, 0, 3, }, [84] = { 0x20, 27, 3, }, [85] = { 0x30, 0, 3, }, [86] = { 0x20, 6, 3, }, [87] = { 0x20, 6, 3, }, [88] = { 0x20, 6, 3, }, [89] = { 0x20, 6, 3, }, [90] = { 0x30, 0, 3, }, [91] = { 0x30, 0, 3, }, [92] = { 0x20, 9, 3, }, [93] = { 0x20, 9, 3, }, [94] = { 0x20, 9, 3, }, [95] = { 0x20, 9, 3, }, [96] = { 0x20, 21, 3, }, [97] = { 0x20, 21, 3, }, [98] = { 0x20, 24, 3, }, [99] = { 0x20, 21, 3, }, [100] = { 0x30, 6, 3, }, [101] = { 0x00, 0, 3, }, [102] = { 0x00, 15, 3, }, [103] = { 0x00, 9, 3, }, [104] = { 0x00, 12, 3, }, [105] = { 0x00, 3, 3, }, [106] = { 0x00, 6, 3, }, [107] = { 0x20, 6, 3, }, [108] = { 0x20, 6, 3, }, [109] = { 0x20, 6, 3, }, [110] = { 0x20, 6, 3, }, [111] = { 0x20, 15, 3, }, [112] = { 0x20, 15, 3, }, [113] = { 0x20, 15, 3, }, [114] = { 0x20, 12, 3, }, [115] = { 0x20, 12, 3, }, [116] = { 0x20, 12, 3, }, [117] = { 0x20, 12, 3, }, [118] = { 0x20, 12, 3, }, [119] = { 0x20, 15, 3, }, [120] = { 0x20, 18, 3, }, [121] = { 0x10, 3, 3, }, [122] = { 0x10, 12, 3, }, [123] = { 0x10, 9, 3, }, [124] = { 0x10, 6, 3, }, [125] = { 0x20, 24, 3, }, [126] = { 0x20, 24, 3, }, [127] = { 0x20, 24, 3, }, [128] = { 0x20, 27, 3, }, [129] = { 0x20, 27, 3, }, [130] = { 0x20, 27, 3, }, [131] = { 0x00, 0, 3, }, [132] = { 0x00, 15, 3, }, [133] = { 0x00, 18, 3, }, [134] = { 0x00, 21, 3, }, [135] = { 0x20, 15, 3, }, [136] = { 0x20, 18, 3, }, [137] = { 0x20, 18, 3, }, [138] = { 0x20, 18, 3, }, [139] = { 0x20, 18, 3, }, [140] = { 0x20, 21, 3, }, [141] = { 0x20, 21, 3, }, [142] = { 0x20, 21, 3, }, [143] = { 0x00, 3, 3, }, [144] = { 0x00, 6, 3, }, [145] = { 0x00, 9, 3, }, [146] = { 0x00, 12, 3, }, [147] = { 0x20, 21, 3, }, [148] = { 0x20, 24, 3, }, [149] = { 0x20, 24, 3, }, [150] = { 0x20, 24, 3, }, [151] = { 0x10, 15, 3, }, [152] = { 0x10, 12, 3, }, [153] = { 0x10, 9, 3, }, [154] = { 0x10, 6, 3, }, [155] = { 0x10, 21, 3, }, [156] = { 0x00, 21, 3, }, [157] = { 0x00, 18, 3, }, [158] = { 0x10, 3, 3, }, [159] = { 0x10, 0, 3, }, [160] = { 0x00, 27, 3, }, [161] = { 0x00, 24, 3, }, [162] = { 0x10, 18, 3, }, [163] = { 0x00, 12, 3, }, [164] = { 0x00, 9, 3, }, [165] = { 0x00, 15, 3, }, [166] = { 0x00, 18, 3, }, [167] = { 0x00, 21, 3, }, [168] = { 0x00, 24, 3, }, [169] = { 0x00, 18, 3, }, [170] = { 0x00, 15, 3, }, [171] = { 0x00, 21, 3, }, [172] = { 0x00, 24, 3, }, [173] = { 0x00, 27, 3, }, [174] = { 0x10, 0, 3, }, [175] = { 0x30, 3, 3, }, [176] = { 0x30, 3, 3, }, }; _Static_assert(ARRAY_SIZE(gpio_driving_info) == GPIO_NUM, "gpio_driving_info array size not match"); /* Unimplemented GPIOs are intentionally omitted here with width=0 */ static const struct gpio_drv_info gpio_driving_adv_info[] = { [53] = { 0x20, 0, 3, }, [54] = { 0x20, 3, 3, }, [55] = { 0x60, 0, 3, }, [56] = { 0x60, 9, 3, }, [57] = { 0x50, 0, 3, }, [58] = { 0x50, 6, 3, }, [59] = { 0x60, 3, 3, }, [60] = { 0x60, 12, 3, }, [61] = { 0x60, 6, 3, }, [62] = { 0x60, 15, 3, }, [63] = { 0x50, 3, 3, }, [64] = { 0x50, 9, 3, }, [65] = { 0x30, 0, 3, }, [66] = { 0x30, 6, 3, }, [67] = { 0x30, 3, 3, }, [68] = { 0x30, 9, 3, }, [175] = { 0x50, 12, 3, }, [176] = { 0x50, 15, 3, }, }; void *gpio_find_reg_addr(gpio_t gpio) { void *reg_addr; switch (gpio.base & 0x0f) { case 1: reg_addr = (void *)IOCFG_RM_BASE; break; case 2: reg_addr = (void *)IOCFG_LT_BASE; break; case 3: reg_addr = (void *)IOCFG_LM_BASE; break; case 4: reg_addr = (void *)IOCFG_RT_BASE; break; default: reg_addr = NULL; break; } return reg_addr; } const struct gpio_drv_info *get_gpio_driving_info(uint32_t raw_id) { if (ENV_BOOTBLOCK) { uint32_t id = raw_id - SPI_AP_GPIO_BASE; if (id >= ARRAY_SIZE(bootblock_gpio_driving_info)) return NULL; return &bootblock_gpio_driving_info[id]; } else { if (raw_id >= ARRAY_SIZE(gpio_driving_info)) return NULL; return &gpio_driving_info[raw_id]; } } const struct gpio_drv_info *get_gpio_driving_adv_info(uint32_t raw_id) { if (ENV_BOOTBLOCK) { return NULL; } else { if (raw_id >= ARRAY_SIZE(gpio_driving_adv_info)) return NULL; return &gpio_driving_adv_info[raw_id]; } }