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1// SPDX-License-Identifier: GPL-2.02/*3 * Based on pinctrl-mt6765.c4 *5 * Copyright (C) 2018 MediaTek Inc.6 *7 * Author: ZH Chen <zh.chen@mediatek.com>8 *9 * Copyright (C) Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>10 *11 */12 13#include "pinctrl-mtk-mt6797.h"14#include "pinctrl-paris.h"15 16/*17 * MT6797 have multiple bases to program pin configuration listed as the below:18 * gpio:0x10005000, iocfg[l]:0x10002000, iocfg[b]:0x10002400,19 * iocfg[r]:0x10002800, iocfg[t]:0x10002C00.20 * _i_base could be used to indicate what base the pin should be mapped into.21 */22 23static const struct mtk_pin_field_calc mt6797_pin_mode_range[] = {24 PIN_FIELD(0, 261, 0x300, 0x10, 0, 4),25};26 27static const struct mtk_pin_field_calc mt6797_pin_dir_range[] = {28 PIN_FIELD(0, 261, 0x0, 0x10, 0, 1),29};30 31static const struct mtk_pin_field_calc mt6797_pin_di_range[] = {32 PIN_FIELD(0, 261, 0x200, 0x10, 0, 1),33};34 35static const struct mtk_pin_field_calc mt6797_pin_do_range[] = {36 PIN_FIELD(0, 261, 0x100, 0x10, 0, 1),37};38 39static const struct mtk_pin_reg_calc mt6797_reg_cals[PINCTRL_PIN_REG_MAX] = {40 [PINCTRL_PIN_REG_MODE] = MTK_RANGE(mt6797_pin_mode_range),41 [PINCTRL_PIN_REG_DIR] = MTK_RANGE(mt6797_pin_dir_range),42 [PINCTRL_PIN_REG_DI] = MTK_RANGE(mt6797_pin_di_range),43 [PINCTRL_PIN_REG_DO] = MTK_RANGE(mt6797_pin_do_range),44};45 46static const char * const mt6797_pinctrl_register_base_names[] = {47 "gpio", "iocfgl", "iocfgb", "iocfgr", "iocfgt",48};49 50static const struct mtk_pin_soc mt6797_data = {51 .reg_cal = mt6797_reg_cals,52 .pins = mtk_pins_mt6797,53 .npins = ARRAY_SIZE(mtk_pins_mt6797),54 .ngrps = ARRAY_SIZE(mtk_pins_mt6797),55 .gpio_m = 0,56 .base_names = mt6797_pinctrl_register_base_names,57 .nbase_names = ARRAY_SIZE(mt6797_pinctrl_register_base_names),58};59 60static const struct of_device_id mt6797_pinctrl_of_match[] = {61 { .compatible = "mediatek,mt6797-pinctrl", .data = &mt6797_data },62 { }63};64 65static struct platform_driver mt6797_pinctrl_driver = {66 .driver = {67 .name = "mt6797-pinctrl",68 .of_match_table = mt6797_pinctrl_of_match,69 },70 .probe = mtk_paris_pinctrl_probe,71};72 73static int __init mt6797_pinctrl_init(void)74{75 return platform_driver_register(&mt6797_pinctrl_driver);76}77arch_initcall(mt6797_pinctrl_init);78