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82 lines
2.3 KiB
82 lines
2.3 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Based on pinctrl-mt6765.c |
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* |
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* Copyright (C) 2018 MediaTek Inc. |
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* |
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* Author: ZH Chen <[email protected]> |
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* |
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* Copyright (C) Manivannan Sadhasivam <[email protected]> |
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* |
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*/ |
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#include "pinctrl-mtk-mt6797.h" |
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#include "pinctrl-paris.h" |
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/* |
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* MT6797 have multiple bases to program pin configuration listed as the below: |
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* gpio:0x10005000, iocfg[l]:0x10002000, iocfg[b]:0x10002400, |
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* iocfg[r]:0x10002800, iocfg[t]:0x10002C00. |
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* _i_base could be used to indicate what base the pin should be mapped into. |
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*/ |
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static const struct mtk_pin_field_calc mt6797_pin_mode_range[] = { |
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PIN_FIELD(0, 261, 0x300, 0x10, 0, 4), |
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}; |
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static const struct mtk_pin_field_calc mt6797_pin_dir_range[] = { |
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PIN_FIELD(0, 261, 0x0, 0x10, 0, 1), |
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}; |
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static const struct mtk_pin_field_calc mt6797_pin_di_range[] = { |
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PIN_FIELD(0, 261, 0x200, 0x10, 0, 1), |
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}; |
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static const struct mtk_pin_field_calc mt6797_pin_do_range[] = { |
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PIN_FIELD(0, 261, 0x100, 0x10, 0, 1), |
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}; |
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static const struct mtk_pin_reg_calc mt6797_reg_cals[PINCTRL_PIN_REG_MAX] = { |
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[PINCTRL_PIN_REG_MODE] = MTK_RANGE(mt6797_pin_mode_range), |
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[PINCTRL_PIN_REG_DIR] = MTK_RANGE(mt6797_pin_dir_range), |
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[PINCTRL_PIN_REG_DI] = MTK_RANGE(mt6797_pin_di_range), |
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[PINCTRL_PIN_REG_DO] = MTK_RANGE(mt6797_pin_do_range), |
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}; |
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static const char * const mt6797_pinctrl_register_base_names[] = { |
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"gpio", "iocfgl", "iocfgb", "iocfgr", "iocfgt", |
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}; |
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static const struct mtk_pin_soc mt6797_data = { |
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.reg_cal = mt6797_reg_cals, |
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.pins = mtk_pins_mt6797, |
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.npins = ARRAY_SIZE(mtk_pins_mt6797), |
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.ngrps = ARRAY_SIZE(mtk_pins_mt6797), |
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.gpio_m = 0, |
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.base_names = mt6797_pinctrl_register_base_names, |
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.nbase_names = ARRAY_SIZE(mt6797_pinctrl_register_base_names), |
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}; |
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static const struct of_device_id mt6797_pinctrl_of_match[] = { |
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{ .compatible = "mediatek,mt6797-pinctrl", }, |
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{ } |
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}; |
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static int mt6797_pinctrl_probe(struct platform_device *pdev) |
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{ |
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return mtk_paris_pinctrl_probe(pdev, &mt6797_data); |
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} |
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static struct platform_driver mt6797_pinctrl_driver = { |
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.driver = { |
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.name = "mt6797-pinctrl", |
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.of_match_table = mt6797_pinctrl_of_match, |
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}, |
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.probe = mt6797_pinctrl_probe, |
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}; |
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static int __init mt6797_pinctrl_init(void) |
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{ |
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return platform_driver_register(&mt6797_pinctrl_driver); |
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} |
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arch_initcall(mt6797_pinctrl_init);
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