78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
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/*
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* Copyright (c) 2015 MediaTek Inc.
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* Author: Hongzhou.Yang <hongzhou.yang@mediatek.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/of.h>
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#include <linux/of_device.h>
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#include <linux/pinctrl/pinctrl.h>
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#include <linux/pinctrl/pinconf-generic.h>
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#include <linux/mfd/mt6397/core.h>
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#include "pinctrl-mtk-common.h"
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#include "pinctrl-mtk-mt6397.h"
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#define MT6397_PIN_REG_BASE 0xc000
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static const struct mtk_pinctrl_devdata mt6397_pinctrl_data = {
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.pins = mtk_pins_mt6397,
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.npins = ARRAY_SIZE(mtk_pins_mt6397),
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.dir_offset = (MT6397_PIN_REG_BASE + 0x000),
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.ies_offset = MTK_PINCTRL_NOT_SUPPORT,
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.smt_offset = MTK_PINCTRL_NOT_SUPPORT,
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.pullen_offset = (MT6397_PIN_REG_BASE + 0x020),
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.pullsel_offset = (MT6397_PIN_REG_BASE + 0x040),
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.dout_offset = (MT6397_PIN_REG_BASE + 0x080),
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.din_offset = (MT6397_PIN_REG_BASE + 0x0a0),
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.pinmux_offset = (MT6397_PIN_REG_BASE + 0x0c0),
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.type1_start = 41,
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.type1_end = 41,
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.port_shf = 3,
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.port_mask = 0x3,
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.port_align = 2,
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};
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static int mt6397_pinctrl_probe(struct platform_device *pdev)
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{
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struct mt6397_chip *mt6397;
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mt6397 = dev_get_drvdata(pdev->dev.parent);
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return mtk_pctrl_init(pdev, &mt6397_pinctrl_data, mt6397->regmap);
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}
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static const struct of_device_id mt6397_pctrl_match[] = {
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{ .compatible = "mediatek,mt6397-pinctrl", },
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{ }
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};
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MODULE_DEVICE_TABLE(of, mt6397_pctrl_match);
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static struct platform_driver mtk_pinctrl_driver = {
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.probe = mt6397_pinctrl_probe,
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.driver = {
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.name = "mediatek-mt6397-pinctrl",
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.of_match_table = mt6397_pctrl_match,
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},
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};
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static int __init mtk_pinctrl_init(void)
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{
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return platform_driver_register(&mtk_pinctrl_driver);
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}
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module_init(mtk_pinctrl_init);
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MODULE_LICENSE("GPL v2");
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MODULE_DESCRIPTION("MediaTek MT6397 Pinctrl Driver");
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MODULE_AUTHOR("Hongzhou Yang <hongzhou.yang@mediatek.com>");
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