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linux-next/drivers/pinctrl/mediatek/pinctrl-mt6397.c
Geliang Tang 4ecb65fb87 pinctrl: mediatek: use builtin_platform_driver
Use builtin_platform_driver() helper to simplify the code.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Acked-by: Hongzhou Yang <hongzhou.yang@mediatek.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-11-22 10:17:28 +01:00

68 lines
2.0 KiB
C

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