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184d8e13f9
Add support for pin configuration dump via catting /sys/kernel/debug/pinctrl/$platform_dependent_path/pinconf-pins. pinctrl framework had already support such dump. This patch implement the operation function pointer to fullfill this dump. Signed-off-by: Light Hsieh <light.hsieh@mediatek.com> Link: https://lore.kernel.org/r/1579675994-7001-6-git-send-email-light.hsieh@mediatek.com Acked-by: Sean Wang <sean.wang@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2018 MediaTek Inc.
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*
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* Author: Sean Wang <sean.wang@mediatek.com>
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* Zhiyong Tao <zhiyong.tao@mediatek.com>
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* Hongzhou.Yang <hongzhou.yang@mediatek.com>
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*/
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#ifndef __PINCTRL_PARIS_H
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#define __PINCTRL_PARIS_H
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#include <linux/io.h>
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#include <linux/init.h>
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#include <linux/of.h>
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#include <linux/of_platform.h>
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#include <linux/platform_device.h>
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#include <linux/pinctrl/pinctrl.h>
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#include <linux/pinctrl/pinmux.h>
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#include <linux/pinctrl/pinconf.h>
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#include <linux/pinctrl/pinconf-generic.h>
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#include "../core.h"
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#include "../pinconf.h"
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#include "../pinctrl-utils.h"
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#include "../pinmux.h"
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#include "mtk-eint.h"
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#include "pinctrl-mtk-common-v2.h"
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#define MTK_RANGE(_a) { .range = (_a), .nranges = ARRAY_SIZE(_a), }
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#define MTK_EINT_FUNCTION(_eintmux, _eintnum) \
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{ \
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.eint_m = _eintmux, \
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.eint_n = _eintnum, \
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}
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#define MTK_FUNCTION(_val, _name) \
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{ \
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.muxval = _val, \
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.name = _name, \
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}
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#define MTK_PIN(_number, _name, _eint, _drv_n, ...) { \
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.number = _number, \
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.name = _name, \
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.eint = _eint, \
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.drv_n = _drv_n, \
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.funcs = (struct mtk_func_desc[]){ \
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__VA_ARGS__, { } }, \
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}
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#define PINCTRL_PIN_GROUP(name, id) \
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{ \
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name, \
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id##_pins, \
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ARRAY_SIZE(id##_pins), \
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id##_funcs, \
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}
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int mtk_paris_pinctrl_probe(struct platform_device *pdev,
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const struct mtk_pin_soc *soc);
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ssize_t mtk_pctrl_show_one_pin(struct mtk_pinctrl *hw,
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unsigned int gpio, char *buf, unsigned int bufLen);
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extern const struct dev_pm_ops mtk_paris_pinctrl_pm_ops;
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#endif /* __PINCTRL_PARIS_H */
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