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Commit 80525098 authored by Zhiyong Tao's avatar Zhiyong Tao Committed by Linus Walleij
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pinctrl: mediatek: add pinctrl-paris that implements the vendor dt-bindings 



Add pinctrl-paris core that implements vendor dt-binding which MediaTek
tablet, box and smartphone-based SoCs such as MT81xx, MT27xx, and MT67xx
SoCs really want to depend on. The driver is just completely rewritten
according to pinctrl-mtk-common.c but uses the new logic from
pinctrl-mtk-common-v2.c to have an elegant way to support new SoCs in the
future.

Signed-off-by: default avatarZhiyong Tao <zhiyong.tao@mediatek.com>
Signed-off-by: default avatarSean Wang <sean.wang@mediatek.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent b7d7f9ee

drivers/pinctrl/mediatek/Kconfig

+9 −0
Original line number Original line Diff line number Diff line
@@ -24,6 +24,15 @@ config PINCTRL_MTK_MOORE 
	select GPIOLIB

	select GPIOLIB

	select OF_GPIO

	select OF_GPIO





config PINCTRL_MTK_PARIS

	bool "MediaTek Paris Core that implements vendor binding"

	depends on OF

	select PINMUX

	select GENERIC_PINCONF

	select GPIOLIB

	select EINT_MTK

	select OF_GPIO



# For ARMv7 SoCs

# For ARMv7 SoCs

config PINCTRL_MT2701

config PINCTRL_MT2701

	bool "Mediatek MT2701 pin control"

	bool "Mediatek MT2701 pin control"

drivers/pinctrl/mediatek/Makefile

+1 −0
Original line number Original line Diff line number Diff line
@@ -3,6 +3,7 @@ 
obj-$(CONFIG_EINT_MTK)		+= mtk-eint.o

obj-$(CONFIG_EINT_MTK)		+= mtk-eint.o

obj-$(CONFIG_PINCTRL_MTK)	+= pinctrl-mtk-common.o

obj-$(CONFIG_PINCTRL_MTK)	+= pinctrl-mtk-common.o

obj-$(CONFIG_PINCTRL_MTK_MOORE) += pinctrl-moore.o pinctrl-mtk-common-v2.o

obj-$(CONFIG_PINCTRL_MTK_MOORE) += pinctrl-moore.o pinctrl-mtk-common-v2.o

obj-$(CONFIG_PINCTRL_MTK_PARIS) += pinctrl-paris.o pinctrl-mtk-common-v2.o





# SoC Drivers

# SoC Drivers

obj-$(CONFIG_PINCTRL_MT2701)	+= pinctrl-mt2701.o

obj-$(CONFIG_PINCTRL_MT2701)	+= pinctrl-mt2701.o

drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h

+8 −0
Original line number Original line Diff line number Diff line
@@ -174,6 +174,12 @@ struct mtk_pin_desc { 
	struct mtk_func_desc *funcs;

	struct mtk_func_desc *funcs;

};

};





struct mtk_pinctrl_group {

	const char	*name;

	unsigned long	config;

	unsigned	pin;

};



struct mtk_pinctrl;

struct mtk_pinctrl;





/* struct mtk_pin_soc - the structure that holds SoC-specific data */

/* struct mtk_pin_soc - the structure that holds SoC-specific data */
@@ -228,6 +234,8 @@ struct mtk_pinctrl { 
	struct gpio_chip		chip;

	struct gpio_chip		chip;

	const struct mtk_pin_soc        *soc;

	const struct mtk_pin_soc        *soc;

	struct mtk_eint			*eint;

	struct mtk_eint			*eint;

	struct mtk_pinctrl_group	*groups;

	const char          **grp_names;

};

};





void mtk_rmw(struct mtk_pinctrl *pctl, u8 i, u32 reg, u32 mask, u32 set);

void mtk_rmw(struct mtk_pinctrl *pctl, u8 i, u32 reg, u32 mask, u32 set);

drivers/pinctrl/mediatek/pinctrl-paris.c

0 → 100644
+884 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/pinctrl/mediatek/pinctrl-paris.h

0 → 100644
+65 −0
Original line number Original line Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

/*

 * Copyright (C) 2018 MediaTek Inc.

 *

 * Author: Sean Wang <sean.wang@mediatek.com>

 *	   Zhiyong Tao <zhiyong.tao@mediatek.com>

 *	   Hongzhou.Yang <hongzhou.yang@mediatek.com>

 */

#ifndef __PINCTRL_PARIS_H

#define __PINCTRL_PARIS_H



#include <linux/gpio.h>

#include <linux/gpio/driver.h>

#include <linux/io.h>

#include <linux/init.h>

#include <linux/of.h>

#include <linux/of_platform.h>

#include <linux/platform_device.h>

#include <linux/pinctrl/pinctrl.h>

#include <linux/pinctrl/pinmux.h>

#include <linux/pinctrl/pinconf.h>

#include <linux/pinctrl/pinconf-generic.h>



#include "../core.h"

#include "../pinconf.h"

#include "../pinctrl-utils.h"

#include "../pinmux.h"

#include "mtk-eint.h"

#include "pinctrl-mtk-common-v2.h"



#define MTK_RANGE(_a)		{ .range = (_a), .nranges = ARRAY_SIZE(_a), }



#define MTK_EINT_FUNCTION(_eintmux, _eintnum)				\

	{							\

		.eint_m = _eintmux,					\

		.eint_n = _eintnum,					\

	}



#define MTK_FUNCTION(_val, _name)				\

	{							\

		.muxval = _val,					\

		.name = _name,					\

	}



#define MTK_PIN(_number, _name, _eint, _drv_n, ...) {	\

		.number = _number,			\

		.name = _name,				\

		.eint = _eint,				\

		.drv_n = _drv_n,			\

		.funcs = (struct mtk_func_desc[]){	\

			__VA_ARGS__, { } },				\

	}



#define PINCTRL_PIN_GROUP(name, id)			\

	{						\

		name,					\

		id##_pins,				\

		ARRAY_SIZE(id##_pins),			\

		id##_funcs,				\

	}



int mtk_paris_pinctrl_probe(struct platform_device *pdev,

			    const struct mtk_pin_soc *soc);



#endif /* __PINCTRL_PARIS_H */