u-boot/drivers/pinctrl/mtmips/pinctrl-mtmips-common.h
Weijie Gao 3fad441c54 pinctrl: add support for MediaTek MT7628
This patch adds pinctrl support for mt7628, with a file for common pinmux
functions and a file for mt7628 which has additional support for pinconf.

Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
2019-10-25 17:20:44 +02:00

53 lines
1.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2019 MediaTek Inc. All Rights Reserved.
*
* Author: Weijie Gao <weijie.gao@mediatek.com>
*/
#ifndef _PINCTRL_MTMIPS_COMMON_H_
#define _PINCTRL_MTMIPS_COMMON_H_
#include <common.h>
struct mtmips_pmx_func {
const char *name;
int value;
};
struct mtmips_pmx_group {
const char *name;
u32 reg;
u32 shift;
char mask;
int nfuncs;
const struct mtmips_pmx_func *funcs;
};
struct mtmips_pinctrl_priv {
void __iomem *base;
u32 ngroups;
const struct mtmips_pmx_group *groups;
u32 nfuncs;
const struct mtmips_pmx_func **funcs;
};
#define FUNC(name, value) { name, value }
#define GRP(_name, _funcs, _reg, _shift, _mask) \
{ .name = (_name), .reg = (_reg), .shift = (_shift), .mask = (_mask), \
.funcs = (_funcs), .nfuncs = ARRAY_SIZE(_funcs) }
int mtmips_get_functions_count(struct udevice *dev);
const char *mtmips_get_function_name(struct udevice *dev,
unsigned int selector);
int mtmips_pinmux_group_set(struct udevice *dev, unsigned int group_selector,
unsigned int func_selector);
int mtmips_pinctrl_probe(struct mtmips_pinctrl_priv *priv, u32 ngroups,
const struct mtmips_pmx_group *groups);
#endif /* _PINCTRL_MTMIPS_COMMON_H_ */