ubuntu-linux-kernel/drivers/pinctrl/sh-pfc/core.h

40 lines
1.1 KiB
C

/*
* SuperH Pin Function Controller support.
*
* Copyright (C) 2012 Renesas Solutions Corp.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef __SH_PFC_CORE_H__
#define __SH_PFC_CORE_H__
#include <linux/types.h>
#include "sh_pfc.h"
struct sh_pfc_pin_range {
u16 start;
u16 end;
};
int sh_pfc_register_gpiochip(struct sh_pfc *pfc);
int sh_pfc_register_pinctrl(struct sh_pfc *pfc);
u32 sh_pfc_read_raw_reg(void __iomem *mapped_reg, unsigned int reg_width);
void sh_pfc_write_raw_reg(void __iomem *mapped_reg, unsigned int reg_width,
u32 data);
u32 sh_pfc_read(struct sh_pfc *pfc, u32 reg);
void sh_pfc_write(struct sh_pfc *pfc, u32 reg, u32 data);
int sh_pfc_get_pin_index(struct sh_pfc *pfc, unsigned int pin);
int sh_pfc_config_mux(struct sh_pfc *pfc, unsigned mark, int pinmux_type);
const struct pinmux_bias_reg *
sh_pfc_pin_to_bias_reg(const struct sh_pfc *pfc, unsigned int pin,
unsigned int *bit);
#endif /* __SH_PFC_CORE_H__ */