drivers/pinctrl/renesas/core.h

   1 /* SPDX-License-Identifier: GPL-2.0
   2  *
   3  * SuperH Pin Function Controller support.
   4  *
   5  * Copyright (C) 2012  Renesas Solutions Corp.
   6  */
   7 #ifndef __SH_PFC_CORE_H__
   8 #define __SH_PFC_CORE_H__
   9
  10 #include <linux/types.h>
  11
  12 #include "sh_pfc.h"
  13
  14 struct sh_pfc_pin_range {
  15         u16 start;
  16         u16 end;
  17 };
  18
  19 int sh_pfc_register_gpiochip(struct sh_pfc *pfc);
  20
  21 int sh_pfc_register_pinctrl(struct sh_pfc *pfc);
  22
  23 u32 sh_pfc_read_raw_reg(void __iomem *mapped_reg, unsigned int reg_width);
  24 void sh_pfc_write_raw_reg(void __iomem *mapped_reg, unsigned int reg_width,
  25                           u32 data);
  26 u32 sh_pfc_read(struct sh_pfc *pfc, u32 reg);
  27 void sh_pfc_write(struct sh_pfc *pfc, u32 reg, u32 data);
  28
  29 int sh_pfc_get_pin_index(struct sh_pfc *pfc, unsigned int pin);
  30 int sh_pfc_config_mux(struct sh_pfc *pfc, unsigned mark, int pinmux_type);
  31
  32 const struct pinmux_bias_reg *
  33 sh_pfc_pin_to_bias_reg(const struct sh_pfc *pfc, unsigned int pin,
  34                        unsigned int *bit);
  35
  36 unsigned int rcar_pinmux_get_bias(struct sh_pfc *pfc, unsigned int pin);
  37 void rcar_pinmux_set_bias(struct sh_pfc *pfc, unsigned int pin,
  38                           unsigned int bias);
  39
  40 #endif /* __SH_PFC_CORE_H__ */