text: /*
   * 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/compiler.h>
  #include <linux/spinlock.h>
  #include <linux/types.h>
  
  #include "sh_pfc.h"
  
  struct sh_pfc_window {
  	phys_addr_t phys;
  	void __iomem *virt;
  	unsigned long size;
  };
  
  struct sh_pfc_chip;
  struct sh_pfc_pinctrl;
  
  struct sh_pfc_pin_range {
  	u16 start;
  	u16 end;
  };
  
  struct sh_pfc {
  	struct device *dev;
  	const struct sh_pfc_soc_info *info;
  	void *soc_data;
  	spinlock_t lock;
  
  	unsigned int num_windows;
  	struct sh_pfc_window *windows;
  	unsigned int num_irqs;
  	unsigned int *irqs;
  
  	struct sh_pfc_pin_range *ranges;
  	unsigned int nr_ranges;
  
  	unsigned int nr_gpio_pins;
  
  	struct sh_pfc_chip *gpio;
  	struct sh_pfc_chip *func;
  
  	struct sh_pfc_pinctrl *pinctrl;
  };
  
  int sh_pfc_register_gpiochip(struct sh_pfc *pfc);
  int sh_pfc_unregister_gpiochip(struct sh_pfc *pfc);
  
  int sh_pfc_register_pinctrl(struct sh_pfc *pfc);
  int sh_pfc_unregister_pinctrl(struct sh_pfc *pfc);
  
  unsigned long sh_pfc_read_raw_reg(void __iomem *mapped_reg,
  				  unsigned long reg_width);
  void sh_pfc_write_raw_reg(void __iomem *mapped_reg, unsigned long reg_width,
  			  unsigned long 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);
  
  extern const struct sh_pfc_soc_info r8a73a4_pinmux_info;
  extern const struct sh_pfc_soc_info r8a7740_pinmux_info;
  extern const struct sh_pfc_soc_info r8a7778_pinmux_info;
  extern const struct sh_pfc_soc_info r8a7779_pinmux_info;
  extern const struct sh_pfc_soc_info r8a7790_pinmux_info;
  extern const struct sh_pfc_soc_info r8a7791_pinmux_info;
  extern const struct sh_pfc_soc_info sh7203_pinmux_info;
  extern const struct sh_pfc_soc_info sh7264_pinmux_info;
  extern const struct sh_pfc_soc_info sh7269_pinmux_info;
  extern const struct sh_pfc_soc_info sh7372_pinmux_info;
  extern const struct sh_pfc_soc_info sh73a0_pinmux_info;
  extern const struct sh_pfc_soc_info sh7720_pinmux_info;
  extern const struct sh_pfc_soc_info sh7722_pinmux_info;
  extern const struct sh_pfc_soc_info sh7723_pinmux_info;
  extern const struct sh_pfc_soc_info sh7724_pinmux_info;
  extern const struct sh_pfc_soc_info sh7734_pinmux_info;
  extern const struct sh_pfc_soc_info sh7757_pinmux_info;
  extern const struct sh_pfc_soc_info sh7785_pinmux_info;
  extern const struct sh_pfc_soc_info sh7786_pinmux_info;
  extern const struct sh_pfc_soc_info shx3_pinmux_info;
  
  #endif /* __SH_PFC_CORE_H__ */
  