LXR linux/drivers/pinctrl/sh-pfc/core.h

   1/*
   2 * SuperH Pin Function Controller support.
   3 *
   4 * Copyright (C) 2012  Renesas Solutions Corp.
   5 *
   6 * This file is subject to the terms and conditions of the GNU General Public
   7 * License.  See the file "COPYING" in the main directory of this archive
   8 * for more details.
   9 */
  10#ifndef __SH_PFC_CORE_H__
  11#define __SH_PFC_CORE_H__
  12
  13#include <linux/compiler.h>
  14#include <linux/types.h>
  15
  16#include "sh_pfc.h"
  17
  18struct sh_pfc_window {
  19        phys_addr_t phys;
  20        void __iomem *virt;
  21        unsigned long size;
  22};
  23
  24struct sh_pfc_chip;
  25struct sh_pfc_pinctrl;
  26
  27struct sh_pfc {
  28        struct device *dev;
  29        const struct sh_pfc_soc_info *info;
  30        spinlock_t lock;
  31
  32        unsigned int num_windows;
  33        struct sh_pfc_window *window;
  34
  35        unsigned int nr_pins;
  36
  37        struct sh_pfc_chip *gpio;
  38        struct sh_pfc_chip *func;
  39
  40        struct sh_pfc_pinctrl *pinctrl;
  41};
  42
  43int sh_pfc_register_gpiochip(struct sh_pfc *pfc);
  44int sh_pfc_unregister_gpiochip(struct sh_pfc *pfc);
  45
  46int sh_pfc_register_pinctrl(struct sh_pfc *pfc);
  47int sh_pfc_unregister_pinctrl(struct sh_pfc *pfc);
  48
  49unsigned long sh_pfc_read_raw_reg(void __iomem *mapped_reg,
  50                                  unsigned long reg_width);
  51void sh_pfc_write_raw_reg(void __iomem *mapped_reg, unsigned long reg_width,
  52                          unsigned long data);
  53
  54int sh_pfc_get_pin_index(struct sh_pfc *pfc, unsigned int pin);
  55int sh_pfc_config_mux(struct sh_pfc *pfc, unsigned mark, int pinmux_type);
  56
  57extern const struct sh_pfc_soc_info r8a73a4_pinmux_info;
  58extern const struct sh_pfc_soc_info r8a7740_pinmux_info;
  59extern const struct sh_pfc_soc_info r8a7779_pinmux_info;
  60extern const struct sh_pfc_soc_info sh7203_pinmux_info;
  61extern const struct sh_pfc_soc_info sh7264_pinmux_info;
  62extern const struct sh_pfc_soc_info sh7269_pinmux_info;
  63extern const struct sh_pfc_soc_info sh7372_pinmux_info;
  64extern const struct sh_pfc_soc_info sh73a0_pinmux_info;
  65extern const struct sh_pfc_soc_info sh7720_pinmux_info;
  66extern const struct sh_pfc_soc_info sh7722_pinmux_info;
  67extern const struct sh_pfc_soc_info sh7723_pinmux_info;
  68extern const struct sh_pfc_soc_info sh7724_pinmux_info;
  69extern const struct sh_pfc_soc_info sh7734_pinmux_info;
  70extern const struct sh_pfc_soc_info sh7757_pinmux_info;
  71extern const struct sh_pfc_soc_info sh7785_pinmux_info;
  72extern const struct sh_pfc_soc_info sh7786_pinmux_info;
  73extern const struct sh_pfc_soc_info shx3_pinmux_info;
  74
  75#endif /* __SH_PFC_CORE_H__ */
  76