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
  18 struct sh_pfc_window {
  19         phys_addr_t phys;
  20         void __iomem *virt;
  21         unsigned long size;
  22 };
  23
  24 struct sh_pfc_chip;
  25 struct sh_pfc_pinctrl;
  26
  27 struct sh_pfc {
  28         struct device *dev;
  29         struct sh_pfc_soc_info *info;
  30         spinlock_t lock;
  31
  32         unsigned int num_windows;
  33         struct sh_pfc_window *window;
  34
  35         struct sh_pfc_chip *gpio;
  36         struct sh_pfc_pinctrl *pinctrl;
  37 };
  38
  39 int sh_pfc_register_gpiochip(struct sh_pfc *pfc);
  40 int sh_pfc_unregister_gpiochip(struct sh_pfc *pfc);
  41
  42 int sh_pfc_register_pinctrl(struct sh_pfc *pfc);
  43 int sh_pfc_unregister_pinctrl(struct sh_pfc *pfc);
  44
  45 int sh_pfc_read_bit(struct pinmux_data_reg *dr, unsigned long in_pos);
  46 void sh_pfc_write_bit(struct pinmux_data_reg *dr, unsigned long in_pos,
  47                       unsigned long value);
  48 int sh_pfc_get_data_reg(struct sh_pfc *pfc, unsigned gpio,
  49                         struct pinmux_data_reg **drp, int *bitp);
  50 int sh_pfc_gpio_to_enum(struct sh_pfc *pfc, unsigned gpio, int pos,
  51                         pinmux_enum_t *enum_idp);
  52 int sh_pfc_config_gpio(struct sh_pfc *pfc, unsigned gpio, int pinmux_type,
  53                        int cfg_mode);
  54
  55 extern struct sh_pfc_soc_info r8a7740_pinmux_info;
  56 extern struct sh_pfc_soc_info r8a7779_pinmux_info;
  57 extern struct sh_pfc_soc_info sh7203_pinmux_info;
  58 extern struct sh_pfc_soc_info sh7264_pinmux_info;
  59 extern struct sh_pfc_soc_info sh7269_pinmux_info;
  60 extern struct sh_pfc_soc_info sh7372_pinmux_info;
  61 extern struct sh_pfc_soc_info sh73a0_pinmux_info;
  62 extern struct sh_pfc_soc_info sh7720_pinmux_info;
  63 extern struct sh_pfc_soc_info sh7722_pinmux_info;
  64 extern struct sh_pfc_soc_info sh7723_pinmux_info;
  65 extern struct sh_pfc_soc_info sh7724_pinmux_info;
  66 extern struct sh_pfc_soc_info sh7734_pinmux_info;
  67 extern struct sh_pfc_soc_info sh7757_pinmux_info;
  68 extern struct sh_pfc_soc_info sh7785_pinmux_info;
  69 extern struct sh_pfc_soc_info sh7786_pinmux_info;
  70 extern struct sh_pfc_soc_info shx3_pinmux_info;
  71
  72 #endif /* __SH_PFC_CORE_H__ */