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/spinlock.h> 15 #include <linux/types.h> 16 17 #include "sh_pfc.h" 18 19 struct sh_pfc_window { 20 phys_addr_t phys; 21 void __iomem *virt; 22 unsigned long size; 23 }; 24 25 struct sh_pfc_chip; 26 struct sh_pfc_pinctrl; 27 28 struct sh_pfc_pin_range { 29 u16 start; 30 u16 end; 31 }; 32 33 struct sh_pfc { 34 struct device *dev; 35 const struct sh_pfc_soc_info *info; 36 spinlock_t lock; 37 38 unsigned int num_windows; 39 struct sh_pfc_window *windows; 40 unsigned int num_irqs; 41 unsigned int *irqs; 42 43 struct sh_pfc_pin_range *ranges; 44 unsigned int nr_ranges; 45 46 unsigned int nr_gpio_pins; 47 48 struct sh_pfc_chip *gpio; 49 struct sh_pfc_chip *func; 50 51 struct sh_pfc_pinctrl *pinctrl; 52 }; 53 54 int sh_pfc_register_gpiochip(struct sh_pfc *pfc); 55 int sh_pfc_unregister_gpiochip(struct sh_pfc *pfc); 56 57 int sh_pfc_register_pinctrl(struct sh_pfc *pfc); 58 int sh_pfc_unregister_pinctrl(struct sh_pfc *pfc); 59 60 unsigned long sh_pfc_read_raw_reg(void __iomem *mapped_reg, 61 unsigned long reg_width); 62 void sh_pfc_write_raw_reg(void __iomem *mapped_reg, unsigned long reg_width, 63 unsigned long data); 64 65 int sh_pfc_get_pin_index(struct sh_pfc *pfc, unsigned int pin); 66 int sh_pfc_config_mux(struct sh_pfc *pfc, unsigned mark, int pinmux_type); 67 68 extern const struct sh_pfc_soc_info r8a73a4_pinmux_info; 69 extern const struct sh_pfc_soc_info r8a7740_pinmux_info; 70 extern const struct sh_pfc_soc_info r8a7778_pinmux_info; 71 extern const struct sh_pfc_soc_info r8a7779_pinmux_info; 72 extern const struct sh_pfc_soc_info r8a7790_pinmux_info; 73 extern const struct sh_pfc_soc_info r8a7791_pinmux_info; 74 extern const struct sh_pfc_soc_info sh7203_pinmux_info; 75 extern const struct sh_pfc_soc_info sh7264_pinmux_info; 76 extern const struct sh_pfc_soc_info sh7269_pinmux_info; 77 extern const struct sh_pfc_soc_info sh7372_pinmux_info; 78 extern const struct sh_pfc_soc_info sh73a0_pinmux_info; 79 extern const struct sh_pfc_soc_info sh7720_pinmux_info; 80 extern const struct sh_pfc_soc_info sh7722_pinmux_info; 81 extern const struct sh_pfc_soc_info sh7723_pinmux_info; 82 extern const struct sh_pfc_soc_info sh7724_pinmux_info; 83 extern const struct sh_pfc_soc_info sh7734_pinmux_info; 84 extern const struct sh_pfc_soc_info sh7757_pinmux_info; 85 extern const struct sh_pfc_soc_info sh7785_pinmux_info; 86 extern const struct sh_pfc_soc_info sh7786_pinmux_info; 87 extern const struct sh_pfc_soc_info shx3_pinmux_info; 88 89 #endif /* __SH_PFC_CORE_H__ */ 90