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
19struct sh_pfc_window {
20	phys_addr_t phys;
21	void __iomem *virt;
22	unsigned long size;
23};
24
25struct sh_pfc_chip;
26struct sh_pfc_pinctrl;
27
28struct sh_pfc_pin_range {
29	u16 start;
30	u16 end;
31};
32
33struct 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
54int sh_pfc_register_gpiochip(struct sh_pfc *pfc);
55int sh_pfc_unregister_gpiochip(struct sh_pfc *pfc);
56
57int sh_pfc_register_pinctrl(struct sh_pfc *pfc);
58int sh_pfc_unregister_pinctrl(struct sh_pfc *pfc);
59
60u32 sh_pfc_read_raw_reg(void __iomem *mapped_reg, unsigned int reg_width);
61void sh_pfc_write_raw_reg(void __iomem *mapped_reg, unsigned int reg_width,
62			  u32 data);
63
64int sh_pfc_get_pin_index(struct sh_pfc *pfc, unsigned int pin);
65int sh_pfc_config_mux(struct sh_pfc *pfc, unsigned mark, int pinmux_type);
66
67extern const struct sh_pfc_soc_info emev2_pinmux_info;
68extern const struct sh_pfc_soc_info r8a73a4_pinmux_info;
69extern const struct sh_pfc_soc_info r8a7740_pinmux_info;
70extern const struct sh_pfc_soc_info r8a7778_pinmux_info;
71extern const struct sh_pfc_soc_info r8a7779_pinmux_info;
72extern const struct sh_pfc_soc_info r8a7790_pinmux_info;
73extern const struct sh_pfc_soc_info r8a7791_pinmux_info;
74extern const struct sh_pfc_soc_info sh7203_pinmux_info;
75extern const struct sh_pfc_soc_info sh7264_pinmux_info;
76extern const struct sh_pfc_soc_info sh7269_pinmux_info;
77extern const struct sh_pfc_soc_info sh73a0_pinmux_info;
78extern const struct sh_pfc_soc_info sh7720_pinmux_info;
79extern const struct sh_pfc_soc_info sh7722_pinmux_info;
80extern const struct sh_pfc_soc_info sh7723_pinmux_info;
81extern const struct sh_pfc_soc_info sh7724_pinmux_info;
82extern const struct sh_pfc_soc_info sh7734_pinmux_info;
83extern const struct sh_pfc_soc_info sh7757_pinmux_info;
84extern const struct sh_pfc_soc_info sh7785_pinmux_info;
85extern const struct sh_pfc_soc_info sh7786_pinmux_info;
86extern const struct sh_pfc_soc_info shx3_pinmux_info;
87
88#endif /* __SH_PFC_CORE_H__ */
89