[linux-2.6-block.git] / drivers / pinctrl / pinctrl-mcp23s08.h

/* SPDX-License-Identifier: GPL-2.0-only */
/* MCP23S08 SPI/I2C GPIO driver */

#include <linux/gpio/driver.h>
#include <linux/irq.h>
#include <linux/mutex.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/types.h>

/*
 * MCP types supported by driver
 */
#define MCP_TYPE_S08	1
#define MCP_TYPE_S17	2
#define MCP_TYPE_008	3
#define MCP_TYPE_017	4
#define MCP_TYPE_S18	5
#define MCP_TYPE_018	6

struct device;
struct regmap;

struct pinctrl_dev;

struct mcp23s08 {
	u8			addr;
	bool			irq_active_high;
	bool			reg_shift;

	u16			irq_rise;
	u16			irq_fall;
	int			irq;
	bool			irq_controller;
	int			cached_gpio;
	/* lock protects regmap access with bypass/cache flags */
	struct mutex		lock;

	struct gpio_chip	chip;

	struct regmap		*regmap;
	struct device		*dev;

	struct pinctrl_dev	*pctldev;
	struct pinctrl_desc	pinctrl_desc;
	struct gpio_desc        *reset_gpio;
};

extern const struct regmap_config mcp23x08_regmap;
extern const struct regmap_config mcp23x17_regmap;

int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev,
		       unsigned int addr, unsigned int type, unsigned int base);
Commit	Line	Data
0f04a817 AS	1	/* SPDX-License-Identifier: GPL-2.0-only */
	2	/* MCP23S08 SPI/I2C GPIO driver */
	3
	4	#include <linux/gpio/driver.h>
	5	#include <linux/irq.h>
	6	#include <linux/mutex.h>
	7	#include <linux/pinctrl/pinctrl.h>
	8	#include <linux/types.h>
	9
	10	/*
	11	* MCP types supported by driver
	12	*/
	13	#define MCP_TYPE_S08 1
	14	#define MCP_TYPE_S17 2
	15	#define MCP_TYPE_008 3
	16	#define MCP_TYPE_017 4
	17	#define MCP_TYPE_S18 5
	18	#define MCP_TYPE_018 6
	19
	20	struct device;
	21	struct regmap;
	22
	23	struct pinctrl_dev;
	24
	25	struct mcp23s08 {
	26	u8 addr;
	27	bool irq_active_high;
	28	bool reg_shift;
	29
	30	u16 irq_rise;
	31	u16 irq_fall;
	32	int irq;
	33	bool irq_controller;
	34	int cached_gpio;
	35	/* lock protects regmap access with bypass/cache flags */
	36	struct mutex lock;
	37
	38	struct gpio_chip chip;
0f04a817 AS	39
	40	struct regmap *regmap;
	41	struct device *dev;
	42
	43	struct pinctrl_dev *pctldev;
	44	struct pinctrl_desc pinctrl_desc;
4e73bfa3	45	struct gpio_desc *reset_gpio;
0f04a817 AS	46	};
	47
	48	extern const struct regmap_config mcp23x08_regmap;
	49	extern const struct regmap_config mcp23x17_regmap;
	50
	51	int mcp23s08_probe_one(struct mcp23s08 mcp, struct device dev,
	52	unsigned int addr, unsigned int type, unsigned int base);