linux/drivers/tty/serial/sc16is7xx.h
Hugo Villeneuve 48d4a801be serial: sc16is7xx: split into core and I2C/SPI parts (sc16is7xx_regcfg)
Since each I2C/SPI probe function can modify sc16is7xx_regcfg at the same
time, change structure to be constant and do the required modifications on
a local copy.

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Reviewed-by: Andy Shevchenko <andy@kernel.org>
Link: https://lore.kernel.org/r/20240409154253.3043822-6-hugo@hugovil.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-04-11 14:08:08 +02:00

42 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/* SC16IS7xx SPI/I2C tty serial driver */
#ifndef _SC16IS7XX_H_
#define _SC16IS7XX_H_
#include <linux/mod_devicetable.h>
#include <linux/regmap.h>
#include <linux/types.h>
#define SC16IS7XX_NAME "sc16is7xx"
#define SC16IS7XX_MAX_PORTS 2 /* Maximum number of UART ports per IC. */
struct device;
struct sc16is7xx_devtype {
char name[10];
int nr_gpio;
int nr_uart;
};
extern const struct regmap_config sc16is7xx_regcfg;
extern const struct of_device_id sc16is7xx_dt_ids[];
extern const struct sc16is7xx_devtype sc16is74x_devtype;
extern const struct sc16is7xx_devtype sc16is750_devtype;
extern const struct sc16is7xx_devtype sc16is752_devtype;
extern const struct sc16is7xx_devtype sc16is760_devtype;
extern const struct sc16is7xx_devtype sc16is762_devtype;
const char *sc16is7xx_regmap_name(u8 port_id);
unsigned int sc16is7xx_regmap_port_mask(unsigned int port_id);
int sc16is7xx_probe(struct device *dev, const struct sc16is7xx_devtype *devtype,
struct regmap *regmaps[], int irq);
void sc16is7xx_remove(struct device *dev);
#endif /* _SC16IS7XX_H_ */