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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_PCA953X_H
#define _LINUX_PCA953X_H
#include <linux/types.h>
#include <linux/i2c.h>
/* platform data for the PCA9539 16-bit I/O expander driver */
struct pca953x_platform_data {
/* number of the first GPIO */
unsigned gpio_base;
/* initial polarity inversion setting */
u32 invert;
/* interrupt base */
int irq_base;
void *context; /* param to setup/teardown */
int (*setup)(struct i2c_client *client,
unsigned gpio, unsigned ngpio,
void *context);
int (*teardown)(struct i2c_client *client,
unsigned gpio, unsigned ngpio,
void *context);
const char *const *names;
};
#endif /* _LINUX_PCA953X_H */
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