/* 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 */