19 lines
458 B
C
19 lines
458 B
C
|
/* platform data for the PCA9539 16-bit I/O expander driver */
|
||
|
|
|
||
|
|
struct pca9539_platform_data {
|
||
|
|
/* number of the first GPIO */
|
||
|
|
unsigned gpio_base;
|
||
|
|
|
||
|
|
/* initial polarity inversion setting */
|
||
|
|
uint16_t invert;
|
||
|
|
|
||
|
|
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);
|
||
|
|
};
|