29699f8dc5a479a2893baf2be374921fcfe58264
1 #ifndef _LINUX_PCA953X_H
2 #define _LINUX_PCA953X_H
4 #include <linux/types.h>
7 /* platform data for the PCA9539 16-bit I/O expander driver */
9 struct pca953x_platform_data
{
10 /* number of the first GPIO */
13 /* initial polarity inversion setting */
16 void *context
; /* param to setup/teardown */
18 int (*setup
)(struct i2c_client
*client
,
19 unsigned gpio
, unsigned ngpio
,
21 int (*teardown
)(struct i2c_client
*client
,
22 unsigned gpio
, unsigned ngpio
,
27 #endif /* _LINUX_PCA953X_H */
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