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Diffstat (limited to 'include/linux/i2c/pca953x.h')
-rw-r--r--include/linux/i2c/pca953x.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/i2c/pca953x.h b/include/linux/i2c/pca953x.h
index 81736d6a8db..d5c5a60c8a0 100644
--- a/include/linux/i2c/pca953x.h
+++ b/include/linux/i2c/pca953x.h
@@ -1,3 +1,9 @@
+#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 {
@@ -7,6 +13,9 @@ struct pca953x_platform_data {
/* initial polarity inversion setting */
uint16_t invert;
+ /* interrupt base */
+ int irq_base;
+
void *context; /* param to setup/teardown */
int (*setup)(struct i2c_client *client,
@@ -17,3 +26,5 @@ struct pca953x_platform_data {
void *context);
char **names;
};
+
+#endif /* _LINUX_PCA953X_H */