1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/wm97xx.h b/include/linux/wm97xx.h
index 6f69968eab24..0c9878123d5f 100644
--- a/include/linux/wm97xx.h
+++ b/include/linux/wm97xx.h
@@ -16,6 +16,12 @@
 #include <linux/platform_device.h>
 
 /*
+ * WM97xx variants
+ */
+#define WM97xx_GENERIC                  0x0000
+#define WM97xx_WM1613                   0x1613
+
+/*
  * WM97xx AC97 Touchscreen registers
  */
 #define AC97_WM97XX_DIGITISER1          0x76
@@ -283,6 +289,7 @@ struct wm97xx {
         unsigned pen_is_down:1;         /* Pen is down */
         unsigned aux_waiting:1;         /* aux measurement waiting */
         unsigned pen_probably_down:1;   /* used in polling mode */
+        u16 variant;                    /* WM97xx chip variant */
         u16 suspend_mode;               /* PRP in suspend mode */
 };