1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h
index 0d515ee1c247..ebead1c401aa 100644
--- a/include/linux/mfd/wm831x/core.h
+++ b/include/linux/mfd/wm831x/core.h
@@ -237,6 +237,7 @@
 struct regulator_dev;
 
 #define WM831X_NUM_IRQ_REGS 5
+#define WM831X_NUM_GPIO_REGS 16
 
 enum wm831x_parent {
         WM8310 = 0x8310,
@@ -272,6 +273,9 @@ struct wm831x {
 
         int num_gpio;
 
+        /* Used by the interrupt controller code to post writes */
+        int gpio_update[WM831X_NUM_GPIO_REGS];
+
         struct mutex auxadc_lock;
         struct completion auxadc_done;