diff --git a/include/linux/mfd/arizona/pdata.h b/include/linux/mfd/arizona/pdata.h
index 48fe31356605..1789cb0f4f17 100644
--- a/include/linux/mfd/arizona/pdata.h
+++ b/include/linux/mfd/arizona/pdata.h
@@ -94,7 +94,7 @@ struct arizona_pdata {
 	int gpio_base;
 
 	/** Pin state for GPIO pins */
-	int gpio_defaults[ARIZONA_MAX_GPIO];
+	unsigned int gpio_defaults[ARIZONA_MAX_GPIO];
 
 	/**
 	 * Maximum number of channels clocks will be generated for,