diff --git a/include/linux/spi/wl12xx.h b/include/linux/spi/wl12xx.h
index aed64ed..a223ecb 100644
--- a/include/linux/spi/wl12xx.h
+++ b/include/linux/spi/wl12xx.h
@@ -26,6 +26,8 @@
 
 struct wl12xx_platform_data {
 	void (*set_power)(bool enable);
+	/* SDIO only: IRQ number if WLAN_IRQ line is used, 0 for SDIO IRQs */
+	int irq;
 	bool use_eeprom;
 };