Index: linux-2.6.39.4/drivers/net/wireless/wl12xx/sdio.c
===================================================================
--- linux-2.6.39.4.orig/drivers/net/wireless/wl12xx/sdio.c	2012-05-10 11:49:16.349486059 -0500
+++ linux-2.6.39.4/drivers/net/wireless/wl12xx/sdio.c	2012-05-10 16:36:15.009543390 -0500
@@ -241,7 +242,9 @@
 	wl->ref_clock = wlan_data->board_ref_clock;
 
 	ret = request_threaded_irq(wl->irq, wl1271_hardirq, wl1271_irq,
-				   IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
+// MTR: use rising edge interrupts, level doesn't work
+//				   IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
+				   IRQF_TRIGGER_RISING,
 				   DRIVER_NAME, wl);
 	if (ret < 0) {
 		wl1271_error("request_irq() failed: %d", ret);