diff --git a/[refs] b/[refs]
index 8d1a6371f541..412b9e3deeb2 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e5c14ce118ab6a96afb2af5c4ec9727b03ab1936
+refs/heads/master: 9a936a2e0526089194159eae31238e36b1c19e74
diff --git a/trunk/arch/powerpc/kernel/cpu_setup_power4.S b/trunk/arch/powerpc/kernel/cpu_setup_power4.S
index f69af2c5d7b3..76e97aa71c45 100644
--- a/trunk/arch/powerpc/kernel/cpu_setup_power4.S
+++ b/trunk/arch/powerpc/kernel/cpu_setup_power4.S
@@ -76,6 +76,8 @@ _GLOBAL(__setup_cpu_ppc970)
 	mfspr	r0,SPRN_HID0
 	li	r11,5			/* clear DOZE and SLEEP */
 	rldimi	r0,r11,52,8		/* set NAP and DPM */
+	li	r11,0
+	rldimi	r0,r11,32,31		/* clear EN_ATTN */
 	mtspr	SPRN_HID0,r0
 	mfspr	r0,SPRN_HID0
 	mfspr	r0,SPRN_HID0