diff --git a/[refs] b/[refs]
index 4361c796c01c..c2ab80ad537a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 40847993d881050cbfa7184db33603165ba84fa1
+refs/heads/master: 9629095761b64636356c132f0228ed780ebb97e8
diff --git a/trunk/arch/powerpc/platforms/52xx/mpc52xx_common.c b/trunk/arch/powerpc/platforms/52xx/mpc52xx_common.c
index 044b4e6e8743..ae7c34f37e1c 100644
--- a/trunk/arch/powerpc/platforms/52xx/mpc52xx_common.c
+++ b/trunk/arch/powerpc/platforms/52xx/mpc52xx_common.c
@@ -99,11 +99,14 @@ mpc5200_setup_xlb_arbiter(void)
 	out_be32(&xlb->master_pri_enable, 0xff);
 	out_be32(&xlb->master_priority, 0x11111111);
 
-	/* Disable XLB pipelining
+	/*
+	 * Disable XLB pipelining
 	 * (cfr errate 292. We could do this only just before ATA PIO
 	 *  transaction and re-enable it afterwards ...)
+	 * Not needed on MPC5200B.
 	 */
-	out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_PLDIS);
+	if ((mfspr(SPRN_SVR) & MPC5200_SVR_MASK) == MPC5200_SVR)
+		out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_PLDIS);
 
 	iounmap(xlb);
 }