diff options
-rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_common.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index 044b4e6e8743..ae7c34f37e1c 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c | |||
@@ -99,11 +99,14 @@ mpc5200_setup_xlb_arbiter(void) | |||
99 | out_be32(&xlb->master_pri_enable, 0xff); | 99 | out_be32(&xlb->master_pri_enable, 0xff); |
100 | out_be32(&xlb->master_priority, 0x11111111); | 100 | out_be32(&xlb->master_priority, 0x11111111); |
101 | 101 | ||
102 | /* Disable XLB pipelining | 102 | /* |
103 | * Disable XLB pipelining | ||
103 | * (cfr errate 292. We could do this only just before ATA PIO | 104 | * (cfr errate 292. We could do this only just before ATA PIO |
104 | * transaction and re-enable it afterwards ...) | 105 | * transaction and re-enable it afterwards ...) |
106 | * Not needed on MPC5200B. | ||
105 | */ | 107 | */ |
106 | out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_PLDIS); | 108 | if ((mfspr(SPRN_SVR) & MPC5200_SVR_MASK) == MPC5200_SVR) |
109 | out_be32(&xlb->config, in_be32(&xlb->config) | MPC52xx_XLB_CFG_PLDIS); | ||
107 | 110 | ||
108 | iounmap(xlb); | 111 | iounmap(xlb); |
109 | } | 112 | } |