From: Li Yang <[email protected]>

The access to HID1 register is only legitimate for e500 v1/v2 cores.
Also fixes magic number.

Signed-off-by: Li Yang <[email protected]>
Signed-off-by: Shaohui Xie <[email protected]>
---
 arch/powerpc/sysdev/fsl_rio.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 4127636..dfff3b7 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -1537,9 +1537,12 @@ int fsl_rio_setup(struct platform_device *dev)
 #ifdef CONFIG_E500
        saved_mcheck_exception = ppc_md.machine_check_exception;
        ppc_md.machine_check_exception = fsl_rio_mcheck_exception;
-#endif
-       /* Ensure that RFXE is set */
-       mtspr(SPRN_HID1, (mfspr(SPRN_HID1) | 0x20000));
+
+#ifndef CONFIG_PPC_E500MC
+       /* Ensure that RFXE is set on e500 v1/v2 */
+       mtspr(SPRN_HID1, (mfspr(SPRN_HID1) | HID1_RFXE));
+#endif /* !PPC_E500MC */
+#endif /* E500 */
 
        return 0;
 err:
-- 
1.6.4


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