powerpc/85xx: don't touch MAS7 on e500v1 when relocating CCSR
The CCSR relocation code in start.S writes to MAS7 on all e500 parts, but
that register does not exist on e500v1.
Signed-off-by: Timur Tabi <timur@freescale.com>
diff --git a/arch/powerpc/cpu/mpc85xx/start.S b/arch/powerpc/cpu/mpc85xx/start.S
index 7bfa2d5..8e99ef6 100644
--- a/arch/powerpc/cpu/mpc85xx/start.S
+++ b/arch/powerpc/cpu/mpc85xx/start.S
@@ -443,13 +443,15 @@
ori r2, r2, FSL_BOOKE_MAS2(CONFIG_SYS_CCSRBAR, (MAS2_I|MAS2_G))@l
lis r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_PHYS_LOW, 0, (MAS3_SW|MAS3_SR))@h
ori r3, r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_PHYS_LOW, 0, (MAS3_SW|MAS3_SR))@l
+#ifdef CONFIG_ENABLE_36BIT_PHYS
lis r7, CONFIG_SYS_CCSRBAR_PHYS_HIGH@h
ori r7, r7, CONFIG_SYS_CCSRBAR_PHYS_HIGH@l
+ mtspr MAS7, r7
+#endif
mtspr MAS0, r0
mtspr MAS1, r1
mtspr MAS2, r2
mtspr MAS3, r3
- mtspr MAS7, r7
isync
msync
tlbwe
@@ -465,12 +467,14 @@
ori r2, r2, FSL_BOOKE_MAS2(CONFIG_SYS_CCSRBAR + 0x1000, (MAS2_I|MAS2_G))@l
lis r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_DEFAULT, 0, (MAS3_SW|MAS3_SR))@h
ori r3, r3, FSL_BOOKE_MAS3(CONFIG_SYS_CCSRBAR_DEFAULT, 0, (MAS3_SW|MAS3_SR))@l
+#ifdef CONFIG_ENABLE_36BIT_PHYS
li r7, 0 /* The default CCSR address is always a 32-bit number */
+ mtspr MAS7, r7
+#endif
mtspr MAS0, r0
/* MAS1 is the same as above */
mtspr MAS2, r2
mtspr MAS3, r3
- mtspr MAS7, r7
isync
msync
tlbwe