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powerpc: mpc85xx: Improve Work-around for Erratum A005125

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Work-around for Erratum A005125 must be applied to all cores.

Signed-off-by: Yoshihisa Morizumi <yoshi.morizumi@jp.fujitsu.com>
Signed-off-by: Takuma Ueba <ueba.takuma@jp.fujitsu.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Takuma Ueba
2018-04-23 13:27:33 +09:00
committed by York Sun
parent 7d3a532d5d
commit 6a265aba30
1 changed files with 7 additions and 0 deletions
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7
arch/powerpc/cpu/mpc85xx/release.S
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@@ -26,6 +26,13 @@
.globl __secondary_start_page .globl __secondary_start_page
.align 12 .align 12
__secondary_start_page: __secondary_start_page:
#ifdef CONFIG_SYS_FSL_ERRATUM_A005125
msync
isync
mfspr r3, SPRN_HDBCR0
oris r3, r3, 0x0080
mtspr SPRN_HDBCR0, r3
#endif
/* First do some preliminary setup */ /* First do some preliminary setup */
lis r3, HID0_EMCP@h /* enable machine check */ lis r3, HID0_EMCP@h /* enable machine check */
#ifndef CONFIG_E500MC #ifndef CONFIG_E500MC