powerpc/mpc85xx: 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 --- arch/powerpc/cpu/mpc85xx/release.S | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/arch/powerpc/cpu/mpc85xx/release.S b/arch/powerpc/cpu/mpc85xx/release.S index e1f12089c3..39e2119f34 100644 --- a/arch/powerpc/cpu/mpc85xx/release.S +++ b/arch/powerpc/cpu/mpc85xx/release.S @@ -27,6 +27,13 @@ .globl __secondary_start_page .align 12 __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 */ lis r3, HID0_EMCP@h /* enable machine check */ #ifndef CONFIG_E500MC