From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takuma Ueba Date: Mon, 23 Apr 2018 14:28:52 +0900 Subject: [U-Boot] [PATCH] powerpc: mpc85xx: Improve Work-around for Erratum A005125 Message-ID: <20180423052852.1767-1-ueba.takuma@jp.fujitsu.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de powerpc/mpc85xx: Work-around for Erratum A005125 must be applied to all cores. Signed-off-by: Yoshihisa Morizumi Signed-off-by: Takuma Ueba --- 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 at h /* enable machine check */ #ifndef CONFIG_E500MC -- 2.14.1