* [U-Boot] [PATCH] powerpc: mpc85xx: Improve Work-around for Erratum A005125
@ 2018-04-23 4:27 Takuma Ueba
2018-05-09 18:15 ` [U-Boot] " York Sun
0 siblings, 1 reply; 2+ messages in thread
From: Takuma Ueba @ 2018-04-23 4:27 UTC (permalink / raw)
To: u-boot
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 at h /* enable machine check */
#ifndef CONFIG_E500MC
--
2.14.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [U-Boot] powerpc: mpc85xx: Improve Work-around for Erratum A005125
2018-04-23 4:27 [U-Boot] [PATCH] powerpc: mpc85xx: Improve Work-around for Erratum A005125 Takuma Ueba
@ 2018-05-09 18:15 ` York Sun
0 siblings, 0 replies; 2+ messages in thread
From: York Sun @ 2018-05-09 18:15 UTC (permalink / raw)
To: u-boot
On 04/22/2018 11:27 PM, Takuma Ueba wrote:
> 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>
> ---
Applied to fsl-qoriq master, awaiting upstream.
Thanks.
York
^ permalink raw reply [flat|nested] 2+ messages in thread
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2018-04-23 4:27 [U-Boot] [PATCH] powerpc: mpc85xx: Improve Work-around for Erratum A005125 Takuma Ueba
2018-05-09 18:15 ` [U-Boot] " York Sun
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