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authorKumar Gala <galak@kernel.crashing.org>2011-01-13 01:56:18 -0600
committerKumar Gala <galak@kernel.crashing.org>2011-01-14 01:32:22 -0600
commit868da5936e40b8685c813c1eb31eed629eaae295 (patch)
treefb0117876a75d0fa775e129d66366f20bf6a5915 /arch/powerpc/include
parent1d2c2a62e328db22c38e3dfb3c0a8a373333471b (diff)
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powerpc/85xx: Add the workaround for erratum CPC-A003 (enable on P4080)
CoreNet Platform Cache single-bit data error scrubbing will cause data corruption. Disable the feature to workaround the issue. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r--arch/powerpc/include/asm/immap_85xx.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h
index 6b19ee8..b96dec7 100644
--- a/arch/powerpc/include/asm/immap_85xx.h
+++ b/arch/powerpc/include/asm/immap_85xx.h
@@ -1620,6 +1620,7 @@ typedef struct cpc_corenet {
#define CPC_ERRDIS_TMHITDIS 0x00000080 /* multi-way hit disable */
#define CPC_HDBCR0_CDQ_SPEC_DIS 0x08000000
#define CPC_HDBCR0_TAG_ECC_SCRUB_DIS 0x01000000
+#define CPC_HDBCR0_DATA_ECC_SCRUB_DIS 0x00400000
#endif /* CONFIG_SYS_FSL_CPC */
/* Global Utilities Block */