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authorKumar Gala <galak@kernel.crashing.org>2011-01-13 01:54:01 -0600
committerKumar Gala <galak@kernel.crashing.org>2011-01-14 01:32:22 -0600
commit1d2c2a62e328db22c38e3dfb3c0a8a373333471b (patch)
tree4c1654c9b72778d02b19cddb926c61fa2405e2c5 /arch/powerpc/include
parent7c57f3e85970819e72e45cdb89d6dfbb896d557b (diff)
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powerpc/85xx: Add the workaround for erratum CPC-A002 (enable on P4080)
CoreNet Platform Cache single-bit tag error scrubbing will cause tag 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.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h
index 30c64eb..6b19ee8 100644
--- a/arch/powerpc/include/asm/immap_85xx.h
+++ b/arch/powerpc/include/asm/immap_85xx.h
@@ -1,7 +1,7 @@
/*
* MPC85xx Internal Memory Map
*
- * Copyright 2007-2010 Freescale Semiconductor, Inc.
+ * Copyright 2007-2011 Freescale Semiconductor, Inc.
*
* Copyright(c) 2002,2003 Motorola Inc.
* Xianghua Xiao (x.xiao@motorola.com)
@@ -1619,6 +1619,7 @@ typedef struct cpc_corenet {
#define CPC_SRCR0_SRAMEN 0x00000001
#define CPC_ERRDIS_TMHITDIS 0x00000080 /* multi-way hit disable */
#define CPC_HDBCR0_CDQ_SPEC_DIS 0x08000000
+#define CPC_HDBCR0_TAG_ECC_SCRUB_DIS 0x01000000
#endif /* CONFIG_SYS_FSL_CPC */
/* Global Utilities Block */