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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-15 10:36:54 +1000 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-15 10:36:54 +1000 |
commit | 7dafd239ab522d38979ebe44d79aa68ad7b1a383 (patch) | |
tree | 04754a0c6495e57c1fe5f417fbfc99272d353c0e /arch/blackfin/mach-common/arch_checks.c | |
parent | bc47ab0241c7c86da4f5e5f82fbca7d45387c18d (diff) | |
parent | 45e3e1935e2857c54783291107d33323b3ef33c8 (diff) |
Merge commit 'origin/master' into next
Diffstat (limited to 'arch/blackfin/mach-common/arch_checks.c')
-rw-r--r-- | arch/blackfin/mach-common/arch_checks.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c index 80d39b2f9db..da93d920716 100644 --- a/arch/blackfin/mach-common/arch_checks.c +++ b/arch/blackfin/mach-common/arch_checks.c @@ -71,3 +71,10 @@ #if ANOMALY_05000448 # error You are using a part with anomaly 05000448, this issue causes random memory read/write failures - that means random crashes. #endif + +/* if 220 exists, can not set External Memory WB and L2 not_cached, either External Memory not_cached and L2 WB */ +#if ANOMALY_05000220 && \ + ((defined(CONFIG_BFIN_WB) && defined(CONFIG_BFIN_L2_NOT_CACHED)) || \ + (!defined(CONFIG_BFIN_DCACHE) && defined(CONFIG_BFIN_L2_WB))) +# error You are exposing Anomaly 220 in this config, either config L2 as Write Through, or make External Memory WB. +#endif |