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| author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2008-08-19 22:55:10 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2008-10-11 16:18:42 +0100 |
| commit | c7b95bcb38ea492fd025008ef99501a2b90aa237 (patch) | |
| tree | a7865927d4745285038903a9e0f5507ccd38846d /arch/mips/txx9/generic/setup.c | |
| parent | d10e025f0e4ba4b96d7b5786d232ac5b0b232b11 (diff) | |
| download | blackbird-op-linux-c7b95bcb38ea492fd025008ef99501a2b90aa237.tar.gz blackbird-op-linux-c7b95bcb38ea492fd025008ef99501a2b90aa237.zip | |
MIPS: TXx9: Runtime configuration of timeout-error
Add kernel options to control bus timeout error.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/txx9/generic/setup.c')
| -rw-r--r-- | arch/mips/txx9/generic/setup.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c index fa88aefea9ef..fa45f174b0ee 100644 --- a/arch/mips/txx9/generic/setup.c +++ b/arch/mips/txx9/generic/setup.c @@ -68,7 +68,12 @@ unsigned int txx9_master_clock; unsigned int txx9_cpu_clock; unsigned int txx9_gbus_clock; +#ifdef CONFIG_CPU_TX39XX +/* don't enable by default - see errata */ +int txx9_ccfg_toeon __initdata; +#else int txx9_ccfg_toeon __initdata = 1; +#endif /* Minimum CLK support */ @@ -315,6 +320,12 @@ static void __init preprocess_cmdline(void) } else if (strcmp(str, "dcdisable") == 0) { txx9_dc_disable = 1; continue; + } else if (strcmp(str, "toeoff") == 0) { + txx9_ccfg_toeon = 0; + continue; + } else if (strcmp(str, "toeon") == 0) { + txx9_ccfg_toeon = 1; + continue; } if (arcs_cmdline[0]) strcat(arcs_cmdline, " "); |
