diff options
| 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 | |
| parent | MIPS: TXx9: Cache fixup (diff) | |
| download | linux-dev-c7b95bcb38ea492fd025008ef99501a2b90aa237.tar.xz linux-dev-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')
| -rw-r--r-- | arch/mips/txx9/generic/setup.c | 11 | ||||
| -rw-r--r-- | arch/mips/txx9/generic/setup_tx3927.c | 5 |
2 files changed, 11 insertions, 5 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, " "); diff --git a/arch/mips/txx9/generic/setup_tx3927.c b/arch/mips/txx9/generic/setup_tx3927.c index 4bc2f859379d..06c492576078 100644 --- a/arch/mips/txx9/generic/setup_tx3927.c +++ b/arch/mips/txx9/generic/setup_tx3927.c @@ -32,11 +32,6 @@ void __init tx3927_setup(void) int i; unsigned int conf; - /* don't enable - see errata */ - txx9_ccfg_toeon = 0; - if (strstr(prom_getcmdline(), "toeon") != NULL) - txx9_ccfg_toeon = 1; - txx9_reg_res_init(TX3927_REV_PCODE(), TX3927_REG_BASE, TX3927_REG_SIZE); |