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| author | Vitaly Bordug <vbordug@ru.mvista.com> | 2005-12-01 00:51:15 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-12-01 15:48:56 -0800 |
| commit | 42ea0d037860690dde07a015d3473a17da35f74a (patch) | |
| tree | 02f10934ab3022259880f3118db2f60ce1c1fa38 /arch | |
| parent | 00c1bd54d8c7b6210530cdbb3508125a0bf4a32b (diff) | |
| download | linux-3.10-42ea0d037860690dde07a015d3473a17da35f74a.tar.gz linux-3.10-42ea0d037860690dde07a015d3473a17da35f74a.tar.bz2 linux-3.10-42ea0d037860690dde07a015d3473a17da35f74a.zip | |
[PATCH] ppc32: Fix incorrect PCI frequency value
The time to wait after deasserting PCI_RST has been counted with incorrect
value - this patch fixes the issue.
Signed-off-by: Vitaly Bordug <vbordug@ru.mvista.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ppc/syslib/m82xx_pci.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/ppc/syslib/m82xx_pci.c b/arch/ppc/syslib/m82xx_pci.c index 1d1c3956c1a..1941a8c7ca9 100644 --- a/arch/ppc/syslib/m82xx_pci.c +++ b/arch/ppc/syslib/m82xx_pci.c @@ -248,7 +248,8 @@ pq2ads_setup_pci(struct pci_controller *hose) pci_div = ( (sccr & SCCR_PCI_MODCK) ? 2 : 1) * ( ( (sccr & SCCR_PCIDF_MSK) >> SCCR_PCIDF_SHIFT) + 1); freq = (uint)((2*binfo->bi_cpmfreq)/(pci_div)); - time = (int)666666/freq; + time = (int)66666666/freq; + /* due to PCI Local Bus spec, some devices needs to wait such a long time after RST deassertion. More specifically, 0.508s for 66MHz & twice more for 33 */ printk("%s: The PCI bus is %d Mhz.\nWaiting %s after deasserting RST...\n",__FILE__,freq, |