All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH] ppc32: Fix incorrect PCI frequency value
@ 2005-11-16 18:57 Vitaly Bordug
  0 siblings, 0 replies; only message in thread
From: Vitaly Bordug @ 2005-11-16 18:57 UTC (permalink / raw)
  To: Andrew Morton; +Cc: linux-kernel, Kumar Gala

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>

---

  arch/ppc/syslib/m82xx_pci.c |    3 ++-
  1 files changed, 2 insertions(+), 1 deletions(-)

applies-to: f571549f6e990531b853304fe9bf74cb488a02ac
ac9eb05c322380b1d11a0271e1507428b95ab994
diff --git a/arch/ppc/syslib/m82xx_pci.c b/arch/ppc/syslib/m82xx_pci.c
index 1d1c395..20f1fa3 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 *
  	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,
---
Sincerely,
Vitaly



^ permalink raw reply related	[flat|nested] only message in thread

only message in thread, other threads:[~2005-11-16 18:57 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2005-11-16 18:57 [PATCH] ppc32: Fix incorrect PCI frequency value Vitaly Bordug

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.