From: Vitaly Bordug Date: Thu, 1 Dec 2005 08:51:15 +0000 (-0800) Subject: [PATCH] ppc32: Fix incorrect PCI frequency value X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=42ea0d037860690dde07a015d3473a17da35f74a;p=mv-sheeva.git [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 Signed-off-by: Kumar Gala Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- 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,