ARM Versatile defconfig PCI io out of range?
From: Richard Maw <hidden>
Date: 2012-05-31 10:48:51
On Thu, May 31, 2012 at 09:32:50AM +0000, Arnd Bergmann wrote:
quoted hunk ↗ jump to hunk
It looks like it's a simple bug in pci.c, which puts the wrong thing into the pcibios_min_io variable. Does the below patch fix it? Arnddiff --git a/arch/arm/mach-versatile/pci.c b/arch/arm/mach-versatile/pci.c index 4ae4fc8..aeb7b60 100644 --- a/arch/arm/mach-versatile/pci.c +++ b/arch/arm/mach-versatile/pci.c@@ -305,7 +305,7 @@ int __init pci_versatile_setup(int nr, struct pci_sys_data *sys) void __init pci_versatile_preinit(void) { - pcibios_min_io = 0x44000000; + pcibios_min_io = 0x100; pcibios_min_mem = 0x50000000; __raw_writel(VERSATILE_PCI_MEM_BASE0 >> 28, PCI_IMAP0);
Sadly it is still not working. sym53c8xx is still requesting the range 0x44000000-0x440000ff, which is beyond the 0x0000-0xffff specified by the ioport_resource.