diff options
Diffstat (limited to 'arch/arm/mach-ks8695/pci.c')
| -rw-r--r-- | arch/arm/mach-ks8695/pci.c | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/arch/arm/mach-ks8695/pci.c b/arch/arm/mach-ks8695/pci.c index 3f4e0330cb1..bb18193b4ba 100644 --- a/arch/arm/mach-ks8695/pci.c +++ b/arch/arm/mach-ks8695/pci.c @@ -27,14 +27,14 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/delay.h> +#include <linux/io.h> -#include <asm/io.h> #include <asm/signal.h> #include <asm/mach/pci.h> -#include <asm/hardware.h> +#include <mach/hardware.h> -#include <asm/arch/devices.h> -#include <asm/arch/regs-pci.h> +#include <mach/devices.h> +#include <mach/regs-pci.h> static int pci_dbg; @@ -141,11 +141,6 @@ static struct pci_ops ks8695_pci_ops = { .write = ks8695_pci_writeconfig, }; -static struct pci_bus *ks8695_pci_scan_bus(int nr, struct pci_sys_data *sys) -{ - return pci_scan_bus(sys->busnr, &ks8695_pci_ops, sys); -} - static struct resource pci_mem = { .name = "PCI Memory space", .start = KS8695_PCIMEM_PA, @@ -168,9 +163,8 @@ static int __init ks8695_pci_setup(int nr, struct pci_sys_data *sys) request_resource(&iomem_resource, &pci_mem); request_resource(&ioport_resource, &pci_io); - sys->resource[0] = &pci_io; - sys->resource[1] = &pci_mem; - sys->resource[2] = NULL; + pci_add_resource_offset(&sys->resources, &pci_io, sys->io_offset); + pci_add_resource_offset(&sys->resources, &pci_mem, sys->mem_offset); /* Assign and enable processor bridge */ ks8695_local_writeconfig(PCI_BASE_ADDRESS_0, KS8695_PCIMEM_PA); @@ -245,6 +239,9 @@ static int ks8695_pci_fault(unsigned long addr, unsigned int fsr, struct pt_regs static void __init ks8695_pci_preinit(void) { + /* make software reset to avoid freeze if PCI bus was messed up */ + __raw_writel(0x80000000, KS8695_PCI_VA + KS8695_PBCS); + /* stage 1 initialization, subid, subdevice = 0x0001 */ __raw_writel(0x00010001, KS8695_PCI_VA + KS8695_CRCSID); @@ -265,8 +262,8 @@ static void __init ks8695_pci_preinit(void) __raw_writel(0, KS8695_PCI_VA + KS8695_PIOBAC); /* hook in fault handlers */ - hook_fault_code(8, ks8695_pci_fault, SIGBUS, "external abort on non-linefetch"); - hook_fault_code(10, ks8695_pci_fault, SIGBUS, "external abort on non-linefetch"); + hook_fault_code(8, ks8695_pci_fault, SIGBUS, 0, "external abort on non-linefetch"); + hook_fault_code(10, ks8695_pci_fault, SIGBUS, 0, "external abort on non-linefetch"); } static void ks8695_show_pciregs(void) @@ -299,11 +296,10 @@ static void ks8695_show_pciregs(void) static struct hw_pci ks8695_pci __initdata = { .nr_controllers = 1, + .ops = &ks8695_pci_ops, .preinit = ks8695_pci_preinit, .setup = ks8695_pci_setup, - .scan = ks8695_pci_scan_bus, .postinit = NULL, - .swizzle = pci_std_swizzle, .map_irq = NULL, }; @@ -314,6 +310,9 @@ void __init ks8695_init_pci(struct ks8695_pci_cfg *cfg) return; } + pcibios_min_io = 0; + pcibios_min_mem = 0; + printk(KERN_INFO "PCI: Initialising\n"); ks8695_show_pciregs(); |