sparc32,leon: add support for PCI busn resource for GRPCI2
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/include/asm/leon_pci.h b/arch/sparc/include/asm/leon_pci.h
index f48527e..bfd3ab3 100644
--- a/arch/sparc/include/asm/leon_pci.h
+++ b/arch/sparc/include/asm/leon_pci.h
@@ -12,6 +12,7 @@
struct pci_ops *ops;
struct resource io_space;
struct resource mem_space;
+ struct resource busn;
int (*map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
};
diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c
index 852dc84..88aaaa5 100644
--- a/arch/sparc/kernel/leon_pci.c
+++ b/arch/sparc/kernel/leon_pci.c
@@ -29,6 +29,8 @@
pci_add_resource_offset(&resources, &info->io_space,
info->io_space.start - 0x1000);
pci_add_resource(&resources, &info->mem_space);
+ info->busn.flags = IORESOURCE_BUS;
+ pci_add_resource(&resources, &info->busn);
root_bus = pci_scan_root_bus(&ofdev->dev, 0, info->ops, info,
&resources);
diff --git a/arch/sparc/kernel/leon_pci_grpci2.c b/arch/sparc/kernel/leon_pci_grpci2.c
index 4d14871..5f0402a 100644
--- a/arch/sparc/kernel/leon_pci_grpci2.c
+++ b/arch/sparc/kernel/leon_pci_grpci2.c
@@ -799,6 +799,11 @@
if (request_resource(&ioport_resource, &priv->info.io_space) < 0)
goto err4;
+ /* setup maximum supported PCI buses */
+ priv->info.busn.name = "GRPCI2 busn";
+ priv->info.busn.start = 0;
+ priv->info.busn.end = 255;
+
grpci2_hw_init(priv);
/*