diff options
Diffstat (limited to 'arch/arm/mach-kirkwood/pcie.c')
| -rw-r--r-- | arch/arm/mach-kirkwood/pcie.c | 43 |
1 files changed, 34 insertions, 9 deletions
diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c index ef102646ba9..12d86f39f38 100644 --- a/arch/arm/mach-kirkwood/pcie.c +++ b/arch/arm/mach-kirkwood/pcie.c @@ -12,14 +12,24 @@ #include <linux/pci.h> #include <linux/slab.h> #include <linux/clk.h> +#include <linux/mbus.h> #include <video/vga.h> #include <asm/irq.h> #include <asm/mach/pci.h> #include <plat/pcie.h> #include <mach/bridge-regs.h> -#include <plat/addr-map.h> #include "common.h" +/* These can go away once Kirkwood uses the mvebu-mbus DT binding */ +#define KIRKWOOD_MBUS_PCIE0_MEM_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE0_MEM_ATTR 0xe8 +#define KIRKWOOD_MBUS_PCIE0_IO_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE0_IO_ATTR 0xe0 +#define KIRKWOOD_MBUS_PCIE1_MEM_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE1_MEM_ATTR 0xd8 +#define KIRKWOOD_MBUS_PCIE1_IO_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE1_IO_ATTR 0xd0 + static void kirkwood_enable_pcie_clk(const char *port) { struct clk *clk; @@ -214,7 +224,7 @@ static int __init kirkwood_pcie_setup(int nr, struct pci_sys_data *sys) * PCI_CLASS_BRIDGE_HOST or Linux will errantly try to process the BAR's on * the device. Decoding setup is handled by the orion code. */ -static void __devinit rc_pci_fixup(struct pci_dev *dev) +static void rc_pci_fixup(struct pci_dev *dev) { if (dev->bus->parent == NULL && dev->devfn == 0) { int i; @@ -247,17 +257,32 @@ static struct hw_pci kirkwood_pci __initdata = { static void __init add_pcie_port(int index, void __iomem *base) { - pr_info("Kirkwood PCIe port %d: ", index); - - if (orion_pcie_link_up(base)) { - pr_info("link up\n"); - pcie_port_map[num_pcie_ports++] = index; - } else - pr_info("link down, ignoring\n"); + pcie_port_map[num_pcie_ports++] = index; + pr_info("Kirkwood PCIe port %d: link %s\n", index, + orion_pcie_link_up(base) ? "up" : "down"); } void __init kirkwood_pcie_init(unsigned int portmask) { + mvebu_mbus_add_window_remap_by_id(KIRKWOOD_MBUS_PCIE0_IO_TARGET, + KIRKWOOD_MBUS_PCIE0_IO_ATTR, + KIRKWOOD_PCIE_IO_PHYS_BASE, + KIRKWOOD_PCIE_IO_SIZE, + KIRKWOOD_PCIE_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(KIRKWOOD_MBUS_PCIE0_MEM_TARGET, + KIRKWOOD_MBUS_PCIE0_MEM_ATTR, + KIRKWOOD_PCIE_MEM_PHYS_BASE, + KIRKWOOD_PCIE_MEM_SIZE); + mvebu_mbus_add_window_remap_by_id(KIRKWOOD_MBUS_PCIE1_IO_TARGET, + KIRKWOOD_MBUS_PCIE1_IO_ATTR, + KIRKWOOD_PCIE1_IO_PHYS_BASE, + KIRKWOOD_PCIE1_IO_SIZE, + KIRKWOOD_PCIE1_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(KIRKWOOD_MBUS_PCIE1_MEM_TARGET, + KIRKWOOD_MBUS_PCIE1_MEM_ATTR, + KIRKWOOD_PCIE1_MEM_PHYS_BASE, + KIRKWOOD_PCIE1_MEM_SIZE); + vga_base = KIRKWOOD_PCIE_MEM_PHYS_BASE; if (portmask & KW_PCIE0) |