[PATCH] ARM: 2756/1: add ixp2000 msf mapping

Patch from Lennert Buytenhek

Add a mapping for the ixp2400 and ixp2800 msf unit.  The msf is the
ixp2000's 'media and switch fabric' unit, which handles the networking
part of the chip.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Deepak Saxena
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

2 files changed, 9 insertions, 0 deletions

diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c
index efd77eee0657..4b9d841e04c1 100644
--- a/arch/arm/mach-ixp2000/core.c
+++ b/arch/arm/mach-ixp2000/core.c
@@ -103,6 +103,11 @@ static struct map_desc ixp2000_io_desc[] __initdata = {
                 .length         = IXP2000_PCI_CSR_SIZE,
                 .type           = MT_DEVICE
         }, {
+                .virtual        = IXP2000_MSF_VIRT_BASE,
+                .physical       = IXP2000_MSF_PHYS_BASE,
+                .length         = IXP2000_MSF_SIZE,
+                .type           = MT_DEVICE
+        }, {
                 .virtual        = IXP2000_PCI_IO_VIRT_BASE,
                 .physical       = IXP2000_PCI_IO_PHYS_BASE,
                 .length         = IXP2000_PCI_IO_SIZE,
diff --git a/include/asm-arm/arch-ixp2000/ixp2000-regs.h b/include/asm-arm/arch-ixp2000/ixp2000-regs.h
index 213c0cfbb157..75623f81ef75 100644
--- a/include/asm-arm/arch-ixp2000/ixp2000-regs.h
+++ b/include/asm-arm/arch-ixp2000/ixp2000-regs.h
@@ -86,6 +86,10 @@
 #define IXP2000_PCI_CSR_VIRT_BASE       0xfec00000
 #define IXP2000_PCI_CSR_SIZE            0x00100000
 
+#define IXP2000_MSF_PHYS_BASE           0xc8000000
+#define IXP2000_MSF_VIRT_BASE           0xfeb00000
+#define IXP2000_MSF_SIZE                0x00100000
+
 #define IXP2000_PCI_IO_PHYS_BASE        0xd8000000
 #define IXP2000_PCI_IO_VIRT_BASE        0xfd000000
 #define IXP2000_PCI_IO_SIZE             0x01000000