[ARM] 3620/2: ixp23xx: add uengine loader support

Patch from Lennert Buytenhek

This patch allows the ixp2000 uengine loader that is already in the
tree to also be used on the ixp23xx.

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

1 files changed, 15 insertions, 0 deletions

diff --git a/include/asm-arm/arch-ixp23xx/platform.h b/include/asm-arm/arch-ixp23xx/platform.h
index e4d99060a049..19a73b39c864 100644
--- a/include/asm-arm/arch-ixp23xx/platform.h
+++ b/include/asm-arm/arch-ixp23xx/platform.h
@@ -14,6 +14,21 @@
 
 #ifndef __ASSEMBLY__
 
+extern inline unsigned long ixp2000_reg_read(volatile void *reg)
+{
+        return *((volatile unsigned long *)reg);
+}
+
+extern inline void ixp2000_reg_write(volatile void *reg, unsigned long val)
+{
+        *((volatile unsigned long *)reg) = val;
+}
+
+extern inline void ixp2000_reg_wrb(volatile void *reg, unsigned long val)
+{
+        *((volatile unsigned long *)reg) = val;
+}
+
 struct pci_sys_data;
 
 void ixp23xx_map_io(void);