[ARM] 4369/1: AT91: Fix circular dependency in header files

Resolve the circular dependency in the AT91 header files (io.h and
hardware.h) by moving the at91_sys_read() and at91_sys_write() functions
to io.h

Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 18 insertions, 0 deletions

diff --git a/include/asm-arm/arch-at91/io.h b/include/asm-arm/arch-at91/io.h
index 401f327ec047..80073fd36b8e 100644
--- a/include/asm-arm/arch-at91/io.h
+++ b/include/asm-arm/arch-at91/io.h
@@ -29,4 +29,22 @@
 #define __mem_pci(a)            (a)
 
 
+#ifndef __ASSEMBLY__
+
+static inline unsigned int at91_sys_read(unsigned int reg_offset)
+{
+        void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
+
+        return __raw_readl(addr + reg_offset);
+}
+
+static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
+{
+        void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
+
+        __raw_writel(value, addr + reg_offset);
+}
+
+#endif
+
 #endif