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-rw-r--r--arch/arm/include/asm/arch-at91/io.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-at91/io.h b/arch/arm/include/asm/arch-at91/io.h
new file mode 100644
index 0000000000..38d185eb7c
--- /dev/null
+++ b/arch/arm/include/asm/arch-at91/io.h
@@ -0,0 +1,43 @@
+/*
+ * [origin: Linux kernel include/asm-arm/arch-at91/io.h]
+ *
+ * Copyright (C) 2003 SAN People
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __ASM_ARCH_IO_H
+#define __ASM_ARCH_IO_H
+
+#include <asm/io.h>
+
+#ifdef CONFIG_AT91_LEGACY
+
+static inline unsigned int at91_sys_read(unsigned int reg_offset)
+{
+ void *addr = (void *)AT91_BASE_SYS;
+
+ return __raw_readl(addr + reg_offset);
+}
+
+static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
+{
+ void *addr = (void *)AT91_BASE_SYS;
+
+ __raw_writel(value, addr + reg_offset);
+}
+#endif
+
+#endif
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