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authorWolfgang Denk2008-08-12 22:02:27 +0200
committerWolfgang Denk2008-08-12 22:02:27 +0200
commit8641ff266ae6638da201747c239fd39ba34c4958 (patch)
tree0470bdb1e588449a9133ed62ac6b49d0213948e4 /include/asm-arm/arch-at91/io.h
parent195ccfc5991d48764b2519941e3507f693851d5d (diff)
parent8ed2f5f950e2581214d20b011a8f27a6396d65d2 (diff)
Merge branch 'master' of git://www.denx.de/git/u-boot-at91
Diffstat (limited to 'include/asm-arm/arch-at91/io.h')
-rw-r--r--include/asm-arm/arch-at91/io.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/io.h b/include/asm-arm/arch-at91/io.h
new file mode 100644
index 00000000000..f09b2df0e31
--- /dev/null
+++ b/include/asm-arm/arch-at91/io.h
@@ -0,0 +1,40 @@
+/*
+ * [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>
+
+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