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-rw-r--r--include/asm-arm/arch-aaec2000/hardware.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/include/asm-arm/arch-aaec2000/hardware.h b/include/asm-arm/arch-aaec2000/hardware.h
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+++ b/include/asm-arm/arch-aaec2000/hardware.h
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+/*
+ * linux/include/asm-arm/arch-aaec2000/hardware.h
+ *
+ * Copyright (c) 2005 Nicolas Bellido Y Ortega
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <linux/config.h>
+
+/* The kernel is loaded at physical address 0xf8000000.
+ * We map the IO space a bit after
+ */
+#define PIO_APB_BASE 0x80000000
+#define VIO_APB_BASE 0xf8000000
+#define IO_APB_LENGTH 0x2000
+#define PIO_AHB_BASE 0x80002000
+#define VIO_AHB_BASE 0xf8002000
+#define IO_AHB_LENGTH 0x2000
+
+#define VIO_BASE VIO_APB_BASE
+#define PIO_BASE PIO_APB_BASE
+
+#define io_p2v(x) ( (x) - PIO_BASE + VIO_BASE )
+#define io_v2p(x) ( (x) + PIO_BASE - VIO_BASE )
+
+#ifndef __ASSEMBLY__
+
+#include <asm/types.h>
+
+/* FIXME: Is it needed to optimize this a la pxa ?? */
+#define __REG(x) (*((volatile u32 *)io_p2v(x)))
+#define __PREG(x) (io_v2p((u32)&(x)))
+
+#else /* __ASSEMBLY__ */
+
+#define __REG(x) io_p2v(x)
+#define __PREG(x) io_v2p(x)
+
+#endif
+
+#include "aaec2000.h"
+
+#endif /* __ASM_ARCH_HARDWARE_H */