summaryrefslogtreecommitdiff
path: root/arch/hexagon/include/asm/io.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/hexagon/include/asm/io.h')
-rw-r--r--arch/hexagon/include/asm/io.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/hexagon/include/asm/io.h b/arch/hexagon/include/asm/io.h
index e527cfeff5ba..1b7698e19139 100644
--- a/arch/hexagon/include/asm/io.h
+++ b/arch/hexagon/include/asm/io.h
@@ -1,7 +1,7 @@
/*
* IO definitions for the Hexagon architecture
*
- * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2010-2013, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -40,6 +40,8 @@
#define IO_SPACE_LIMIT 0xffff
#define _IO_BASE ((void __iomem *)0xfe000000)
+#define IOMEM(x) ((void __force __iomem *)(x))
+
extern int remap_area_pages(unsigned long start, unsigned long phys_addr,
unsigned long end, unsigned long flags);
@@ -176,6 +178,18 @@ static inline void writel(u32 data, volatile void __iomem *addr)
#define __raw_readl readl
/*
+ * http://comments.gmane.org/gmane.linux.ports.arm.kernel/117626
+ */
+
+#define readb_relaxed __raw_readb
+#define readw_relaxed __raw_readw
+#define readl_relaxed __raw_readl
+
+#define writeb_relaxed __raw_writeb
+#define writew_relaxed __raw_writew
+#define writel_relaxed __raw_writel
+
+/*
* Need an mtype somewhere in here, for cache type deals?
* This is probably too long for an inline.
*/