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-rw-r--r--include/asm-arm/io.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-arm/io.h b/include/asm-arm/io.h
index 0cf4d4f99600..fd0147e52dbb 100644
--- a/include/asm-arm/io.h
+++ b/include/asm-arm/io.h
@@ -56,7 +56,12 @@ extern void __raw_readsl(const void __iomem *addr, void *data, int longlen);
56 56
57/* 57/*
58 * Architecture ioremap implementation. 58 * Architecture ioremap implementation.
59 *
60 * __ioremap takes CPU physical address.
61 *
62 * __ioremap_pfn takes a Page Frame Number and an offset into that page
59 */ 63 */
64extern void __iomem * __ioremap_pfn(unsigned long, unsigned long, size_t, unsigned long);
60extern void __iomem * __ioremap(unsigned long, size_t, unsigned long); 65extern void __iomem * __ioremap(unsigned long, size_t, unsigned long);
61extern void __iounmap(void __iomem *addr); 66extern void __iounmap(void __iomem *addr);
62 67
@@ -261,6 +266,7 @@ out:
261 * 266 *
262 * ioremap takes a PCI memory address, as specified in 267 * ioremap takes a PCI memory address, as specified in
263 * Documentation/IO-mapping.txt. 268 * Documentation/IO-mapping.txt.
269 *
264 */ 270 */
265#ifndef __arch_ioremap 271#ifndef __arch_ioremap
266#define ioremap(cookie,size) __ioremap(cookie,size,0) 272#define ioremap(cookie,size) __ioremap(cookie,size,0)