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Diffstat (limited to 'arch/sh/mach-cayman/iomap.c')
-rw-r--r-- | arch/sh/mach-cayman/iomap.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/sh/mach-cayman/iomap.c b/arch/sh/mach-cayman/iomap.c new file mode 100644 index 000000000000..a5c645f02d57 --- /dev/null +++ b/arch/sh/mach-cayman/iomap.c @@ -0,0 +1,22 @@ +/* + * arch/sh64/mach-cayman/iomap.c + * + * Cayman iomap interface + * + * Copyright (C) 2004 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <asm/io.h> +#include <asm/cayman.h> + +void __iomem *ioport_map(unsigned long port, unsigned int len) +{ + if (port < 0x400) + return (void __iomem *)((port << 2) | smsc_superio_virt); + + return (void __iomem *)port; +} + |