Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux...
[linux-2.6-block.git] / arch / arm / mach-gemini / include / mach / uncompress.h
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1/*
2 * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
3 *
4 * Based on mach-pxa/include/mach/uncompress.h:
5 * Copyright: (C) 2001 MontaVista Software Inc.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 */
12
13#ifndef __MACH_UNCOMPRESS_H
14#define __MACH_UNCOMPRESS_H
15
16#include <linux/serial_reg.h>
17#include <mach/hardware.h>
18
19static volatile unsigned long *UART = (unsigned long *)GEMINI_UART_BASE;
20
21/*
22 * The following code assumes the serial port has already been
23 * initialized by the bootloader. If you didn't setup a port in
24 * your bootloader then nothing will appear (which might be desired).
25 */
26static inline void putc(char c)
27{
28 while (!(UART[UART_LSR] & UART_LSR_THRE))
29 barrier();
30 UART[UART_TX] = c;
31}
32
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33static inline void flush(void)
34{
35}
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36
37/*
38 * nothing to do
39 */
40#define arch_decomp_setup()
41
42#define arch_decomp_wdog()
43
44#endif /* __MACH_UNCOMPRESS_H */