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linux-next/arch/arm/mach-spear/include/mach/uncompress.h
Arnd Bergmann a7ed099ffc ARM: spear: move all files to mach-spear
There are no conflicting files between the three mach-spear* directories
and plat-spear any more, so we can now move all file to a common
mach-spear directory.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
2013-03-12 17:39:47 +01:00

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C

/*
* arch/arm/plat-spear/include/plat/uncompress.h
*
* Serial port stubs for kernel decompress status messages
*
* Copyright (C) 2009 ST Microelectronics
* Viresh Kumar <viresh.linux@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/io.h>
#include <linux/amba/serial.h>
#include <mach/spear.h>
#ifndef __PLAT_UNCOMPRESS_H
#define __PLAT_UNCOMPRESS_H
/*
* This does not append a newline
*/
static inline void putc(int c)
{
void __iomem *base = (void __iomem *)SPEAR_DBG_UART_BASE;
while (readl_relaxed(base + UART01x_FR) & UART01x_FR_TXFF)
barrier();
writel_relaxed(c, base + UART01x_DR);
}
static inline void flush(void)
{
}
/*
* nothing to do
*/
#define arch_decomp_setup()
#endif /* __PLAT_UNCOMPRESS_H */