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Patch from Matt Reimer Adds support for HWUART on PXA 255 / 26x. This patch originally came from http://svn.rungie.com/svn/gumstix-buildroot/trunk/sources/kernel-patches/000-gumstix-hwuart.patch and has been tweaked by me. Signed-off-by: Matt Reimer <mreimer@vpop.net> Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
44 lines
876 B
C
44 lines
876 B
C
/*
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* linux/include/asm-arm/arch-pxa/uncompress.h
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*
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* Author: Nicolas Pitre
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* Copyright: (C) 2001 MontaVista Software Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#define FFUART ((volatile unsigned long *)0x40100000)
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#define BTUART ((volatile unsigned long *)0x40200000)
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#define STUART ((volatile unsigned long *)0x40700000)
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#define HWUART ((volatile unsigned long *)0x41600000)
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#define UART FFUART
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static __inline__ void putc(char c)
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{
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while (!(UART[5] & 0x20));
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UART[0] = c;
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}
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/*
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* This does not append a newline
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*/
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static void putstr(const char *s)
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{
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while (*s) {
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putc(*s);
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if (*s == '\n')
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putc('\r');
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s++;
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}
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}
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/*
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* nothing to do
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*/
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#define arch_decomp_setup()
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#define arch_decomp_wdog()
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