ea202c632a
- restructured irq handling - switched vdma to use memory allocated via get_free_pages - setup platform devices for serial, jazz_esp and jazzsonic - fixed cmos rtc access Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
38 lines
925 B
C
38 lines
925 B
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1998, 2001, 03 by Ralf Baechle
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* Copyright (C) 2007 Thomas Bogendoerfer
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*
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* RTC routines for Jazz style attached Dallas chip.
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*/
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#ifndef __ASM_MACH_JAZZ_MC146818RTC_H
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#define __ASM_MACH_JAZZ_MC146818RTC_H
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#include <linux/delay.h>
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#include <asm/io.h>
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#include <asm/jazz.h>
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#define RTC_PORT(x) (0x70 + (x))
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#define RTC_IRQ 8
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static inline unsigned char CMOS_READ(unsigned long addr)
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{
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outb_p(addr, RTC_PORT(0));
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return *(volatile char *)JAZZ_RTC_BASE;
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}
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static inline void CMOS_WRITE(unsigned char data, unsigned long addr)
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{
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outb_p(addr, RTC_PORT(0));
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*(volatile char *)JAZZ_RTC_BASE = data;
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}
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#define RTC_ALWAYS_BCD 0
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#define mc146818_decode_year(year) ((year) + 1980)
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#endif /* __ASM_MACH_JAZZ_MC146818RTC_H */
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