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[MIPS] Convert to RTC-class ds1742 driver

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The generic rtc-ds1742 driver can be used for RBTX4927 and JMR3927
(with __swizzle_addr trick).  This patch also removes MIPS local
DS1742 stuff.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Atsushi Nemoto
2007-03-01 00:40:21 +09:00
committed by Ralf Baechle
parent 148171b2ac
commit a0574e0480
12 changed files with 86 additions and 339 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/asm-mips/ds1742.h
-13
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@@ -1,13 +0,0 @@
/*
* 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.
*
* Copyright (C) 2006 by Ralf Baechle (ralf@linux-mips.org)
*/
#ifndef _ASM_DS1742_H
#define _ASM_DS1742_H
#include <ds1742.h>
#endif /* _ASM_DS1742_H */
include/asm-mips/jmr3927/jmr3927.h
-6
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@@ -179,12 +179,6 @@ static inline int jmr3927_have_isac(void)
#define jmr3927_have_nvram() \
((jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR) & JMR3927_IDT_MASK) == JMR3927_IOC_IDT)
/* NVRAM macro */
#define jmr3927_nvram_in(ofs) \
jmr3927_ioc_reg_in(JMR3927_IOC_NVRAMB_ADDR + ((ofs) << 1))
#define jmr3927_nvram_out(d, ofs) \
jmr3927_ioc_reg_out(d, JMR3927_IOC_NVRAMB_ADDR + ((ofs) << 1))
/* LED macro */
#define jmr3927_led_set(n/*0-16*/) jmr3927_ioc_reg_out(~(n), JMR3927_IOC_LED_ADDR)
#define jmr3927_io_led_set(n/*0-3*/) jmr3927_isac_reg_out((n), JMR3927_ISAC_LED_ADDR)
include/asm-mips/mach-jmr3927/ds1742.h
-16
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@@ -1,16 +0,0 @@
/*
* 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.
*
* Copyright (C) 2003, 06 by Ralf Baechle
*/
#ifndef __ASM_MACH_JMR3927_DS1742_H
#define __ASM_MACH_JMR3927_DS1742_H
#include <asm/jmr3927/jmr3927.h>
#define rtc_read(reg) (jmr3927_nvram_in(reg))
#define rtc_write(data, reg) (jmr3927_nvram_out((data),(reg)))
#endif /* __ASM_MACH_JMR3927_DS1742_H */
include/asm-mips/mach-jmr3927/mangle-port.h
+18
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@@ -0,0 +1,18 @@
#ifndef __ASM_MACH_JMR3927_MANGLE_PORT_H
#define __ASM_MACH_JMR3927_MANGLE_PORT_H
extern unsigned long __swizzle_addr_b(unsigned long port);
#define __swizzle_addr_w(port) (port)
#define __swizzle_addr_l(port) (port)
#define __swizzle_addr_q(port) (port)
#define ioswabb(a,x) (x)
#define __mem_ioswabb(a,x) (x)
#define ioswabw(a,x) le16_to_cpu(x)
#define __mem_ioswabw(a,x) (x)
#define ioswabl(a,x) le32_to_cpu(x)
#define __mem_ioswabl(a,x) (x)
#define ioswabq(a,x) le64_to_cpu(x)
#define __mem_ioswabq(a,x) (x)
#endif /* __ASM_MACH_JMR3927_MANGLE_PORT_H */
include/linux/ds1742rtc.h
-53
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@@ -1,53 +0,0 @@
/*
* ds1742rtc.h - register definitions for the Real-Time-Clock / CMOS RAM
*
* Copyright (C) 1999-2001 Toshiba Corporation
* Copyright (C) 2003 Ralf Baechle (ralf@linux-mips.org)
*
* Permission is hereby granted to copy, modify and redistribute this code
* in terms of the GNU Library General Public License, Version 2 or later,
* at your option.
*/
#ifndef __LINUX_DS1742RTC_H
#define __LINUX_DS1742RTC_H
#include <asm/ds1742.h>
#define RTC_BRAM_SIZE 0x800
#define RTC_OFFSET 0x7f8
/*
* Register summary
*/
#define RTC_CONTROL (RTC_OFFSET + 0)
#define RTC_CENTURY (RTC_OFFSET + 0)
#define RTC_SECONDS (RTC_OFFSET + 1)
#define RTC_MINUTES (RTC_OFFSET + 2)
#define RTC_HOURS (RTC_OFFSET + 3)
#define RTC_DAY (RTC_OFFSET + 4)
#define RTC_DATE (RTC_OFFSET + 5)
#define RTC_MONTH (RTC_OFFSET + 6)
#define RTC_YEAR (RTC_OFFSET + 7)
#define RTC_CENTURY_MASK 0x3f
#define RTC_SECONDS_MASK 0x7f
#define RTC_DAY_MASK 0x07
/*
* Bits in the Control/Century register
*/
#define RTC_WRITE 0x80
#define RTC_READ 0x40
/*
* Bits in the Seconds register
*/
#define RTC_STOP 0x80
/*
* Bits in the Day register
*/
#define RTC_BATT_FLAG 0x80
#define RTC_FREQ_TEST 0x40
#endif /* __LINUX_DS1742RTC_H */