diff options
Diffstat (limited to 'arch/mn10300/kernel/rtc.c')
| -rw-r--r-- | arch/mn10300/kernel/rtc.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/arch/mn10300/kernel/rtc.c b/arch/mn10300/kernel/rtc.c deleted file mode 100644 index f81f37025072..000000000000 --- a/arch/mn10300/kernel/rtc.c +++ /dev/null @@ -1,46 +0,0 @@ -/* MN10300 RTC management - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/mc146818rtc.h> -#include <linux/ioport.h> -#include <linux/platform_device.h> - -#include <asm/rtc-regs.h> -#include <asm/rtc.h> - -DEFINE_SPINLOCK(rtc_lock); -EXPORT_SYMBOL(rtc_lock); - -static const __initdata struct resource res[] = { - DEFINE_RES_IO(RTC_PORT(0), RTC_IO_EXTENT), - DEFINE_RES_IRQ(RTC_IRQ), -}; - -/* - * calibrate the TSC clock against the RTC - */ -void __init calibrate_clock(void) -{ - unsigned char status; - - /* make sure the RTC is running and is set to operate in 24hr mode */ - status = RTSRC; - RTCRB |= RTCRB_SET; - RTCRB |= RTCRB_TM_24HR; - RTCRB &= ~RTCRB_DM_BINARY; - RTCRA |= RTCRA_DVR; - RTCRA &= ~RTCRA_DVR; - RTCRB &= ~RTCRB_SET; - - platform_device_register_simple("rtc_cmos", -1, res, ARRAY_SIZE(res)); -} |