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-rw-r--r--arch/sh/boards/landisk/rtc.c91
1 files changed, 0 insertions, 91 deletions
diff --git a/arch/sh/boards/landisk/rtc.c b/arch/sh/boards/landisk/rtc.c
deleted file mode 100644
index 0a9a2a2ad05b..000000000000
--- a/arch/sh/boards/landisk/rtc.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * arch/sh/boards/landisk/rtc.c -- RTC support
- *
- * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
- * Copyright (C) 1999 Tetsuya Okada & Niibe Yutaka
- */
-/*
- * modifed by kogiidena
- * 2005.09.16
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/time.h>
-#include <linux/delay.h>
-#include <linux/spinlock.h>
-#include <linux/bcd.h>
-#include <asm/rtc.h>
-
-extern spinlock_t rtc_lock;
-
-extern void
-rs5c313_set_cmos_time(unsigned int BCD_yr, unsigned int BCD_mon,
- unsigned int BCD_day, unsigned int BCD_hr,
- unsigned int BCD_min, unsigned int BCD_sec);
-
-extern unsigned long
-rs5c313_get_cmos_time(unsigned int *BCD_yr, unsigned int *BCD_mon,
- unsigned int *BCD_day, unsigned int *BCD_hr,
- unsigned int *BCD_min, unsigned int *BCD_sec);
-
-void landisk_rtc_gettimeofday(struct timespec *tv)
-{
- unsigned int BCD_yr, BCD_mon, BCD_day, BCD_hr, BCD_min, BCD_sec;
- unsigned long flags;
-
- spin_lock_irqsave(&rtc_lock, flags);
- tv->tv_sec = rs5c313_get_cmos_time
- (&BCD_yr, &BCD_mon, &BCD_day, &BCD_hr, &BCD_min, &BCD_sec);
- tv->tv_nsec = 0;
- spin_unlock_irqrestore(&rtc_lock, flags);
-}
-
-int landisk_rtc_settimeofday(const time_t secs)
-{
- int retval = 0;
- int real_seconds, real_minutes, cmos_minutes;
- unsigned long flags;
- unsigned long nowtime = secs;
- unsigned int BCD_yr, BCD_mon, BCD_day, BCD_hr, BCD_min, BCD_sec;
-
- spin_lock_irqsave(&rtc_lock, flags);
-
- rs5c313_get_cmos_time
- (&BCD_yr, &BCD_mon, &BCD_day, &BCD_hr, &BCD_min, &BCD_sec);
- cmos_minutes = BCD_min;
- BCD_TO_BIN(cmos_minutes);
-
- /*
- * since we're only adjusting minutes and seconds,
- * don't interfere with hour overflow. This avoids
- * messing with unknown time zones but requires your
- * RTC not to be off by more than 15 minutes
- */
- real_seconds = nowtime % 60;
- real_minutes = nowtime / 60;
- if (((abs(real_minutes - cmos_minutes) + 15) / 30) & 1)
- real_minutes += 30; /* correct for half hour time zone */
- real_minutes %= 60;
-
- if (abs(real_minutes - cmos_minutes) < 30) {
- BIN_TO_BCD(real_seconds);
- BIN_TO_BCD(real_minutes);
- rs5c313_set_cmos_time(BCD_yr, BCD_mon, BCD_day, BCD_hr,
- real_minutes, real_seconds);
- } else {
- printk(KERN_WARNING
- "set_rtc_time: can't update from %d to %d\n",
- cmos_minutes, real_minutes);
- retval = -1;
- }
-
- spin_unlock_irqrestore(&rtc_lock, flags);
- return retval;
-}
-
-void landisk_time_init(void)
-{
- rtc_sh_get_time = landisk_rtc_gettimeofday;
- rtc_sh_set_time = landisk_rtc_settimeofday;
-}