[MIPS] Remove unused include/asm-mips/ds1216.h

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

include/asm-mips/ds1216.h

-#ifndef _DS1216_H
-#define _DS1216_H
-
-extern volatile unsigned char *ds1216_base;
-unsigned long ds1216_get_cmos_time(void);
-int ds1216_set_rtc_mmss(unsigned long nowtime);
-
-#define DS1216_SEC_BYTE		1
-#define DS1216_MIN_BYTE		2
-#define DS1216_HOUR_BYTE	3
-#define DS1216_HOUR_MASK	(0x1f)
-#define DS1216_AMPM_MASK	(1<<5)
-#define DS1216_1224_MASK	(1<<7)
-#define DS1216_DAY_BYTE		4
-#define DS1216_DAY_MASK		(0x7)
-#define DS1216_DATE_BYTE	5
-#define DS1216_DATE_MASK	(0x3f)
-#define DS1216_MONTH_BYTE	6
-#define DS1216_MONTH_MASK	(0x1f)
-#define DS1216_YEAR_BYTE	7
-
-#define DS1216_SEC(buf)		(buf[DS1216_SEC_BYTE])
-#define DS1216_MIN(buf)		(buf[DS1216_MIN_BYTE])
-#define DS1216_HOUR(buf)	(buf[DS1216_HOUR_BYTE] & DS1216_HOUR_MASK)
-#define DS1216_AMPM(buf)	(buf[DS1216_HOUR_BYTE] & DS1216_AMPM_MASK)
-#define DS1216_1224(buf)	(buf[DS1216_HOUR_BYTE] & DS1216_1224_MASK)
-#define DS1216_DATE(buf)	(buf[DS1216_DATE_BYTE] & DS1216_DATE_MASK)
-#define DS1216_MONTH(buf)	(buf[DS1216_MONTH_BYTE] & DS1216_MONTH_MASK)
-#define DS1216_YEAR(buf)	(buf[DS1216_YEAR_BYTE])
-
-#endif