[MIPS] Remove unused saa9730_uart.h.

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

include/asm-mips/mips-boards/saa9730_uart.h

-/*
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 2000 MIPS Technologies, Inc.  All rights reserved.
- *
- * ########################################################################
- *
- *  This program is free software; you can distribute it and/or modify it
- *  under the terms of the GNU General Public License (Version 2) as
- *  published by the Free Software Foundation.
- *
- *  This program is distributed in the hope it will be useful, but WITHOUT
- *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- *  for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * ########################################################################
- *
- * Register definitions for the UART part of the Philips SAA9730 chip.
- *
- */
-
-#ifndef SAA9730_UART_H
-#define SAA9730_UART_H
-
-/* The SAA9730 UART register map, as seen via the PCI bus */
-
-#define SAA9730_UART_REGS_ADDR	0x21800
-
-struct uart_saa9730_regmap {
-	volatile unsigned char Thr_Rbr;
-	volatile unsigned char Ier;
-	volatile unsigned char Iir_Fcr;
-	volatile unsigned char Lcr;
-	volatile unsigned char Mcr;
-	volatile unsigned char Lsr;
-	volatile unsigned char Msr;
-	volatile unsigned char Scr;
-	volatile unsigned char BaudDivLsb;
-	volatile unsigned char BaudDivMsb;
-	volatile unsigned char Junk0;
-	volatile unsigned char Junk1;
-	volatile unsigned int Config;		/* 0x2180c */
-	volatile unsigned int TxStart;		/* 0x21810 */
-	volatile unsigned int TxLength;		/* 0x21814 */
-	volatile unsigned int TxCounter;	/* 0x21818 */
-	volatile unsigned int RxStart;		/* 0x2181c */
-	volatile unsigned int RxLength;		/* 0x21820 */
-	volatile unsigned int RxCounter;	/* 0x21824 */
-};
-typedef volatile struct uart_saa9730_regmap t_uart_saa9730_regmap;
-
-/*
- * Only a subset of the UART control bits are defined here,
- * enough to make the serial debug port work.
- */
-
-#define SAA9730_LCR_DATA8	0x03
-
-#define SAA9730_MCR_DTR		0x01
-#define SAA9730_MCR_RTS		0x02
-
-#define SAA9730_LSR_DR		0x01
-#define SAA9730_LSR_THRE	0x20
-
-#endif /* !(SAA9730_UART_H) */