[MIPS] TXx9: Reorganize code

Move arch/mips/{jmr3927,tx4927,tx4938} into arch/mips/txx9/ tree.
This will help more code sharing and maintainance.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

10 files changed, 0 insertions, 1450 deletions

diff --git a/arch/mips/tx4927/Kconfig b/arch/mips/tx4927/Kconfig
deleted file mode 100644
index 5fbbe12e0fc1..000000000000
--- a/arch/mips/tx4927/Kconfig
+++ /dev/null
@@ -1,3 +0,0 @@
-config TOSHIBA_FPCIB0
-	bool "FPCIB0 Backplane Support"
-	depends on TOSHIBA_RBTX4927
diff --git a/arch/mips/tx4927/common/Makefile b/arch/mips/tx4927/common/Makefile
deleted file mode 100644
index a7fe76a64964..000000000000
--- a/arch/mips/tx4927/common/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# Makefile for common code for Toshiba TX4927 based systems
-#
-
-obj-y	+= tx4927_prom.o tx4927_irq.o
-
-obj-$(CONFIG_TOSHIBA_FPCIB0)	   += smsc_fdc37m81x.o
-obj-$(CONFIG_KGDB)                 += tx4927_dbgio.o
-
-EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/tx4927/common/smsc_fdc37m81x.c b/arch/mips/tx4927/common/smsc_fdc37m81x.c
deleted file mode 100644
index 33f517bc9a08..000000000000
--- a/arch/mips/tx4927/common/smsc_fdc37m81x.c
+++ /dev/null
@@ -1,172 +0,0 @@
-/*
- * Interface for smsc fdc48m81x Super IO chip
- *
- * Author: MontaVista Software, Inc. source@mvista.com
- *
- * 2001-2003 (c) MontaVista Software, Inc. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- *
- * Copyright 2004 (c) MontaVista Software, Inc.
- */
-#include <linux/init.h>
-#include <linux/types.h>
-#include <asm/io.h>
-#include <asm/tx4927/smsc_fdc37m81x.h>
-
-#define DEBUG
-
-/* Common Registers */
-#define SMSC_FDC37M81X_CONFIG_INDEX  0x00
-#define SMSC_FDC37M81X_CONFIG_DATA   0x01
-#define SMSC_FDC37M81X_CONF          0x02
-#define SMSC_FDC37M81X_INDEX         0x03
-#define SMSC_FDC37M81X_DNUM          0x07
-#define SMSC_FDC37M81X_DID           0x20
-#define SMSC_FDC37M81X_DREV          0x21
-#define SMSC_FDC37M81X_PCNT          0x22
-#define SMSC_FDC37M81X_PMGT          0x23
-#define SMSC_FDC37M81X_OSC           0x24
-#define SMSC_FDC37M81X_CONFPA0       0x26
-#define SMSC_FDC37M81X_CONFPA1       0x27
-#define SMSC_FDC37M81X_TEST4         0x2B
-#define SMSC_FDC37M81X_TEST5         0x2C
-#define SMSC_FDC37M81X_TEST1         0x2D
-#define SMSC_FDC37M81X_TEST2         0x2E
-#define SMSC_FDC37M81X_TEST3         0x2F
-
-/* Logical device numbers */
-#define SMSC_FDC37M81X_FDD           0x00
-#define SMSC_FDC37M81X_SERIAL1       0x04
-#define SMSC_FDC37M81X_SERIAL2       0x05
-#define SMSC_FDC37M81X_KBD           0x07
-
-/* Logical device Config Registers */
-#define SMSC_FDC37M81X_ACTIVE        0x30
-#define SMSC_FDC37M81X_BASEADDR0     0x60
-#define SMSC_FDC37M81X_BASEADDR1     0x61
-#define SMSC_FDC37M81X_INT           0x70
-#define SMSC_FDC37M81X_INT2          0x72
-#define SMSC_FDC37M81X_MODE          0xF0
-
-/* Chip Config Values */
-#define SMSC_FDC37M81X_CONFIG_ENTER  0x55
-#define SMSC_FDC37M81X_CONFIG_EXIT   0xaa
-#define SMSC_FDC37M81X_CHIP_ID       0x4d
-
-static unsigned long g_smsc_fdc37m81x_base = 0;
-
-static inline unsigned char smsc_fdc37m81x_rd(unsigned char index)
-{
-	outb(index, g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX);
-
-	return inb(g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_DATA);
-}
-
-static inline void smsc_dc37m81x_wr(unsigned char index, unsigned char data)
-{
-	outb(index, g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX);
-	outb(data, g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_DATA);
-}
-
-void smsc_fdc37m81x_config_beg(void)
-{
-	if (g_smsc_fdc37m81x_base) {
-		outb(SMSC_FDC37M81X_CONFIG_ENTER,
-		     g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX);
-	}
-}
-
-void smsc_fdc37m81x_config_end(void)
-{
-	if (g_smsc_fdc37m81x_base)
-		outb(SMSC_FDC37M81X_CONFIG_EXIT,
-		     g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX);
-}
-
-u8 smsc_fdc37m81x_config_get(u8 reg)
-{
-	u8 val = 0;
-
-	if (g_smsc_fdc37m81x_base)
-		val = smsc_fdc37m81x_rd(reg);
-
-	return val;
-}
-
-void smsc_fdc37m81x_config_set(u8 reg, u8 val)
-{
-	if (g_smsc_fdc37m81x_base)
-		smsc_dc37m81x_wr(reg, val);
-}
-
-unsigned long __init smsc_fdc37m81x_init(unsigned long port)
-{
-	const int field = sizeof(unsigned long) * 2;
-	u8 chip_id;
-
-	if (g_smsc_fdc37m81x_base)
-		printk("smsc_fdc37m81x_init() stepping on old base=0x%0*lx\n",
-		       field, g_smsc_fdc37m81x_base);
-
-	g_smsc_fdc37m81x_base = port;
-
-	smsc_fdc37m81x_config_beg();
-
-	chip_id = smsc_fdc37m81x_rd(SMSC_FDC37M81X_DID);
-	if (chip_id == SMSC_FDC37M81X_CHIP_ID)
-		smsc_fdc37m81x_config_end();
-	else {
-		printk("smsc_fdc37m81x_init() unknow chip id 0x%02x\n",
-		       chip_id);
-		g_smsc_fdc37m81x_base = 0;
-	}
-
-	return g_smsc_fdc37m81x_base;
-}
-
-#ifdef DEBUG
-void smsc_fdc37m81x_config_dump_one(char *key, u8 dev, u8 reg)
-{
-	printk("%s: dev=0x%02x reg=0x%02x val=0x%02x\n", key, dev, reg,
-	       smsc_fdc37m81x_rd(reg));
-}
-
-void smsc_fdc37m81x_config_dump(void)
-{
-	u8 orig;
-	char *fname = "smsc_fdc37m81x_config_dump()";
-
-	smsc_fdc37m81x_config_beg();
-
-	orig = smsc_fdc37m81x_rd(SMSC_FDC37M81X_DNUM);
-
-	printk("%s: common\n", fname);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE,
-				       SMSC_FDC37M81X_DNUM);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE,
-				       SMSC_FDC37M81X_DID);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE,
-				       SMSC_FDC37M81X_DREV);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE,
-				       SMSC_FDC37M81X_PCNT);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE,
-				       SMSC_FDC37M81X_PMGT);
-
-	printk("%s: keyboard\n", fname);
-	smsc_dc37m81x_wr(SMSC_FDC37M81X_DNUM, SMSC_FDC37M81X_KBD);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD,
-				       SMSC_FDC37M81X_ACTIVE);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD,
-				       SMSC_FDC37M81X_INT);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD,
-				       SMSC_FDC37M81X_INT2);
-	smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD,
-				       SMSC_FDC37M81X_LDCR_F0);
-
-	smsc_dc37m81x_wr(SMSC_FDC37M81X_DNUM, orig);
-
-	smsc_fdc37m81x_config_end();
-}
-#endif
diff --git a/arch/mips/tx4927/common/tx4927_dbgio.c b/arch/mips/tx4927/common/tx4927_dbgio.c
deleted file mode 100644
index ea1ff23f4b72..000000000000
--- a/arch/mips/tx4927/common/tx4927_dbgio.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * linux/arch/mips/tx4927/common/tx4927_dbgio.c
- *
- * kgdb interface for gdb
- *
- * Author: MontaVista Software, Inc.
- *         source@mvista.com
- *
- * Copyright 2001-2002 MontaVista Software Inc.
- *
- *  This program is free software; you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License as published by the
- *  Free Software Foundation; either version 2 of the License, or (at your
- *  option) any later version.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- *  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- *  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- *  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  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.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/types.h>
-
-u8 getDebugChar(void)
-{
-	extern u8 txx9_sio_kdbg_rd(void);
-	return (txx9_sio_kdbg_rd());
-}
-
-int putDebugChar(u8 byte)
-{
-	extern int txx9_sio_kdbg_wr( u8 ch );
-	return (txx9_sio_kdbg_wr(byte));
-}
diff --git a/arch/mips/tx4927/common/tx4927_irq.c b/arch/mips/tx4927/common/tx4927_irq.c
deleted file mode 100644
index 0aabd57fdad2..000000000000
--- a/arch/mips/tx4927/common/tx4927_irq.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * Common tx4927 irq handler
- *
- * Author: MontaVista Software, Inc.
- *         source@mvista.com
- *
- *  under the terms of the GNU General Public License as published by the
- *  Free Software Foundation; either version 2 of the License, or (at your
- *  option) any later version.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- *  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- *  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- *  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  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.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <asm/irq_cpu.h>
-#include <asm/mipsregs.h>
-#include <asm/tx4927/tx4927.h>
-#ifdef CONFIG_TOSHIBA_RBTX4927
-#include <asm/tx4927/toshiba_rbtx4927.h>
-#endif
-
-void __init tx4927_irq_init(void)
-{
-	mips_cpu_irq_init();
-	txx9_irq_init(TX4927_IRC_REG);
-	set_irq_chained_handler(TX4927_IRQ_NEST_PIC_ON_CP0, handle_simple_irq);
-}
-
-asmlinkage void plat_irq_dispatch(void)
-{
-	unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM;
-
-	if (pending & STATUSF_IP7)			/* cpu timer */
-		do_IRQ(TX4927_IRQ_CPU_TIMER);
-	else if (pending & STATUSF_IP2) {		/* tx4927 pic */
-		int irq = txx9_irq();
-#ifdef CONFIG_TOSHIBA_RBTX4927
-		if (irq == TX4927_IRQ_NEST_EXT_ON_PIC)
-			irq = toshiba_rbtx4927_irq_nested(irq);
-#endif
-		if (unlikely(irq < 0)) {
-			spurious_interrupt();
-			return;
-		}
-		do_IRQ(irq);
-	} else if (pending & STATUSF_IP0)		/* user line 0 */
-		do_IRQ(TX4927_IRQ_USER0);
-	else if (pending & STATUSF_IP1)			/* user line 1 */
-		do_IRQ(TX4927_IRQ_USER1);
-	else
-		spurious_interrupt();
-}
diff --git a/arch/mips/tx4927/common/tx4927_prom.c b/arch/mips/tx4927/common/tx4927_prom.c
deleted file mode 100644
index cc2aa9d63e82..000000000000
--- a/arch/mips/tx4927/common/tx4927_prom.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * linux/arch/mips/tx4927/common/tx4927_prom.c
- *
- * common tx4927 memory interface
- *
- * Author: MontaVista Software, Inc.
- *         source@mvista.com
- *
- * Copyright 2001-2002 MontaVista Software Inc.
- *
- *  This program is free software; you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License as published by the
- *  Free Software Foundation; either version 2 of the License, or (at your
- *  option) any later version.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- *  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- *  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- *  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  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.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/io.h>
-#include <asm/tx4927/tx4927.h>
-
-static unsigned int __init tx4927_process_sdccr(unsigned long addr)
-{
-	u64 val;
-	unsigned int sdccr_ce;
-	unsigned int sdccr_bs;
-	unsigned int sdccr_rs;
-	unsigned int sdccr_cs;
-	unsigned int sdccr_mw;
-	unsigned int bs = 0;
-	unsigned int rs = 0;
-	unsigned int cs = 0;
-	unsigned int mw = 0;
-	unsigned int msize = 0;
-
-	val = __raw_readq((void __iomem *)addr);
-
-	/* MVMCP -- need #defs for these bits masks */
-	sdccr_ce = ((val & (1 << 10)) >> 10);
-	sdccr_bs = ((val & (1 << 8)) >> 8);
-	sdccr_rs = ((val & (3 << 5)) >> 5);
-	sdccr_cs = ((val & (3 << 2)) >> 2);
-	sdccr_mw = ((val & (1 << 0)) >> 0);
-
-	if (sdccr_ce) {
-		switch (sdccr_bs) {
-		case 0:{
-				bs = 2;
-				break;
-			}
-		case 1:{
-				bs = 4;
-				break;
-			}
-		}
-		switch (sdccr_rs) {
-		case 0:{
-				rs = 2048;
-				break;
-			}
-		case 1:{
-				rs = 4096;
-				break;
-			}
-		case 2:{
-				rs = 8192;
-				break;
-			}
-		case 3:{
-				rs = 0;
-				break;
-			}
-		}
-		switch (sdccr_cs) {
-		case 0:{
-				cs = 256;
-				break;
-			}
-		case 1:{
-				cs = 512;
-				break;
-			}
-		case 2:{
-				cs = 1024;
-				break;
-			}
-		case 3:{
-				cs = 2048;
-				break;
-			}
-		}
-		switch (sdccr_mw) {
-		case 0:{
-				mw = 8;
-				break;
-			}	/* 8 bytes = 64 bits */
-		case 1:{
-				mw = 4;
-				break;
-			}	/* 4 bytes = 32 bits */
-		}
-	}
-
-	/*            bytes per chip     MB per chip      num chips */
-	msize = (((rs * cs * mw) / (1024 * 1024)) * bs);
-
-	return (msize);
-}
-
-
-unsigned int __init tx4927_get_mem_size(void)
-{
-	unsigned int c0;
-	unsigned int c1;
-	unsigned int c2;
-	unsigned int c3;
-	unsigned int total;
-
-	/* MVMCP -- need #defs for these registers */
-	c0 = tx4927_process_sdccr(0xff1f8000);
-	c1 = tx4927_process_sdccr(0xff1f8008);
-	c2 = tx4927_process_sdccr(0xff1f8010);
-	c3 = tx4927_process_sdccr(0xff1f8018);
-	total = c0 + c1 + c2 + c3;
-
-	return (total);
-}
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/Makefile b/arch/mips/tx4927/toshiba_rbtx4927/Makefile
deleted file mode 100644
index 13f96725d772..000000000000
--- a/arch/mips/tx4927/toshiba_rbtx4927/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-obj-y	+= toshiba_rbtx4927_prom.o
-obj-y	+= toshiba_rbtx4927_setup.o
-obj-y	+= toshiba_rbtx4927_irq.o
-
-EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
deleted file mode 100644
index c18901a75cc4..000000000000
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * linux/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
- *
- * Toshiba RBTX4927 specific interrupt handlers
- *
- * Author: MontaVista Software, Inc.
- *         source@mvista.com
- *
- * Copyright 2001-2002 MontaVista Software Inc.
- *
- *  This program is free software; you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License as published by the
- *  Free Software Foundation; either version 2 of the License, or (at your
- *  option) any later version.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- *  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- *  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- *  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  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.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-/*
-IRQ  Device
-00   RBTX4927-ISA/00
-01   RBTX4927-ISA/01 PS2/Keyboard
-02   RBTX4927-ISA/02 Cascade RBTX4927-ISA (irqs 8-15)
-03   RBTX4927-ISA/03
-04   RBTX4927-ISA/04
-05   RBTX4927-ISA/05
-06   RBTX4927-ISA/06
-07   RBTX4927-ISA/07
-08   RBTX4927-ISA/08
-09   RBTX4927-ISA/09
-10   RBTX4927-ISA/10
-11   RBTX4927-ISA/11
-12   RBTX4927-ISA/12 PS2/Mouse (not supported at this time)
-13   RBTX4927-ISA/13
-14   RBTX4927-ISA/14 IDE
-15   RBTX4927-ISA/15
-
-16   TX4927-CP0/00 Software 0
-17   TX4927-CP0/01 Software 1
-18   TX4927-CP0/02 Cascade TX4927-CP0
-19   TX4927-CP0/03 Multiplexed -- do not use
-20   TX4927-CP0/04 Multiplexed -- do not use
-21   TX4927-CP0/05 Multiplexed -- do not use
-22   TX4927-CP0/06 Multiplexed -- do not use
-23   TX4927-CP0/07 CPU TIMER
-
-24   TX4927-PIC/00
-25   TX4927-PIC/01
-26   TX4927-PIC/02
-27   TX4927-PIC/03 Cascade RBTX4927-IOC
-28   TX4927-PIC/04
-29   TX4927-PIC/05 RBTX4927 RTL-8019AS ethernet
-30   TX4927-PIC/06
-31   TX4927-PIC/07
-32   TX4927-PIC/08 TX4927 SerialIO Channel 0
-33   TX4927-PIC/09 TX4927 SerialIO Channel 1
-34   TX4927-PIC/10
-35   TX4927-PIC/11
-36   TX4927-PIC/12
-37   TX4927-PIC/13
-38   TX4927-PIC/14
-39   TX4927-PIC/15
-40   TX4927-PIC/16 TX4927 PCI PCI-C
-41   TX4927-PIC/17
-42   TX4927-PIC/18
-43   TX4927-PIC/19
-44   TX4927-PIC/20
-45   TX4927-PIC/21
-46   TX4927-PIC/22 TX4927 PCI PCI-ERR
-47   TX4927-PIC/23 TX4927 PCI PCI-PMA (not used)
-48   TX4927-PIC/24
-49   TX4927-PIC/25
-50   TX4927-PIC/26
-51   TX4927-PIC/27
-52   TX4927-PIC/28
-53   TX4927-PIC/29
-54   TX4927-PIC/30
-55   TX4927-PIC/31
-
-56 RBTX4927-IOC/00 FPCIB0 PCI-D PJ4/A PJ5/B SB/C PJ6/D PJ7/A (SouthBridge/NotUsed)        [RTL-8139=PJ4]
-57 RBTX4927-IOC/01 FPCIB0 PCI-C PJ4/D PJ5/A SB/B PJ6/C PJ7/D (SouthBridge/NotUsed)        [RTL-8139=PJ5]
-58 RBTX4927-IOC/02 FPCIB0 PCI-B PJ4/C PJ5/D SB/A PJ6/B PJ7/C (SouthBridge/IDE/pin=1,INTR) [RTL-8139=NotSupported]
-59 RBTX4927-IOC/03 FPCIB0 PCI-A PJ4/B PJ5/C SB/D PJ6/A PJ7/B (SouthBridge/USB/pin=4)      [RTL-8139=PJ6]
-60 RBTX4927-IOC/04
-61 RBTX4927-IOC/05
-62 RBTX4927-IOC/06
-63 RBTX4927-IOC/07
-
-NOTES:
-SouthBridge/INTR is mapped to SouthBridge/A=PCI-B/#58
-SouthBridge/ISA/pin=0 no pci irq used by this device
-SouthBridge/IDE/pin=1 no pci irq used by this device, using INTR via ISA IRQ14
-SouthBridge/USB/pin=4 using pci irq SouthBridge/D=PCI-A=#59
-SouthBridge/PMC/pin=0 no pci irq used by this device
-SuperIO/PS2/Keyboard, using INTR via ISA IRQ1
-SuperIO/PS2/Mouse, using INTR via ISA IRQ12 (mouse not currently supported)
-JP7 is not bus master -- do NOT use -- only 4 pci bus master's allowed -- SouthBridge, JP4, JP5, JP6
-*/
-
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <asm/io.h>
-#ifdef CONFIG_TOSHIBA_FPCIB0
-#include <asm/i8259.h>
-#endif
-#include <asm/tx4927/toshiba_rbtx4927.h>
-
-#define TOSHIBA_RBTX4927_IRQ_IOC_RAW_BEG   0
-#define TOSHIBA_RBTX4927_IRQ_IOC_RAW_END   7
-
-#define TOSHIBA_RBTX4927_IRQ_IOC_BEG  ((TX4927_IRQ_PIC_END+1)+TOSHIBA_RBTX4927_IRQ_IOC_RAW_BEG)	/* 56 */
-#define TOSHIBA_RBTX4927_IRQ_IOC_END  ((TX4927_IRQ_PIC_END+1)+TOSHIBA_RBTX4927_IRQ_IOC_RAW_END)	/* 63 */
-
-#define TOSHIBA_RBTX4927_IRQ_NEST_IOC_ON_PIC TX4927_IRQ_NEST_EXT_ON_PIC
-#define TOSHIBA_RBTX4927_IRQ_NEST_ISA_ON_IOC (TOSHIBA_RBTX4927_IRQ_IOC_BEG+2)
-
-extern int tx4927_using_backplane;
-
-static void toshiba_rbtx4927_irq_ioc_enable(unsigned int irq);
-static void toshiba_rbtx4927_irq_ioc_disable(unsigned int irq);
-
-#define TOSHIBA_RBTX4927_IOC_NAME "RBTX4927-IOC"
-static struct irq_chip toshiba_rbtx4927_irq_ioc_type = {
-	.name = TOSHIBA_RBTX4927_IOC_NAME,
-	.ack = toshiba_rbtx4927_irq_ioc_disable,
-	.mask = toshiba_rbtx4927_irq_ioc_disable,
-	.mask_ack = toshiba_rbtx4927_irq_ioc_disable,
-	.unmask = toshiba_rbtx4927_irq_ioc_enable,
-};
-#define TOSHIBA_RBTX4927_IOC_INTR_ENAB (void __iomem *)0xbc002000UL
-#define TOSHIBA_RBTX4927_IOC_INTR_STAT (void __iomem *)0xbc002006UL
-
-int toshiba_rbtx4927_irq_nested(int sw_irq)
-{
-	u8 level3;
-
-	level3 = readb(TOSHIBA_RBTX4927_IOC_INTR_STAT) & 0x1f;
-	if (level3) {
-		sw_irq = TOSHIBA_RBTX4927_IRQ_IOC_BEG + fls(level3) - 1;
-#ifdef CONFIG_TOSHIBA_FPCIB0
-		if (sw_irq == TOSHIBA_RBTX4927_IRQ_NEST_ISA_ON_IOC &&
-		    tx4927_using_backplane) {
-			int irq = i8259_irq();
-			if (irq >= 0)
-				sw_irq = irq;
-		}
-#endif
-	}
-	return (sw_irq);
-}
-
-static struct irqaction toshiba_rbtx4927_irq_ioc_action = {
-	.handler	= no_action,
-	.flags		= IRQF_SHARED,
-	.mask		= CPU_MASK_NONE,
-	.name		= TOSHIBA_RBTX4927_IOC_NAME
-};
-
-static void __init toshiba_rbtx4927_irq_ioc_init(void)
-{
-	int i;
-
-	for (i = TOSHIBA_RBTX4927_IRQ_IOC_BEG;
-	     i <= TOSHIBA_RBTX4927_IRQ_IOC_END; i++)
-		set_irq_chip_and_handler(i, &toshiba_rbtx4927_irq_ioc_type,
-					 handle_level_irq);
-
-	setup_irq(TOSHIBA_RBTX4927_IRQ_NEST_IOC_ON_PIC,
-		  &toshiba_rbtx4927_irq_ioc_action);
-}
-
-static void toshiba_rbtx4927_irq_ioc_enable(unsigned int irq)
-{
-	unsigned char v;
-
-	v = readb(TOSHIBA_RBTX4927_IOC_INTR_ENAB);
-	v |= (1 << (irq - TOSHIBA_RBTX4927_IRQ_IOC_BEG));
-	writeb(v, TOSHIBA_RBTX4927_IOC_INTR_ENAB);
-}
-
-static void toshiba_rbtx4927_irq_ioc_disable(unsigned int irq)
-{
-	unsigned char v;
-
-	v = readb(TOSHIBA_RBTX4927_IOC_INTR_ENAB);
-	v &= ~(1 << (irq - TOSHIBA_RBTX4927_IRQ_IOC_BEG));
-	writeb(v, TOSHIBA_RBTX4927_IOC_INTR_ENAB);
-	mmiowb();
-}
-
-void __init arch_init_irq(void)
-{
-	extern void tx4927_irq_init(void);
-
-	tx4927_irq_init();
-	toshiba_rbtx4927_irq_ioc_init();
-#ifdef CONFIG_TOSHIBA_FPCIB0
-	if (tx4927_using_backplane)
-		init_i8259_irqs();
-#endif
-	/* Onboard 10M Ether: High Active */
-	set_irq_type(RBTX4927_RTL_8019_IRQ, IRQF_TRIGGER_HIGH);
-}
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
deleted file mode 100644
index fdbad4bc6021..000000000000
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_prom.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * rbtx4927 specific prom routines
- *
- * Author: MontaVista Software, Inc.
- *         source@mvista.com
- *
- * Copyright 2001-2002 MontaVista Software Inc.
- *
- * Copyright (C) 2004 MontaVista Software Inc.
- * Author: Manish Lachwani, mlachwani@mvista.com
- *
- *  This program is free software; you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License as published by the
- *  Free Software Foundation; either version 2 of the License, or (at your
- *  option) any later version.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- *  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- *  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- *  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  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.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/init.h>
-#include <linux/string.h>
-#include <asm/bootinfo.h>
-#include <asm/cpu.h>
-#include <asm/mipsregs.h>
-#include <asm/tx4927/tx4927.h>
-
-void __init prom_init_cmdline(void)
-{
-	int argc = (int) fw_arg0;
-	char **argv = (char **) fw_arg1;
-	int i;			/* Always ignore the "-c" at argv[0] */
-
-	/* ignore all built-in args if any f/w args given */
-	if (argc > 1) {
-		*arcs_cmdline = '\0';
-	}
-
-	for (i = 1; i < argc; i++) {
-		if (i != 1) {
-			strcat(arcs_cmdline, " ");
-		}
-		strcat(arcs_cmdline, argv[i]);
-	}
-}
-
-void __init prom_init(void)
-{
-	extern int tx4927_get_mem_size(void);
-	extern char* toshiba_name;
-	int msize;
-
-	prom_init_cmdline();
-
-	if ((read_c0_prid() & 0xff) == PRID_REV_TX4927) {
-		mips_machtype = MACH_TOSHIBA_RBTX4927;
-		toshiba_name  = "TX4927";
-	} else {
-		mips_machtype = MACH_TOSHIBA_RBTX4937;
-		toshiba_name  = "TX4937";
-	}
-
-	msize = tx4927_get_mem_size();
-	add_memory_region(0, msize << 20, BOOT_MEM_RAM);
-}
-
-void __init prom_free_prom_memory(void)
-{
-}
-
-const char *get_system_type(void)
-{
-	return "Toshiba RBTX4927/RBTX4937";
-}
-
-char * __init prom_getcmdline(void)
-{
-        return &(arcs_cmdline[0]);
-}
-
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
deleted file mode 100644
index 185f303c0e2a..000000000000
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
+++ /dev/null
@@ -1,703 +0,0 @@
-/*
- * Toshiba rbtx4927 specific setup
- *
- * Author: MontaVista Software, Inc.
- *         source@mvista.com
- *
- * Copyright 2001-2002 MontaVista Software Inc.
- *
- * Copyright (C) 1996, 97, 2001, 04  Ralf Baechle (ralf@linux-mips.org)
- * Copyright (C) 2000 RidgeRun, Inc.
- * Author: RidgeRun, Inc.
- *   glonnon@ridgerun.com, skranz@ridgerun.com, stevej@ridgerun.com
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * Copyright 2002 MontaVista Software Inc.
- * Author: Michael Pruznick, michael_pruznick@mvista.com
- *
- * Copyright (C) 2000-2001 Toshiba Corporation
- *
- * Copyright (C) 2004 MontaVista Software Inc.
- * Author: Manish Lachwani, mlachwani@mvista.com
- *
- *  This program is free software; you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License as published by the
- *  Free Software Foundation; either version 2 of the License, or (at your
- *  option) any later version.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- *  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- *  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- *  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *  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.,
- *  675 Mass Ave, Cambridge, MA 02139, USA.
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/pci.h>
-#include <linux/pm.h>
-#include <linux/platform_device.h>
-#include <linux/clk.h>
-
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/processor.h>
-#include <asm/reboot.h>
-#include <asm/time.h>
-#include <asm/txx9tmr.h>
-#ifdef CONFIG_TOSHIBA_FPCIB0
-#include <asm/tx4927/smsc_fdc37m81x.h>
-#endif
-#include <asm/tx4927/toshiba_rbtx4927.h>
-#ifdef CONFIG_SERIAL_TXX9
-#include <linux/serial_core.h>
-#endif
-
-/* These functions are used for rebooting or halting the machine*/
-extern void toshiba_rbtx4927_restart(char *command);
-extern void toshiba_rbtx4927_halt(void);
-extern void toshiba_rbtx4927_power_off(void);
-
-int tx4927_using_backplane = 0;
-
-extern void toshiba_rbtx4927_irq_setup(void);
-
-char *prom_getcmdline(void);
-
-#ifdef CONFIG_PCI
-#undef TX4927_SUPPORT_COMMAND_IO
-#undef  TX4927_SUPPORT_PCI_66
-int tx4927_cpu_clock = 100000000;	/* 100MHz */
-unsigned long mips_pci_io_base;
-unsigned long mips_pci_io_size;
-unsigned long mips_pci_mem_base;
-unsigned long mips_pci_mem_size;
-/* for legacy I/O, PCI I/O PCI Bus address must be 0 */
-unsigned long mips_pci_io_pciaddr = 0;
-unsigned long mips_memory_upper;
-static int tx4927_ccfg_toeon = 1;
-static int tx4927_pcic_trdyto = 0;	/* default: disabled */
-unsigned long tx4927_ce_base[8];
-int tx4927_pci66 = 0;		/* 0:auto */
-#endif
-
-char *toshiba_name = "";
-
-#ifdef CONFIG_PCI
-extern struct pci_controller tx4927_controller;
-
-static struct pci_dev *fake_pci_dev(struct pci_controller *hose,
-				    int top_bus, int busnr, int devfn)
-{
-	static struct pci_dev dev;
-	static struct pci_bus bus;
-
-	dev.sysdata = (void *)hose;
-	dev.devfn = devfn;
-	bus.number = busnr;
-	bus.ops = hose->pci_ops;
-	bus.parent = NULL;
-	dev.bus = &bus;
-
-	return &dev;
-}
-
-#define EARLY_PCI_OP(rw, size, type)                                    \
-static int early_##rw##_config_##size(struct pci_controller *hose,      \
-        int top_bus, int bus, int devfn, int offset, type value)        \
-{                                                                       \
-        return pci_##rw##_config_##size(                                \
-                fake_pci_dev(hose, top_bus, bus, devfn),                \
-                offset, value);                                         \
-}
-
-EARLY_PCI_OP(read, byte, u8 *)
-EARLY_PCI_OP(read, dword, u32 *)
-EARLY_PCI_OP(write, byte, u8)
-EARLY_PCI_OP(write, dword, u32)
-
-static int __init tx4927_pcibios_init(void)
-{
-	unsigned int id;
-	u32 pci_devfn;
-	int devfn_start = 0;
-	int devfn_stop = 0xff;
-	int busno = 0; /* One bus on the Toshiba */
-	struct pci_controller *hose = &tx4927_controller;
-
-	for (pci_devfn = devfn_start; pci_devfn < devfn_stop; pci_devfn++) {
-		early_read_config_dword(hose, busno, busno, pci_devfn,
-					PCI_VENDOR_ID, &id);
-
-		if (id == 0xffffffff) {
-			continue;
-		}
-
-		if (id == 0x94601055) {
-			u8 v08_64;
-			u32 v32_b0;
-			u8 v08_e1;
-
-			early_read_config_byte(hose, busno, busno,
-					       pci_devfn, 0x64, &v08_64);
-			early_read_config_dword(hose, busno, busno,
-						pci_devfn, 0xb0, &v32_b0);
-			early_read_config_byte(hose, busno, busno,
-					       pci_devfn, 0xe1, &v08_e1);
-
-			/* serial irq control */
-			v08_64 = 0xd0;
-
-			/* serial irq pin */
-			v32_b0 |= 0x00010000;
-
-			/* ide irq on isa14 */
-			v08_e1 &= 0xf0;
-			v08_e1 |= 0x0d;
-
-			early_write_config_byte(hose, busno, busno,
-						pci_devfn, 0x64, v08_64);
-			early_write_config_dword(hose, busno, busno,
-						 pci_devfn, 0xb0, v32_b0);
-			early_write_config_byte(hose, busno, busno,
-						pci_devfn, 0xe1, v08_e1);
-		}
-
-		if (id == 0x91301055) {
-			u8 v08_04;
-			u8 v08_09;
-			u8 v08_41;
-			u8 v08_43;
-			u8 v08_5c;
-
-			early_read_config_byte(hose, busno, busno,
-					       pci_devfn, 0x04, &v08_04);
-			early_read_config_byte(hose, busno, busno,
-					       pci_devfn, 0x09, &v08_09);
-			early_read_config_byte(hose, busno, busno,
-					       pci_devfn, 0x41, &v08_41);
-			early_read_config_byte(hose, busno, busno,
-					       pci_devfn, 0x43, &v08_43);
-			early_read_config_byte(hose, busno, busno,
-					       pci_devfn, 0x5c, &v08_5c);
-
-			/* enable ide master/io */
-			v08_04 |= (PCI_COMMAND_MASTER | PCI_COMMAND_IO);
-
-			/* enable ide native mode */
-			v08_09 |= 0x05;
-
-			/* enable primary ide */
-			v08_41 |= 0x80;
-
-			/* enable secondary ide */
-			v08_43 |= 0x80;
-
-			/*
-			 * !!! DO NOT REMOVE THIS COMMENT IT IS REQUIRED BY SMSC !!!
-			 *
-			 * This line of code is intended to provide the user with a work
-			 * around solution to the anomalies cited in SMSC's anomaly sheet
-			 * entitled, "SLC90E66 Functional Rev.J_0.1 Anomalies"".
-			 *
-			 * !!! DO NOT REMOVE THIS COMMENT IT IS REQUIRED BY SMSC !!!
-			 */
-			v08_5c |= 0x01;
-
-			early_write_config_byte(hose, busno, busno,
-						pci_devfn, 0x5c, v08_5c);
-			early_write_config_byte(hose, busno, busno,
-						pci_devfn, 0x04, v08_04);
-			early_write_config_byte(hose, busno, busno,
-						pci_devfn, 0x09, v08_09);
-			early_write_config_byte(hose, busno, busno,
-						pci_devfn, 0x41, v08_41);
-			early_write_config_byte(hose, busno, busno,
-						pci_devfn, 0x43, v08_43);
-		}
-
-	}
-
-	register_pci_controller(&tx4927_controller);
-	return 0;
-}
-
-arch_initcall(tx4927_pcibios_init);
-
-extern struct resource pci_io_resource;
-extern struct resource pci_mem_resource;
-
-void __init tx4927_pci_setup(void)
-{
-	static int called = 0;
-	extern unsigned int tx4927_get_mem_size(void);
-
-	mips_memory_upper = tx4927_get_mem_size() << 20;
-	mips_memory_upper += KSEG0;
-	mips_pci_io_base = TX4927_PCIIO;
-	mips_pci_io_size = TX4927_PCIIO_SIZE;
-	mips_pci_mem_base = TX4927_PCIMEM;
-	mips_pci_mem_size = TX4927_PCIMEM_SIZE;
-
-	if (!called) {
-		printk
-		    ("%s PCIC -- DID:%04x VID:%04x RID:%02x Arbiter:%s\n",
-		     toshiba_name,
-		     (unsigned short) (tx4927_pcicptr->pciid >> 16),
-		     (unsigned short) (tx4927_pcicptr->pciid & 0xffff),
-		     (unsigned short) (tx4927_pcicptr->pciccrev & 0xff),
-		     (!(tx4927_ccfgptr->
-			ccfg & TX4927_CCFG_PCIXARB)) ? "External" :
-		     "Internal");
-		called = 1;
-	}
-	printk("%s PCIC --%s PCICLK:", toshiba_name,
-	       (tx4927_ccfgptr->ccfg & TX4927_CCFG_PCI66) ? " PCI66" : "");
-	if (tx4927_ccfgptr->pcfg & TX4927_PCFG_PCICLKEN_ALL) {
-		int pciclk = 0;
-		if (mips_machtype == MACH_TOSHIBA_RBTX4937)
-			switch ((unsigned long) tx4927_ccfgptr->
-				ccfg & TX4937_CCFG_PCIDIVMODE_MASK) {
-			case TX4937_CCFG_PCIDIVMODE_4:
-				pciclk = tx4927_cpu_clock / 4;
-				break;
-			case TX4937_CCFG_PCIDIVMODE_4_5:
-				pciclk = tx4927_cpu_clock * 2 / 9;
-				break;
-			case TX4937_CCFG_PCIDIVMODE_5:
-				pciclk = tx4927_cpu_clock / 5;
-				break;
-			case TX4937_CCFG_PCIDIVMODE_5_5:
-				pciclk = tx4927_cpu_clock * 2 / 11;
-				break;
-			case TX4937_CCFG_PCIDIVMODE_8:
-				pciclk = tx4927_cpu_clock / 8;
-				break;
-			case TX4937_CCFG_PCIDIVMODE_9:
-				pciclk = tx4927_cpu_clock / 9;
-				break;
-			case TX4937_CCFG_PCIDIVMODE_10:
-				pciclk = tx4927_cpu_clock / 10;
-				break;
-			case TX4937_CCFG_PCIDIVMODE_11:
-				pciclk = tx4927_cpu_clock / 11;
-				break;
-			}
-
-		else
-			switch ((unsigned long) tx4927_ccfgptr->
-				ccfg & TX4927_CCFG_PCIDIVMODE_MASK) {
-			case TX4927_CCFG_PCIDIVMODE_2_5:
-				pciclk = tx4927_cpu_clock * 2 / 5;
-				break;
-			case TX4927_CCFG_PCIDIVMODE_3:
-				pciclk = tx4927_cpu_clock / 3;
-				break;
-			case TX4927_CCFG_PCIDIVMODE_5:
-				pciclk = tx4927_cpu_clock / 5;
-				break;
-			case TX4927_CCFG_PCIDIVMODE_6:
-				pciclk = tx4927_cpu_clock / 6;
-				break;
-			}
-
-		printk("Internal(%dMHz)", pciclk / 1000000);
-	} else
-		printk("External");
-	printk("\n");
-
-	/* GB->PCI mappings */
-	tx4927_pcicptr->g2piomask = (mips_pci_io_size - 1) >> 4;
-	tx4927_pcicptr->g2piogbase = mips_pci_io_base |
-#ifdef __BIG_ENDIAN
-	    TX4927_PCIC_G2PIOGBASE_ECHG
-#else
-	    TX4927_PCIC_G2PIOGBASE_BSDIS
-#endif
-	    ;
-
-	tx4927_pcicptr->g2piopbase = 0;
-
-	tx4927_pcicptr->g2pmmask[0] = (mips_pci_mem_size - 1) >> 4;
-	tx4927_pcicptr->g2pmgbase[0] = mips_pci_mem_base |
-#ifdef __BIG_ENDIAN
-	    TX4927_PCIC_G2PMnGBASE_ECHG
-#else
-	    TX4927_PCIC_G2PMnGBASE_BSDIS
-#endif
-	    ;
-	tx4927_pcicptr->g2pmpbase[0] = mips_pci_mem_base;
-
-	tx4927_pcicptr->g2pmmask[1] = 0;
-	tx4927_pcicptr->g2pmgbase[1] = 0;
-	tx4927_pcicptr->g2pmpbase[1] = 0;
-	tx4927_pcicptr->g2pmmask[2] = 0;
-	tx4927_pcicptr->g2pmgbase[2] = 0;
-	tx4927_pcicptr->g2pmpbase[2] = 0;
-
-
-	/* PCI->GB mappings (I/O 256B) */
-	tx4927_pcicptr->p2giopbase = 0;	/* 256B */
-
-	/* PCI->GB mappings (MEM 512MB) M0 gets all of memory */
-	tx4927_pcicptr->p2gm0plbase = 0;
-	tx4927_pcicptr->p2gm0pubase = 0;
-	tx4927_pcicptr->p2gmgbase[0] = 0 | TX4927_PCIC_P2GMnGBASE_TMEMEN |
-#ifdef __BIG_ENDIAN
-	    TX4927_PCIC_P2GMnGBASE_TECHG
-#else
-	    TX4927_PCIC_P2GMnGBASE_TBSDIS
-#endif
-	    ;
-
-	/* PCI->GB mappings (MEM 16MB) -not used */
-	tx4927_pcicptr->p2gm1plbase = 0xffffffff;
-	tx4927_pcicptr->p2gm1pubase = 0xffffffff;
-	tx4927_pcicptr->p2gmgbase[1] = 0;
-
-	/* PCI->GB mappings (MEM 1MB) -not used */
-	tx4927_pcicptr->p2gm2pbase = 0xffffffff;
-	tx4927_pcicptr->p2gmgbase[2] = 0;
-
-
-	/* Enable Initiator Memory 0 Space, I/O Space, Config */
-	tx4927_pcicptr->pciccfg &= TX4927_PCIC_PCICCFG_LBWC_MASK;
-	tx4927_pcicptr->pciccfg |=
-	    TX4927_PCIC_PCICCFG_IMSE0 | TX4927_PCIC_PCICCFG_IISE |
-	    TX4927_PCIC_PCICCFG_ICAE | TX4927_PCIC_PCICCFG_ATR;
-
-
-	/* Do not use MEMMUL, MEMINF: YMFPCI card causes M_ABORT. */
-	tx4927_pcicptr->pcicfg1 = 0;
-
-	if (tx4927_pcic_trdyto >= 0) {
-		tx4927_pcicptr->g2ptocnt &= ~0xff;
-		tx4927_pcicptr->g2ptocnt |= (tx4927_pcic_trdyto & 0xff);
-	}
-
-	/* Clear All Local Bus Status */
-	tx4927_pcicptr->pcicstatus = TX4927_PCIC_PCICSTATUS_ALL;
-	/* Enable All Local Bus Interrupts */
-	tx4927_pcicptr->pcicmask = TX4927_PCIC_PCICSTATUS_ALL;
-	/* Clear All Initiator Status */
-	tx4927_pcicptr->g2pstatus = TX4927_PCIC_G2PSTATUS_ALL;
-	/* Enable All Initiator Interrupts */
-	tx4927_pcicptr->g2pmask = TX4927_PCIC_G2PSTATUS_ALL;
-	/* Clear All PCI Status Error */
-	tx4927_pcicptr->pcistatus =
-	    (tx4927_pcicptr->pcistatus & 0x0000ffff) |
-	    (TX4927_PCIC_PCISTATUS_ALL << 16);
-	/* Enable All PCI Status Error Interrupts */
-	tx4927_pcicptr->pcimask = TX4927_PCIC_PCISTATUS_ALL;
-
-	/* PCIC Int => IRC IRQ16 */
-	tx4927_pcicptr->pcicfg2 =
-	    (tx4927_pcicptr->pcicfg2 & 0xffffff00) | TX4927_IR_PCIC;
-
-	if (!(tx4927_ccfgptr->ccfg & TX4927_CCFG_PCIXARB)) {
-		/* XXX */
-	} else {
-		/* Reset Bus Arbiter */
-		tx4927_pcicptr->pbacfg = TX4927_PCIC_PBACFG_RPBA;
-		/* Enable Bus Arbiter */
-		tx4927_pcicptr->pbacfg = TX4927_PCIC_PBACFG_PBAEN;
-	}
-
-	tx4927_pcicptr->pcistatus = PCI_COMMAND_MASTER |
-	    PCI_COMMAND_MEMORY |
-	    PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
-}
-#endif /* CONFIG_PCI */
-
-static void __noreturn wait_forever(void)
-{
-	while (1)
-		if (cpu_wait)
-			(*cpu_wait)();
-}
-
-void toshiba_rbtx4927_restart(char *command)
-{
-	printk(KERN_NOTICE "System Rebooting...\n");
-
-	/* enable the s/w reset register */
-	writeb(RBTX4927_SW_RESET_ENABLE_SET, RBTX4927_SW_RESET_ENABLE);
-
-	/* wait for enable to be seen */
-	while ((readb(RBTX4927_SW_RESET_ENABLE) &
-		RBTX4927_SW_RESET_ENABLE_SET) == 0x00);
-
-	/* do a s/w reset */
-	writeb(RBTX4927_SW_RESET_DO_SET, RBTX4927_SW_RESET_DO);
-
-	/* do something passive while waiting for reset */
-	local_irq_disable();
-	wait_forever();
-	/* no return */
-}
-
-void toshiba_rbtx4927_halt(void)
-{
-	printk(KERN_NOTICE "System Halted\n");
-	local_irq_disable();
-	wait_forever();
-	/* no return */
-}
-
-void toshiba_rbtx4927_power_off(void)
-{
-	toshiba_rbtx4927_halt();
-	/* no return */
-}
-
-void __init plat_mem_setup(void)
-{
-	int i;
-	u32 cp0_config;
-	char *argptr;
-
-	printk("CPU is %s\n", toshiba_name);
-
-	/* f/w leaves this on at startup */
-	clear_c0_status(ST0_ERL);
-
-	/* enable caches -- HCP5 does this, pmon does not */
-	cp0_config = read_c0_config();
-	cp0_config = cp0_config & ~(TX49_CONF_IC | TX49_CONF_DC);
-	write_c0_config(cp0_config);
-
-	set_io_port_base(KSEG1 + TBTX4927_ISA_IO_OFFSET);
-
-	ioport_resource.end = 0xffffffff;
-	iomem_resource.end = 0xffffffff;
-
-	_machine_restart = toshiba_rbtx4927_restart;
-	_machine_halt = toshiba_rbtx4927_halt;
-	pm_power_off = toshiba_rbtx4927_power_off;
-
-	for (i = 0; i < TX4927_NR_TMR; i++)
-		txx9_tmr_init(TX4927_TMR_REG(0) & 0xfffffffffULL);
-
-#ifdef CONFIG_PCI
-
-	/* PCIC */
-	/*
-	   * ASSUMPTION: PCIDIVMODE is configured for PCI 33MHz or 66MHz.
-	   *
-	   * For TX4927:
-	   * PCIDIVMODE[12:11]'s initial value is given by S9[4:3] (ON:0, OFF:1).
-	   * CPU 166MHz: PCI 66MHz : PCIDIVMODE: 00 (1/2.5)
-	   * CPU 200MHz: PCI 66MHz : PCIDIVMODE: 01 (1/3)
-	   * CPU 166MHz: PCI 33MHz : PCIDIVMODE: 10 (1/5)
-	   * CPU 200MHz: PCI 33MHz : PCIDIVMODE: 11 (1/6)
-	   * i.e. S9[3]: ON (83MHz), OFF (100MHz)
-	   *
-	   * For TX4937:
-	   * PCIDIVMODE[12:11]'s initial value is given by S1[5:4] (ON:0, OFF:1)
-	   * PCIDIVMODE[10] is 0.
-	   * CPU 266MHz: PCI 33MHz : PCIDIVMODE: 000 (1/8)
-	   * CPU 266MHz: PCI 66MHz : PCIDIVMODE: 001 (1/4)
-	   * CPU 300MHz: PCI 33MHz : PCIDIVMODE: 010 (1/9)
-	   * CPU 300MHz: PCI 66MHz : PCIDIVMODE: 011 (1/4.5)
-	   * CPU 333MHz: PCI 33MHz : PCIDIVMODE: 100 (1/10)
-	   * CPU 333MHz: PCI 66MHz : PCIDIVMODE: 101 (1/5)
-	   *
-	 */
-	if (mips_machtype == MACH_TOSHIBA_RBTX4937)
-		switch ((unsigned long)tx4927_ccfgptr->
-			ccfg & TX4937_CCFG_PCIDIVMODE_MASK) {
-		case TX4937_CCFG_PCIDIVMODE_8:
-		case TX4937_CCFG_PCIDIVMODE_4:
-			tx4927_cpu_clock = 266666666;	/* 266MHz */
-			break;
-		case TX4937_CCFG_PCIDIVMODE_9:
-		case TX4937_CCFG_PCIDIVMODE_4_5:
-			tx4927_cpu_clock = 300000000;	/* 300MHz */
-			break;
-		default:
-			tx4927_cpu_clock = 333333333;	/* 333MHz */
-		}
-	else
-		switch ((unsigned long)tx4927_ccfgptr->
-			ccfg & TX4927_CCFG_PCIDIVMODE_MASK) {
-		case TX4927_CCFG_PCIDIVMODE_2_5:
-		case TX4927_CCFG_PCIDIVMODE_5:
-			tx4927_cpu_clock = 166666666;	/* 166MHz */
-			break;
-		default:
-			tx4927_cpu_clock = 200000000;	/* 200MHz */
-		}
-
-	/* CCFG */
-	/* do reset on watchdog */
-	tx4927_ccfgptr->ccfg |= TX4927_CCFG_WR;
-	/* enable Timeout BusError */
-	if (tx4927_ccfg_toeon)
-		tx4927_ccfgptr->ccfg |= TX4927_CCFG_TOE;
-
-	tx4927_pci_setup();
-	if (tx4927_using_backplane == 1)
-		printk("backplane board IS installed\n");
-	else
-		printk("No Backplane \n");
-
-	/* this is on ISA bus behind PCI bus, so need PCI up first */
-#ifdef CONFIG_TOSHIBA_FPCIB0
-	if (tx4927_using_backplane) {
-		smsc_fdc37m81x_init(0x3f0);
-		smsc_fdc37m81x_config_beg();
-		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_DNUM,
-					  SMSC_FDC37M81X_KBD);
-		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_INT, 1);
-		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_INT2, 12);
-		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_ACTIVE,
-					  1);
-		smsc_fdc37m81x_config_end();
-	}
-#endif
-#endif /* CONFIG_PCI */
-
-#ifdef CONFIG_SERIAL_TXX9
-	{
-		extern int early_serial_txx9_setup(struct uart_port *port);
-		struct uart_port req;
-		for(i = 0; i < 2; i++) {
-			memset(&req, 0, sizeof(req));
-			req.line = i;
-			req.iotype = UPIO_MEM;
-			req.membase = (char *)(0xff1ff300 + i * 0x100);
-			req.mapbase = 0xff1ff300 + i * 0x100;
-			req.irq = TX4927_IRQ_PIC_BEG + 8 + i;
-			req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
-			req.uartclk = 50000000;
-			early_serial_txx9_setup(&req);
-		}
-	}
-#ifdef CONFIG_SERIAL_TXX9_CONSOLE
-        argptr = prom_getcmdline();
-        if (strstr(argptr, "console=") == NULL) {
-                strcat(argptr, " console=ttyS0,38400");
-        }
-#endif
-#endif
-
-#ifdef CONFIG_ROOT_NFS
-        argptr = prom_getcmdline();
-        if (strstr(argptr, "root=") == NULL) {
-                strcat(argptr, " root=/dev/nfs rw");
-        }
-#endif
-
-#ifdef CONFIG_IP_PNP
-        argptr = prom_getcmdline();
-        if (strstr(argptr, "ip=") == NULL) {
-                strcat(argptr, " ip=any");
-        }
-#endif
-}
-
-void __init plat_time_init(void)
-{
-	mips_hpt_frequency = tx4927_cpu_clock / 2;
-	if (tx4927_ccfgptr->ccfg & TX4927_CCFG_TINTDIS)
-		txx9_clockevent_init(TX4927_TMR_REG(0) & 0xfffffffffULL,
-				     TXX9_IRQ_BASE + 17,
-				     50000000);
-}
-
-static int __init toshiba_rbtx4927_rtc_init(void)
-{
-	static struct resource __initdata res = {
-		.start	= 0x1c010000,
-		.end	= 0x1c010000 + 0x800 - 1,
-		.flags	= IORESOURCE_MEM,
-	};
-	struct platform_device *dev =
-		platform_device_register_simple("rtc-ds1742", -1, &res, 1);
-	return IS_ERR(dev) ? PTR_ERR(dev) : 0;
-}
-device_initcall(toshiba_rbtx4927_rtc_init);
-
-static int __init rbtx4927_ne_init(void)
-{
-	static struct resource __initdata res[] = {
-		{
-			.start	= RBTX4927_RTL_8019_BASE,
-			.end	= RBTX4927_RTL_8019_BASE + 0x20 - 1,
-			.flags	= IORESOURCE_IO,
-		}, {
-			.start	= RBTX4927_RTL_8019_IRQ,
-			.flags	= IORESOURCE_IRQ,
-		}
-	};
-	struct platform_device *dev =
-		platform_device_register_simple("ne", -1,
-						res, ARRAY_SIZE(res));
-	return IS_ERR(dev) ? PTR_ERR(dev) : 0;
-}
-device_initcall(rbtx4927_ne_init);
-
-/* Watchdog support */
-
-static int __init txx9_wdt_init(unsigned long base)
-{
-	struct resource res = {
-		.start	= base,
-		.end	= base + 0x100 - 1,
-		.flags	= IORESOURCE_MEM,
-	};
-	struct platform_device *dev =
-		platform_device_register_simple("txx9wdt", -1, &res, 1);
-	return IS_ERR(dev) ? PTR_ERR(dev) : 0;
-}
-
-static int __init rbtx4927_wdt_init(void)
-{
-	return txx9_wdt_init(TX4927_TMR_REG(2) & 0xfffffffffULL);
-}
-device_initcall(rbtx4927_wdt_init);
-
-/* Minimum CLK support */
-
-struct clk *clk_get(struct device *dev, const char *id)
-{
-	if (!strcmp(id, "imbus_clk"))
-		return (struct clk *)50000000;
-	return ERR_PTR(-ENOENT);
-}
-EXPORT_SYMBOL(clk_get);
-
-int clk_enable(struct clk *clk)
-{
-	return 0;
-}
-EXPORT_SYMBOL(clk_enable);
-
-void clk_disable(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_disable);
-
-unsigned long clk_get_rate(struct clk *clk)
-{
-	return (unsigned long)clk;
-}
-EXPORT_SYMBOL(clk_get_rate);
-
-void clk_put(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_put);