[PATCH] mips: remove VR4181 support

There seem to be no more users or interest in the NEC Osprey evaluation
system for the NEC VR4181 SOC which is an old part anyway, so remove the
code.  More information on the Osprey can be found at
http://www.linux-mips.org/wiki/Osprey.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

5 files changed, 0 insertions, 300 deletions

diff --git a/arch/mips/vr4181/osprey/Makefile b/arch/mips/vr4181/osprey/Makefile
deleted file mode 100644
index 34be0579088..00000000000
--- a/arch/mips/vr4181/osprey/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
-#
-# Makefile for common code of NEC Osprey board
-#
-
-obj-y	 := setup.o prom.o reset.o
-
-obj-$(CONFIG_KGDB)	+= dbg_io.o
diff --git a/arch/mips/vr4181/osprey/dbg_io.c b/arch/mips/vr4181/osprey/dbg_io.c
deleted file mode 100644
index 5e8a84072d5..00000000000
--- a/arch/mips/vr4181/osprey/dbg_io.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * kgdb io functions for osprey.  We use the serial port on debug board.
- *
- * Copyright (C) 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * 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.
- *
- */
-
-/* ======================= CONFIG ======================== */
-
-/* [jsun] we use the second serial port for kdb */
-#define         BASE                    0xb7fffff0
-#define         MAX_BAUD                115200
-
-/* distance in bytes between two serial registers */
-#define         REG_OFFSET              1
-
-/*
- * 0 - kgdb does serial init
- * 1 - kgdb skip serial init
- */
-static int remoteDebugInitialized = 1;
-
-/*
- * the default baud rate *if* kgdb does serial init
- */
-#define		BAUD_DEFAULT		UART16550_BAUD_38400
-
-/* ======================= END OF CONFIG ======================== */
-
-typedef unsigned char uint8;
-typedef unsigned int uint32;
-
-#define         UART16550_BAUD_2400             2400
-#define         UART16550_BAUD_4800             4800
-#define         UART16550_BAUD_9600             9600
-#define         UART16550_BAUD_19200            19200
-#define         UART16550_BAUD_38400            38400
-#define         UART16550_BAUD_57600            57600
-#define         UART16550_BAUD_115200           115200
-
-#define         UART16550_PARITY_NONE           0
-#define         UART16550_PARITY_ODD            0x08
-#define         UART16550_PARITY_EVEN           0x18
-#define         UART16550_PARITY_MARK           0x28
-#define         UART16550_PARITY_SPACE          0x38
-
-#define         UART16550_DATA_5BIT             0x0
-#define         UART16550_DATA_6BIT             0x1
-#define         UART16550_DATA_7BIT             0x2
-#define         UART16550_DATA_8BIT             0x3
-
-#define         UART16550_STOP_1BIT             0x0
-#define         UART16550_STOP_2BIT             0x4
-
-/* register offset */
-#define         OFS_RCV_BUFFER          0
-#define         OFS_TRANS_HOLD          0
-#define         OFS_SEND_BUFFER         0
-#define         OFS_INTR_ENABLE         (1*REG_OFFSET)
-#define         OFS_INTR_ID             (2*REG_OFFSET)
-#define         OFS_DATA_FORMAT         (3*REG_OFFSET)
-#define         OFS_LINE_CONTROL        (3*REG_OFFSET)
-#define         OFS_MODEM_CONTROL       (4*REG_OFFSET)
-#define         OFS_RS232_OUTPUT        (4*REG_OFFSET)
-#define         OFS_LINE_STATUS         (5*REG_OFFSET)
-#define         OFS_MODEM_STATUS        (6*REG_OFFSET)
-#define         OFS_RS232_INPUT         (6*REG_OFFSET)
-#define         OFS_SCRATCH_PAD         (7*REG_OFFSET)
-
-#define         OFS_DIVISOR_LSB         (0*REG_OFFSET)
-#define         OFS_DIVISOR_MSB         (1*REG_OFFSET)
-
-
-/* memory-mapped read/write of the port */
-#define         UART16550_READ(y)    (*((volatile uint8*)(BASE + y)))
-#define         UART16550_WRITE(y, z)  ((*((volatile uint8*)(BASE + y))) = z)
-
-void debugInit(uint32 baud, uint8 data, uint8 parity, uint8 stop)
-{
-        /* disable interrupts */
-        UART16550_WRITE(OFS_INTR_ENABLE, 0);
-
-        /* set up buad rate */
-        {
-                uint32 divisor;
-
-                /* set DIAB bit */
-                UART16550_WRITE(OFS_LINE_CONTROL, 0x80);
-
-                /* set divisor */
-                divisor = MAX_BAUD / baud;
-                UART16550_WRITE(OFS_DIVISOR_LSB, divisor & 0xff);
-                UART16550_WRITE(OFS_DIVISOR_MSB, (divisor & 0xff00) >> 8);
-
-                /* clear DIAB bit */
-                UART16550_WRITE(OFS_LINE_CONTROL, 0x0);
-        }
-
-        /* set data format */
-        UART16550_WRITE(OFS_DATA_FORMAT, data | parity | stop);
-}
-
-
-uint8 getDebugChar(void)
-{
-        if (!remoteDebugInitialized) {
-                remoteDebugInitialized = 1;
-                debugInit(BAUD_DEFAULT,
-                          UART16550_DATA_8BIT,
-                          UART16550_PARITY_NONE, UART16550_STOP_1BIT);
-        }
-
-        while ((UART16550_READ(OFS_LINE_STATUS) & 0x1) == 0);
-        return UART16550_READ(OFS_RCV_BUFFER);
-}
-
-
-int putDebugChar(uint8 byte)
-{
-        if (!remoteDebugInitialized) {
-                remoteDebugInitialized = 1;
-                debugInit(BAUD_DEFAULT,
-                          UART16550_DATA_8BIT,
-                          UART16550_PARITY_NONE, UART16550_STOP_1BIT);
-        }
-
-        while ((UART16550_READ(OFS_LINE_STATUS) & 0x20) == 0);
-        UART16550_WRITE(OFS_SEND_BUFFER, byte);
-        return 1;
-}
diff --git a/arch/mips/vr4181/osprey/prom.c b/arch/mips/vr4181/osprey/prom.c
deleted file mode 100644
index af0d1456161..00000000000
--- a/arch/mips/vr4181/osprey/prom.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- *
- * arch/mips/vr4181/osprey/prom.c
- *     prom code for osprey.
- *
- * 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.
- *
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/bootmem.h>
-#include <asm/bootinfo.h>
-#include <asm/addrspace.h>
-
-const char *get_system_type(void)
-{
-	return "NEC_Vr41xx Osprey";
-}
-
-/*
- * [jsun] right now we assume it is the nec debug monitor, which does
- * not pass any arguments.
- */
-void __init prom_init(void)
-{
-	// cmdline is now set in default config
-	// strcpy(arcs_cmdline, "ip=bootp ");
-	// strcat(arcs_cmdline, "ether=46,0x03fe0300,eth0 ");
-	// strcpy(arcs_cmdline, "ether=0,0x0300,eth0 "
-	// strcat(arcs_cmdline, "video=vr4181fb:xres:240,yres:320,bpp:8 ");
-
-	mips_machgroup = MACH_GROUP_NEC_VR41XX;
-	mips_machtype = MACH_NEC_OSPREY;
-
-	/* 16MB fixed */
-	add_memory_region(0, 16 << 20, BOOT_MEM_RAM);
-}
-
-unsigned long __init prom_free_prom_memory(void)
-{
-	return 0;
-}
diff --git a/arch/mips/vr4181/osprey/reset.c b/arch/mips/vr4181/osprey/reset.c
deleted file mode 100644
index 036ae83d89d..00000000000
--- a/arch/mips/vr4181/osprey/reset.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * 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.
- *
- * Copyright (C) 1997, 2001 Ralf Baechle
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- */
-#include <linux/sched.h>
-#include <linux/mm.h>
-#include <asm/io.h>
-#include <asm/cacheflush.h>
-#include <asm/processor.h>
-#include <asm/reboot.h>
-#include <asm/system.h>
-
-void nec_osprey_restart(char *command)
-{
-	set_c0_status(ST0_ERL);
-	change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED);
-	flush_cache_all();
-	write_c0_wired(0);
-	__asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
-}
-
-void nec_osprey_halt(void)
-{
-	printk(KERN_NOTICE "\n** You can safely turn off the power\n");
-	while (1)
-		__asm__(".set\tmips3\n\t"
-			"wait\n\t"
-			".set\tmips0");
-}
-
-void nec_osprey_power_off(void)
-{
-	nec_osprey_halt();
-}
diff --git a/arch/mips/vr4181/osprey/setup.c b/arch/mips/vr4181/osprey/setup.c
deleted file mode 100644
index 2ff7140e7ed..00000000000
--- a/arch/mips/vr4181/osprey/setup.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * linux/arch/mips/vr4181/setup.c
- *
- * VR41xx setup routines
- *
- * Copyright (C) 1999 Bradley D. LaRonde
- * Copyright (C) 1999, 2000 Michael Klar
- *
- * Copyright 2001 MontaVista Software Inc.
- * Author: jsun@mvista.com or jsun@junsun.net
- * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- */
-
-#include <linux/ide.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <asm/reboot.h>
-#include <asm/vr4181/vr4181.h>
-#include <asm/io.h>
-
-
-extern void nec_osprey_restart(char* c);
-extern void nec_osprey_halt(void);
-extern void nec_osprey_power_off(void);
-
-extern void vr4181_init_serial(void);
-extern void vr4181_init_time(void);
-
-static void __init nec_osprey_setup(void)
-{
-	set_io_port_base(VR4181_PORT_BASE);
-	isa_slot_offset = VR4181_ISAMEM_BASE;
-
-	vr4181_init_serial();
-	vr4181_init_time();
-
-	_machine_restart = nec_osprey_restart;
-	_machine_halt = nec_osprey_halt;
-	_machine_power_off = nec_osprey_power_off;
-
-	/* setup resource limit */
-	ioport_resource.end = 0xffffffff;
-	iomem_resource.end = 0xffffffff;
-
-	/* [jsun] hack */
-	/*
-	printk("[jsun] hack to change external ISA control register, %x -> %x\n",
-		(*VR4181_XISACTL),
-		(*VR4181_XISACTL) | 0x2);
-	*VR4181_XISACTL |= 0x2;
-	*/
-
-	// *VR4181_GPHIBSTH = 0x2000;
-	// *VR4181_GPMD0REG = 0x00c0;
-	// *VR4181_GPINTEN	 = 1<<6;
-
-	/* [jsun] I believe this will get the interrupt type right
-	 * for the ether port.
-	 */
-	*VR4181_GPINTTYPL = 0x3000;
-}
-
-early_initcall(nec_osprey_setup);