1/*
2 * BRIEF MODULE DESCRIPTION
3 *    PROM library initialisation code, assuming a version of
4 *    pmon is the boot code.
5 *
6 * Copyright 2001 MontaVista Software Inc.
7 * Author: MontaVista Software, Inc.
8 *              ahennessy@mvista.com
9 *
10 * Based on arch/mips/au1000/common/prom.c
11 *
12 * This file was derived from Carsten Langgaard's
13 * arch/mips/mips-boards/xx files.
14 *
15 * Carsten Langgaard, carstenl@mips.com
16 * Copyright (C) 1999,2000 MIPS Technologies, Inc.  All rights reserved.
17 *
18 *  This program is free software; you can redistribute  it and/or modify it
19 *  under  the terms of  the GNU General  Public License as published by the
20 *  Free Software Foundation;  either version 2 of the  License, or (at your
21 *  option) any later version.
22 *
23 *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
24 *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
25 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
26 *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
27 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
29 *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
30 *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
31 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32 *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 *
34 *  You should have received a copy of the  GNU General Public License along
35 *  with this program; if not, write  to the Free Software Foundation, Inc.,
36 *  675 Mass Ave, Cambridge, MA 02139, USA.
37 */
38#include <linux/init.h>
39#include <linux/kernel.h>
40#include <asm/bootinfo.h>
41#include <asm/txx9/generic.h>
42#include <asm/txx9/jmr3927.h>
43
44void __init jmr3927_prom_init(void)
45{
46	/* CCFG */
47	if ((tx3927_ccfgptr->ccfg & TX3927_CCFG_TLBOFF) == 0)
48		printk(KERN_ERR "TX3927 TLB off\n");
49
50	add_memory_region(0, JMR3927_SDRAM_SIZE, BOOT_MEM_RAM);
51	txx9_sio_putchar_init(TX3927_SIO_REG(1));
52}
53