1/*
2 *  setup.c: Setup PNX833X Soc.
3 *
4 *  Copyright 2008 NXP Semiconductors
5 *	  Chris Steel <chris.steel@nxp.com>
6 *    Daniel Laird <daniel.j.laird@nxp.com>
7 *
8 *  Based on software written by:
9 *	Nikita Youshchenko <yoush@debian.org>, based on PNX8550 code.
10 *
11 *  This program is free software; you can redistribute it and/or modify
12 *  it under the terms of the GNU General Public License as published by
13 *  the Free Software Foundation; either version 2 of the License, or
14 *  (at your option) any later version.
15 *
16 *  This program is distributed in the hope that it will be useful,
17 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
18 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 *  GNU General Public License for more details.
20 *
21 *  You should have received a copy of the GNU General Public License
22 *  along with this program; if not, write to the Free Software
23 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 */
25#include <linux/init.h>
26#include <linux/interrupt.h>
27#include <linux/ioport.h>
28#include <linux/io.h>
29#include <linux/pci.h>
30#include <asm/reboot.h>
31#include <pnx833x.h>
32#include <gpio.h>
33
34extern void pnx833x_board_setup(void);
35extern void pnx833x_machine_restart(char *);
36extern void pnx833x_machine_halt(void);
37extern void pnx833x_machine_power_off(void);
38
39int __init plat_mem_setup(void)
40{
41	/* fake pci bus to avoid bounce buffers */
42	PCI_DMA_BUS_IS_PHYS = 1;
43
44	/* set mips clock to 320MHz */
45#if defined(CONFIG_SOC_PNX8335)
46	PNX8335_WRITEFIELD(0x17, CLOCK_PLL_CPU_CTL, FREQ);
47#endif
48	pnx833x_gpio_init();	/* so it will be ready in board_setup() */
49
50	pnx833x_board_setup();
51
52	_machine_restart = pnx833x_machine_restart;
53	_machine_halt = pnx833x_machine_halt;
54	pm_power_off = pnx833x_machine_power_off;
55
56	/* IO/MEM resources. */
57	set_io_port_base(KSEG1);
58	ioport_resource.start = 0;
59	ioport_resource.end = ~0;
60	iomem_resource.start = 0;
61	iomem_resource.end = ~0;
62
63	return 0;
64}
65