mpp.c 965 字节
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12
/*
 * arch/arm/mach-orion5x/mpp.c
 *
 * MPP functions for Marvell Orion 5x SoCs
 *
 * 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.
 */

#include <linux/kernel.h>
#include <linux/init.h>
13
#include <linux/io.h>
14
#include <mach/hardware.h>
15
#include <plat/mpp.h>
16
#include "mpp.h"
17
#include "common.h"
18

19
static unsigned int __init orion5x_variant(void)
20 21 22 23 24 25
{
	u32 dev;
	u32 rev;

	orion5x_pcie_id(&dev, &rev);

26
	if (dev == MV88F5181_DEV_ID)
27
		return MPP_F5181_MASK;
28

29 30
	if (dev == MV88F5182_DEV_ID)
		return MPP_F5182_MASK;
31

32 33
	if (dev == MV88F5281_DEV_ID)
		return MPP_F5281_MASK;
34

35 36 37
	printk(KERN_ERR "MPP setup: unknown orion5x variant "
	       "(dev %#x rev %#x)\n", dev, rev);
	return 0;
38 39
}

40
void __init orion5x_mpp_conf(unsigned int *mpp_list)
41
{
42
	orion_mpp_conf(mpp_list, orion5x_variant(),
43
		       MPP_MAX, ORION5X_DEV_BUS_VIRT_BASE);
44
}