1 /*
2  * arch/arm/mach-orion5x/mpp.c
3  *
4  * MPP functions for Marvell Orion 5x SoCs
5  *
6  * This file is licensed under the terms of the GNU General Public
7  * License version 2.  This program is licensed "as is" without any
8  * warranty of any kind, whether express or implied.
9  */
10 
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/io.h>
14 #include <plat/mpp.h>
15 #include "orion5x.h"
16 #include "mpp.h"
17 #include "common.h"
18 
orion5x_variant(void)19 static unsigned int __init orion5x_variant(void)
20 {
21 	u32 dev;
22 	u32 rev;
23 
24 	orion5x_pcie_id(&dev, &rev);
25 
26 	if (dev == MV88F5181_DEV_ID)
27 		return MPP_F5181_MASK;
28 
29 	if (dev == MV88F5182_DEV_ID)
30 		return MPP_F5182_MASK;
31 
32 	if (dev == MV88F5281_DEV_ID)
33 		return MPP_F5281_MASK;
34 
35 	printk(KERN_ERR "MPP setup: unknown orion5x variant "
36 	       "(dev %#x rev %#x)\n", dev, rev);
37 	return 0;
38 }
39 
orion5x_mpp_conf(unsigned int * mpp_list)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 }
45