LXR linux/arch/arm/mach-orion5x/mpp.c

   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
  19static 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
  40void __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