LXR linux/arch/powerpc/platforms/86xx/common.c

   1/*
   2 * Routines common to most mpc86xx-based boards.
   3 *
   4 * This is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 */
   8
   9#include <linux/of_platform.h>
  10#include <asm/synch.h>
  11
  12#include "mpc86xx.h"
  13
  14static const struct of_device_id mpc86xx_common_ids[] __initconst = {
  15        { .type = "soc", },
  16        { .compatible = "soc", },
  17        { .compatible = "simple-bus", },
  18        { .name = "localbus", },
  19        { .compatible = "gianfar", },
  20        { .compatible = "fsl,mpc8641-pcie", },
  21        {},
  22};
  23
  24int __init mpc86xx_common_publish_devices(void)
  25{
  26        return of_platform_bus_probe(NULL, mpc86xx_common_ids, NULL);
  27}
  28
  29long __init mpc86xx_time_init(void)
  30{
  31        unsigned int temp;
  32
  33        /* Set the time base to zero */
  34        mtspr(SPRN_TBWL, 0);
  35        mtspr(SPRN_TBWU, 0);
  36
  37        temp = mfspr(SPRN_HID0);
  38        temp |= HID0_TBEN;
  39        mtspr(SPRN_HID0, temp);
  40        isync();
  41
  42        return 0;
  43}
  44