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prom.c

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
 */

#include <linux/init.h>
#include <linux/bootmem.h>
#include <asm/bootinfo.h>
#include <bcm63xx_board.h>
#include <bcm63xx_cpu.h>
#include <bcm63xx_io.h>
#include <bcm63xx_regs.h>
#include <bcm63xx_gpio.h>

void __init prom_init(void)
{
      u32 reg, mask;

      bcm63xx_cpu_init();

      /* stop any running watchdog */
      bcm_wdt_writel(WDT_STOP_1, WDT_CTL_REG);
      bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG);

      /* disable all hardware blocks clock for now */
      if (BCMCPU_IS_6338())
            mask = CKCTL_6338_ALL_SAFE_EN;
      else if (BCMCPU_IS_6345())
            mask = CKCTL_6345_ALL_SAFE_EN;
      else if (BCMCPU_IS_6348())
            mask = CKCTL_6348_ALL_SAFE_EN;
      else
            /* BCMCPU_IS_6358() */
            mask = CKCTL_6358_ALL_SAFE_EN;

      reg = bcm_perf_readl(PERF_CKCTL_REG);
      reg &= ~mask;
      bcm_perf_writel(reg, PERF_CKCTL_REG);

      /* assign command line from kernel config */
      strcpy(arcs_cmdline, CONFIG_CMDLINE);

      /* register gpiochip */
      bcm63xx_gpio_init();

      /* do low level board init */
      board_prom_init();
}

void __init prom_free_prom_memory(void)
{
}

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