LXR linux/arch/powerpc/boot/cuboot-8xx.c

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Old U-boot compatibility for 8xx
   4 *
   5 * Author: Scott Wood <scottwood@freescale.com>
   6 *
   7 * Copyright (c) 2007 Freescale Semiconductor, Inc.
   8 */
   9
  10#include "ops.h"
  11#include "stdio.h"
  12#include "cuboot.h"
  13
  14#define TARGET_8xx
  15#define TARGET_HAS_ETH1
  16#include "ppcboot.h"
  17
  18static bd_t bd;
  19
  20static void platform_fixups(void)
  21{
  22        void *node;
  23
  24        dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
  25        dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
  26        dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 16, bd.bi_busfreq);
  27
  28        node = finddevice("/soc/cpm");
  29        if (node)
  30                setprop(node, "clock-frequency", &bd.bi_busfreq, 4);
  31
  32        node = finddevice("/soc/cpm/brg");
  33        if (node)
  34                setprop(node, "clock-frequency",  &bd.bi_busfreq, 4);
  35}
  36
  37void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  38                   unsigned long r6, unsigned long r7)
  39{
  40        CUBOOT_INIT();
  41        fdt_init(_dtb_start);
  42        serial_console_init();
  43        platform_ops.fixups = platform_fixups;
  44}
  45