WSL2-Linux-Kernel/arch/powerpc/boot/cuboot-mpc7448hpc2.c

44 строки
1.0 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
*
* Author: Roy Zang <tie-fei.zang@freescale.com>
*
* Description:
* Old U-boot compatibility for mpc7448hpc2 board
* Based on the code of Scott Wood <scottwood@freescale.com>
* for 83xx and 85xx.
*/
#include "ops.h"
#include "stdio.h"
#include "cuboot.h"
#define TARGET_HAS_ETH1
#include "ppcboot.h"
static bd_t bd;
extern char _dtb_start[], _dtb_end[];
static void platform_fixups(void)
{
void *tsi;
dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
tsi = find_node_by_devtype(NULL, "tsi-bridge");
if (tsi)
setprop(tsi, "bus-frequency", &bd.bi_busfreq,
sizeof(bd.bi_busfreq));
}
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
CUBOOT_INIT();
fdt_init(_dtb_start);
serial_console_init();
platform_ops.fixups = platform_fixups;
}