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/arch/powerpc/boot/cuboot-mpc7448hpc2.c

http://github.com/mirrors/linux
C | 43 lines | 26 code | 6 blank | 11 comment | 1 complexity | fb1aab7306f6e9b6d659fd4649cdd892 MD5 | raw file
 1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
 4 *
 5 * Author: Roy Zang <tie-fei.zang@freescale.com>
 6 *
 7 * Description:
 8 * Old U-boot compatibility for mpc7448hpc2 board
 9 * Based on the code of Scott Wood <scottwood@freescale.com>
10 * for 83xx and 85xx.
11 */
12
13#include "ops.h"
14#include "stdio.h"
15#include "cuboot.h"
16
17#define TARGET_HAS_ETH1
18#include "ppcboot.h"
19
20static bd_t bd;
21extern char _dtb_start[], _dtb_end[];
22
23static void platform_fixups(void)
24{
25	void *tsi;
26
27	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
28	dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
29	dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
30	tsi = find_node_by_devtype(NULL, "tsi-bridge");
31	if (tsi)
32		setprop(tsi, "bus-frequency", &bd.bi_busfreq,
33			sizeof(bd.bi_busfreq));
34}
35
36void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
37		unsigned long r6, unsigned long r7)
38{
39	CUBOOT_INIT();
40	fdt_init(_dtb_start);
41	serial_console_init();
42	platform_ops.fixups = platform_fixups;
43}