1/*
 2 * Old U-boot compatibility for 85xx
 3 *
 4 * Author: Scott Wood <scottwood@freescale.com>
 5 *
 6 * Copyright (c) 2007 Freescale Semiconductor, Inc.
 7 *
 8 * This program is free software; you can redistribute it and/or modify it
 9 * under the terms of the GNU General Public License version 2 as published
10 * by the Free Software Foundation.
11 */
12
13#include "ops.h"
14#include "stdio.h"
15#include "cuboot.h"
16
17#define TARGET_85xx
18#define TARGET_HAS_ETH3
19#include "ppcboot.h"
20
21static bd_t bd;
22
23static void platform_fixups(void)
24{
25	void *soc;
26
27	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
28	dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
29	dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
30	dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
31	dt_fixup_mac_address_by_alias("ethernet3", bd.bi_enet3addr);
32	dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 8, bd.bi_busfreq);
33
34	/* Unfortunately, the specific model number is encoded in the
35	 * soc node name in existing dts files -- once that is fixed,
36	 * this can do a simple path lookup.
37	 */
38	soc = find_node_by_devtype(NULL, "soc");
39	if (soc) {
40		void *serial = NULL;
41
42		setprop(soc, "bus-frequency", &bd.bi_busfreq,
43		        sizeof(bd.bi_busfreq));
44
45		while ((serial = find_node_by_devtype(serial, "serial"))) {
46			if (get_parent(serial) != soc)
47				continue;
48
49			setprop(serial, "clock-frequency", &bd.bi_busfreq,
50			        sizeof(bd.bi_busfreq));
51		}
52	}
53}
54
55void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
56                   unsigned long r6, unsigned long r7)
57{
58	CUBOOT_INIT();
59	fdt_init(_dtb_start);
60	serial_console_init();
61	platform_ops.fixups = platform_fixups;
62}

 1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * Old U-boot compatibility for 85xx
 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_85xx
15#define TARGET_HAS_ETH3
16#include "ppcboot.h"
17
18static bd_t bd;
19
20static void platform_fixups(void)
21{
22	void *soc;
23
24	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
25	dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
26	dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
27	dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
28	dt_fixup_mac_address_by_alias("ethernet3", bd.bi_enet3addr);
29	dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 8, bd.bi_busfreq);
30
31	/* Unfortunately, the specific model number is encoded in the
32	 * soc node name in existing dts files -- once that is fixed,
33	 * this can do a simple path lookup.
34	 */
35	soc = find_node_by_devtype(NULL, "soc");
36	if (soc) {
37		void *serial = NULL;
38
39		setprop(soc, "bus-frequency", &bd.bi_busfreq,
40		        sizeof(bd.bi_busfreq));
41
42		while ((serial = find_node_by_devtype(serial, "serial"))) {
43			if (get_parent(serial) != soc)
44				continue;
45
46			setprop(serial, "clock-frequency", &bd.bi_busfreq,
47			        sizeof(bd.bi_busfreq));
48		}
49	}
50}
51
52void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
53                   unsigned long r6, unsigned long r7)
54{
55	CUBOOT_INIT();
56	fdt_init(_dtb_start);
57	serial_console_init();
58	platform_ops.fixups = platform_fixups;
59}