1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Embedded Planet EP88xC with PlanetCore firmware
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 "planetcore.h"
13#include "mpc8xx.h"
14
15static char *table;
16static u64 mem_size;
17
18static void platform_fixups(void)
19{
20	u64 val;
21
22	dt_fixup_memory(0, mem_size);
23	planetcore_set_mac_addrs(table);
24
25	if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) {
26		printf("No PlanetCore crystal frequency key.\r\n");
27		return;
28	}
29
30	mpc885_fixup_clocks(val);
31}
32
33void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
34                   unsigned long r6, unsigned long r7)
35{
36	table = (char *)r3;
37	planetcore_prepare_table(table);
38
39	if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size))
40		return;
41
42	mem_size *= 1024 * 1024;
43	simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64);
44
45	fdt_init(_dtb_start);
46
47	planetcore_set_stdout_path(table);
48
49	serial_console_init();
50	platform_ops.fixups = platform_fixups;
51}
52