1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Embedded Planet EP88xC with PlanetCore firmware
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Author: Scott Wood <scottwood@freescale.com>
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * Copyright (c) 2007 Freescale Semiconductor, Inc.
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include "ops.h"
11*4882a593Smuzhiyun #include "stdio.h"
12*4882a593Smuzhiyun #include "planetcore.h"
13*4882a593Smuzhiyun #include "mpc8xx.h"
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun static char *table;
16*4882a593Smuzhiyun static u64 mem_size;
17*4882a593Smuzhiyun
platform_fixups(void)18*4882a593Smuzhiyun static void platform_fixups(void)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun u64 val;
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun dt_fixup_memory(0, mem_size);
23*4882a593Smuzhiyun planetcore_set_mac_addrs(table);
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) {
26*4882a593Smuzhiyun printf("No PlanetCore crystal frequency key.\r\n");
27*4882a593Smuzhiyun return;
28*4882a593Smuzhiyun }
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun mpc885_fixup_clocks(val);
31*4882a593Smuzhiyun }
32*4882a593Smuzhiyun
platform_init(unsigned long r3,unsigned long r4,unsigned long r5,unsigned long r6,unsigned long r7)33*4882a593Smuzhiyun void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
34*4882a593Smuzhiyun unsigned long r6, unsigned long r7)
35*4882a593Smuzhiyun {
36*4882a593Smuzhiyun table = (char *)r3;
37*4882a593Smuzhiyun planetcore_prepare_table(table);
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size))
40*4882a593Smuzhiyun return;
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun mem_size *= 1024 * 1024;
43*4882a593Smuzhiyun simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64);
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun fdt_init(_dtb_start);
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun planetcore_set_stdout_path(table);
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun serial_console_init();
50*4882a593Smuzhiyun platform_ops.fixups = platform_fixups;
51*4882a593Smuzhiyun }
52