1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Old U-boot compatibility for Sequoia
4 *
5 * Valentine Barshak <vbarshak@ru.mvista.com>
6 * Copyright 2007 MontaVista Software, Inc
7 *
8 * Based on Ebony code by David Gibson <david@gibson.dropbear.id.au>
9 * Copyright IBM Corporation, 2007
10 *
11 * Based on Bamboo code by Josh Boyer <jwboyer@linux.vnet.ibm.com>
12 * Copyright IBM Corporation, 2007
13 */
14
15 #include <stdarg.h>
16 #include <stddef.h>
17 #include "types.h"
18 #include "elf.h"
19 #include "string.h"
20 #include "stdio.h"
21 #include "page.h"
22 #include "ops.h"
23 #include "dcr.h"
24 #include "4xx.h"
25 #include "44x.h"
26 #include "cuboot.h"
27
28 #define TARGET_4xx
29 #define TARGET_44x
30 #include "ppcboot.h"
31
32 static bd_t bd;
33
34
35 static void sequoia_fixups(void)
36 {
37 unsigned long sysclk = 33333333;
38
39 ibm440ep_fixup_clocks(sysclk, 11059200, 50000000);
40 ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
41 ibm4xx_denali_fixup_memsize();
42 dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
43 dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
44 }
45
46 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
47 unsigned long r6, unsigned long r7)
48 {
49 CUBOOT_INIT();
50 platform_ops.fixups = sequoia_fixups;
51 platform_ops.exit = ibm44x_dbcr_reset;
52 fdt_init(_dtb_start);
53 serial_console_init();
54 }
55
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