1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Old U-boot compatibility for Katmai
4 *
5 * Author: Hugh Blemings <hugh@au.ibm.com>
6 *
7 * Copyright 2007 Hugh Blemings, IBM Corporation.
8 * Based on cuboot-ebony.c which is:
9 * Copyright 2007 David Gibson, IBM Corporation.
10 * Based on cuboot-83xx.c, which is:
11 * Copyright (c) 2007 Freescale Semiconductor, Inc.
12 */
13
14 #include "ops.h"
15 #include "stdio.h"
16 #include "reg.h"
17 #include "dcr.h"
18 #include "4xx.h"
19 #include "44x.h"
20 #include "cuboot.h"
21
22 #define TARGET_4xx
23 #define TARGET_44x
24 #include "ppcboot.h"
25
26 static bd_t bd;
27
28 BSS_STACK(4096);
29
30 static void katmai_fixups(void)
31 {
32 unsigned long sysclk = 33333000;
33
34 /* 440SP Clock logic is all but identical to 440GX
35 * so we just use that code for now at least
36 */
37 ibm440spe_fixup_clocks(sysclk, 6 * 1843200, 0);
38
39 ibm440spe_fixup_memsize();
40
41 dt_fixup_mac_address(0, bd.bi_enetaddr);
42
43 ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
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
51 platform_ops.fixups = katmai_fixups;
52 fdt_init(_dtb_start);
53 serial_console_init();
54 }
55
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