1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * Old U-boot compatibility for Rainier |
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 rainier_fixups(void) |
36 | { |
37 | unsigned long sysclk = 33333333; |
38 | |
39 | ibm440ep_fixup_clocks(sys_clk: sysclk, ser_clk: 11059200, tmr_clk: 50000000); |
40 | ibm4xx_fixup_ebc_ranges(ebc: "/plb/opb/ebc" ); |
41 | ibm4xx_denali_fixup_memsize(); |
42 | dt_fixup_mac_address_by_alias(alias: "ethernet0" , addr: bd.bi_enetaddr); |
43 | dt_fixup_mac_address_by_alias(alias: "ethernet1" , addr: 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 = rainier_fixups; |
51 | platform_ops.exit = ibm44x_dbcr_reset; |
52 | fdt_init(blob: _dtb_start); |
53 | serial_console_init(); |
54 | } |
55 | |