1 /*
2 * Old U-boot compatibility for Sam440ep based off bamboo.c code
3 * original copyrights below
4 *
5 * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
6 *
7 * Copyright 2007 IBM Corporation
8 *
9 * Based on cuboot-ebony.c
10 *
11 * Modified from cuboot-bamboo.c for sam440ep:
12 * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
13 *
14 * This program is free software; you can redistribute it and/or modify it
15 * under the terms of the GNU General Public License version 2 as published
16 * by the Free Software Foundation.
17 */
18
19 #include "ops.h"
20 #include "stdio.h"
21 #include "44x.h"
22 #include "4xx.h"
23 #include "cuboot.h"
24
25 #define TARGET_4xx
26 #define TARGET_44x
27 #include "ppcboot.h"
28
29 static bd_t bd;
30
sam440ep_fixups(void)31 static void sam440ep_fixups(void)
32 {
33 unsigned long sysclk = 66666666;
34
35 ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
36 ibm4xx_sdram_fixup_memsize();
37 ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
38 dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
39 }
40
platform_init(unsigned long r3,unsigned long r4,unsigned long r5,unsigned long r6,unsigned long r7)41 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
42 unsigned long r6, unsigned long r7)
43 {
44 CUBOOT_INIT();
45 platform_ops.fixups = sam440ep_fixups;
46 platform_ops.exit = ibm44x_dbcr_reset;
47 fdt_init(_dtb_start);
48 serial_console_init();
49 }
50