xref: /openbmc/linux/arch/powerpc/boot/bamboo.c (revision 293d5b43)
1 /*
2  * Copyright IBM Corporation, 2007
3  * Josh Boyer <jwboyer@linux.vnet.ibm.com>
4  *
5  * Based on ebony wrapper:
6  * Copyright 2007 David Gibson, IBM Corporation.
7  *
8  * Clocking code based on code by:
9  * Stefan Roese <sr@denx.de>
10  *
11  * This program is free software; you can redistribute it and/or
12  * modify it under the terms of the GNU General Public License
13  * as published by the Free Software Foundation; version 2 of the License
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 
27 static u8 *bamboo_mac0, *bamboo_mac1;
28 
29 static void bamboo_fixups(void)
30 {
31 	unsigned long sysclk = 33333333;
32 
33 	ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
34 	ibm4xx_sdram_fixup_memsize();
35 	ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
36 	dt_fixup_mac_address_by_alias("ethernet0", bamboo_mac0);
37 	dt_fixup_mac_address_by_alias("ethernet1", bamboo_mac1);
38 }
39 
40 void bamboo_init(void *mac0, void *mac1)
41 {
42 	platform_ops.fixups = bamboo_fixups;
43 	platform_ops.exit = ibm44x_dbcr_reset;
44 	bamboo_mac0 = mac0;
45 	bamboo_mac1 = mac1;
46 	fdt_init(_dtb_start);
47 	serial_console_init();
48 }
49