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/arch/powerpc/boot/cuboot-kilauea.c

https://github.com/aicjofs/android_kernel_lge_v500_20d
C | 49 lines | 30 code | 7 blank | 12 comment | 0 complexity | de576984627b28e13ad9627fa0de04bb MD5 | raw file
 1/*
 2 * Old U-boot compatibility for PPC405EX. This image is already included
 3 * a dtb.
 4 *
 5 * Author: Tiejun Chen <tiejun.chen@windriver.com>
 6 *
 7 * Copyright (C) 2009 Wind River Systems, Inc.
 8 *
 9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License version 2 as published
11 * by the Free Software Foundation.
12 */
13
14#include "ops.h"
15#include "io.h"
16#include "dcr.h"
17#include "stdio.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#define KILAUEA_SYS_EXT_SERIAL_CLOCK     11059200        /* ext. 11.059MHz clk */
27
28static bd_t bd;
29
30static void kilauea_fixups(void)
31{
32	unsigned long sysclk = 33333333;
33
34	ibm405ex_fixup_clocks(sysclk, KILAUEA_SYS_EXT_SERIAL_CLOCK);
35	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
36	ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
37	dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
38	dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
39}
40
41void 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 = kilauea_fixups;
46	platform_ops.exit = ibm40x_dbcr_reset;
47	fdt_init(_dtb_start);
48	serial_console_init();
49}