PageRenderTime 25ms CodeModel.GetById 13ms app.highlight 6ms RepoModel.GetById 2ms app.codeStats 0ms

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

https://github.com/aicjofs/android_kernel_lge_v500_20d
C | 57 lines | 29 code | 11 blank | 17 comment | 0 complexity | 0c8faaec62a40c18f993a5c028f48195 MD5 | raw file
 1/*
 2 * Old U-boot compatibility for Taishan
 3 *
 4 * Author: Hugh Blemings <hugh@au.ibm.com>
 5 *
 6 * Copyright 2007 Hugh Blemings, IBM Corporation.
 7 *   Based on cuboot-ebony.c which is:
 8 * Copyright 2007 David Gibson, IBM Corporation.
 9 *   Based on cuboot-83xx.c, which is:
10 * Copyright (c) 2007 Freescale Semiconductor, Inc.
11 *
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License version 2 as published
14 * by the Free Software Foundation.
15 */
16
17#include "ops.h"
18#include "stdio.h"
19#include "cuboot.h"
20#include "reg.h"
21#include "dcr.h"
22#include "4xx.h"
23
24#define TARGET_4xx
25#define TARGET_44x
26#define TARGET_440GX
27#include "ppcboot.h"
28
29static bd_t bd;
30
31BSS_STACK(4096);
32
33static void taishan_fixups(void)
34{
35	/* FIXME: sysclk should be derived by reading the FPGA
36	   registers */
37	unsigned long sysclk = 33000000;
38
39	ibm440gx_fixup_clocks(sysclk, 6 * 1843200, 25000000);
40
41	ibm4xx_sdram_fixup_memsize();
42
43	dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
44	dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
45
46	ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
47}
48
49void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
50		   unsigned long r6, unsigned long r7)
51{
52	CUBOOT_INIT();
53
54	platform_ops.fixups = taishan_fixups;
55	fdt_init(_dtb_start);
56	serial_console_init();
57}