xref: /rk3399_rockchip-uboot/arch/x86/cpu/coreboot/coreboot.c (revision 6dbe0cce3ffce8db8cffad7a16487ef9e3c95021)
1 /*
2  * Copyright (c) 2011 The Chromium OS Authors.
3  * (C) Copyright 2008
4  * Graeme Russ, graeme.russ@gmail.com.
5  *
6  * See file CREDITS for list of people who contributed to this
7  * project.
8  *
9  * This program is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License as
11  * published by the Free Software Foundation; either version 2 of
12  * the License, or (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22  * MA 02111-1307 USA
23  */
24 
25 #include <common.h>
26 #include <asm/u-boot-x86.h>
27 #include <flash.h>
28 #include <netdev.h>
29 #include <asm/arch-coreboot/tables.h>
30 #include <asm/arch-coreboot/sysinfo.h>
31 #include <asm/arch/timestamp.h>
32 
33 DECLARE_GLOBAL_DATA_PTR;
34 
35 unsigned long monitor_flash_len = CONFIG_SYS_MONITOR_LEN;
36 
37 /*
38  * Miscellaneous platform dependent initializations
39  */
40 int cpu_init_f(void)
41 {
42 	int ret = get_coreboot_info(&lib_sysinfo);
43 	if (ret != 0)
44 		printf("Failed to parse coreboot tables.\n");
45 
46 	timestamp_init();
47 
48 	return ret;
49 }
50 
51 int board_early_init_f(void)
52 {
53 	return 0;
54 }
55 
56 int board_early_init_r(void)
57 {
58 	/* CPU Speed to 100MHz */
59 	gd->cpu_clk = 100000000;
60 
61 	/* Crystal is 33.000MHz */
62 	gd->bus_clk = 33000000;
63 
64 	return 0;
65 }
66 
67 void show_boot_progress(int val)
68 {
69 }
70 
71 
72 int last_stage_init(void)
73 {
74 	return 0;
75 }
76 
77 #ifndef CONFIG_SYS_NO_FLASH
78 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
79 {
80 	return 0;
81 }
82 #endif
83 
84 int board_eth_init(bd_t *bis)
85 {
86 	return pci_eth_init(bis);
87 }
88 
89 void setup_pcat_compatibility()
90 {
91 }
92