1 /*
2  * Copyright (C) 2011 Andes Technology Corporation
3  * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
4  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.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 modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (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., 675 Mass Ave, Cambridge, MA 02139, USA.
22  */
23 
24 #include <common.h>
25 #include <netdev.h>
26 #include <asm/io.h>
27 
28 #include <faraday/ftsdc010.h>
29 #include <faraday/ftsmc020.h>
30 
31 DECLARE_GLOBAL_DATA_PTR;
32 
33 /*
34  * Miscellaneous platform dependent initializations
35  */
36 
37 int board_init(void)
38 {
39 	/*
40 	 * refer to BOOT_PARAMETER_PA_BASE within
41 	 * "linux/arch/nds32/include/asm/misc_spec.h"
42 	 */
43 	gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P;
44 	gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
45 
46 	ftsmc020_init();	/* initialize Flash */
47 	return 0;
48 }
49 
50 int dram_init(void)
51 {
52 	unsigned long sdram_base = PHYS_SDRAM_0;
53 	unsigned long expected_size = PHYS_SDRAM_0_SIZE;
54 	unsigned long actual_size;
55 
56 	actual_size = get_ram_size((void *)sdram_base, expected_size);
57 
58 	gd->ram_size = actual_size;
59 
60 	if (expected_size != actual_size) {
61 		printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
62 				actual_size >> 20, expected_size >> 20);
63 	}
64 
65 	return 0;
66 }
67 
68 int board_eth_init(bd_t *bd)
69 {
70 	return ftmac100_initialize(bd);
71 }
72 
73 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
74 {
75 	if (banknum == 0) {	/* non-CFI boot flash */
76 		info->portwidth = FLASH_CFI_8BIT;
77 		info->chipwidth = FLASH_CFI_BY8;
78 		info->interface = FLASH_CFI_X8;
79 		return 1;
80 	} else {
81 		return 0;
82 	}
83 }
84 
85 int board_mmc_init(bd_t *bis)
86 {
87 	ftsdc010_mmc_init(0);
88 	return 0;
89 }
90