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  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #include <common.h>
10 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
11 #include <netdev.h>
12 #endif
13 #include <linux/io.h>
14 
15 #include <faraday/ftsdc010.h>
16 #include <faraday/ftsmc020.h>
17 
18 DECLARE_GLOBAL_DATA_PTR;
19 
20 /*
21  * Miscellaneous platform dependent initializations
22  */
23 
24 int board_init(void)
25 {
26 	/*
27 	 * refer to BOOT_PARAMETER_PA_BASE within
28 	 * "linux/arch/nds32/include/asm/misc_spec.h"
29 	 */
30 	printf("Board: %s\n" , CONFIG_SYS_BOARD);
31 	gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P;
32 	gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
33 
34 	return 0;
35 }
36 
37 int dram_init(void)
38 {
39 	unsigned long sdram_base = PHYS_SDRAM_0;
40 	unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE;
41 	unsigned long actual_size;
42 
43 	actual_size = get_ram_size((void *)sdram_base, expected_size);
44 
45 	gd->ram_size = actual_size;
46 
47 	if (expected_size != actual_size) {
48 		printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
49 				actual_size >> 20, expected_size >> 20);
50 	}
51 
52 	return 0;
53 }
54 
55 int dram_init_banksize(void)
56 {
57 	gd->bd->bi_dram[0].start = PHYS_SDRAM_0;
58 	gd->bd->bi_dram[0].size =  PHYS_SDRAM_0_SIZE;
59 	gd->bd->bi_dram[1].start = PHYS_SDRAM_1;
60 	gd->bd->bi_dram[1].size =  PHYS_SDRAM_1_SIZE;
61 
62 	return 0;
63 }
64 
65 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
66 int board_eth_init(bd_t *bd)
67 {
68 	return ftmac100_initialize(bd);
69 }
70 #endif
71 
72 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
73 {
74 	if (banknum == 0) {	/* non-CFI boot flash */
75 		info->portwidth = FLASH_CFI_8BIT;
76 		info->chipwidth = FLASH_CFI_BY8;
77 		info->interface = FLASH_CFI_X8;
78 		return 1;
79 	} else {
80 		return 0;
81 	}
82 }
83 
84 int board_mmc_init(bd_t *bis)
85 {
86 #ifdef CONFIG_FTSDC010
87 	ftsdc010_mmc_init(0);
88 #endif
89 	return 0;
90 }
91