1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2011 Andes Technology Corporation
4 * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
5 * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
6 */
7
8 #include <common.h>
9 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH)
10 #include <netdev.h>
11 #endif
12 #include <linux/io.h>
13 #include <asm/io.h>
14 #include <asm/mach-types.h>
15
16 #include <faraday/ftsmc020.h>
17
18 DECLARE_GLOBAL_DATA_PTR;
19
20 /*
21 * Miscellaneous platform dependent initializations
22 */
23
board_init(void)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
dram_init(void)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
dram_init_banksize(void)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)
board_eth_init(bd_t * bd)66 int board_eth_init(bd_t *bd)
67 {
68 return ftmac100_initialize(bd);
69 }
70 #endif
71
board_flash_get_legacy(ulong base,int banknum,flash_info_t * info)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