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