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 #include <asm/io.h> 15 #include <asm/mach-types.h> 16 17 #include <faraday/ftsmc020.h> 18 19 DECLARE_GLOBAL_DATA_PTR; 20 21 /* 22 * Miscellaneous platform dependent initializations 23 */ 24 25 int board_init(void) 26 { 27 /* 28 * refer to BOOT_PARAMETER_PA_BASE within 29 * "linux/arch/nds32/include/asm/misc_spec.h" 30 */ 31 printf("Board: %s\n" , CONFIG_SYS_BOARD); 32 gd->bd->bi_arch_number = MACH_TYPE_ADPAG101P; 33 gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400; 34 35 return 0; 36 } 37 38 int dram_init(void) 39 { 40 unsigned long sdram_base = PHYS_SDRAM_0; 41 unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE; 42 unsigned long actual_size; 43 44 actual_size = get_ram_size((void *)sdram_base, expected_size); 45 46 gd->ram_size = actual_size; 47 48 if (expected_size != actual_size) { 49 printf("Warning: Only %lu of %lu MiB SDRAM is working\n", 50 actual_size >> 20, expected_size >> 20); 51 } 52 53 return 0; 54 } 55 56 int dram_init_banksize(void) 57 { 58 gd->bd->bi_dram[0].start = PHYS_SDRAM_0; 59 gd->bd->bi_dram[0].size = PHYS_SDRAM_0_SIZE; 60 gd->bd->bi_dram[1].start = PHYS_SDRAM_1; 61 gd->bd->bi_dram[1].size = PHYS_SDRAM_1_SIZE; 62 63 return 0; 64 } 65 66 #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH) 67 int board_eth_init(bd_t *bd) 68 { 69 return ftmac100_initialize(bd); 70 } 71 #endif 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