// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2011 Andes Technology Corporation * Shawn Lin, Andes Technology Corporation * Macpaul Lin, Andes Technology Corporation */ #include #include #include #include #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH) #include #endif #include #include DECLARE_GLOBAL_DATA_PTR; /* * Miscellaneous platform dependent initializations */ int board_init(void) { /* * refer to BOOT_PARAMETER_PA_BASE within * "linux/arch/nds32/include/asm/misc_spec.h" */ printf("Board: %s\n" , CONFIG_SYS_BOARD); gd->bd->bi_arch_number = MACH_TYPE_ADPAE3XX; gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400; return 0; } int dram_init(void) { unsigned long sdram_base = PHYS_SDRAM_0; unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE; unsigned long actual_size; actual_size = get_ram_size((void *)sdram_base, expected_size); gd->ram_size = actual_size; if (expected_size != actual_size) { printf("Warning: Only %lu of %lu MiB SDRAM is working\n", actual_size >> 20, expected_size >> 20); } return 0; } int dram_init_banksize(void) { gd->bd->bi_dram[0].start = PHYS_SDRAM_0; gd->bd->bi_dram[0].size = PHYS_SDRAM_0_SIZE; gd->bd->bi_dram[1].start = PHYS_SDRAM_1; gd->bd->bi_dram[1].size = PHYS_SDRAM_1_SIZE; return 0; } #if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH) int board_eth_init(bd_t *bd) { return ftmac100_initialize(bd); } #endif ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) { if (banknum == 0) { /* non-CFI boot flash */ info->portwidth = FLASH_CFI_8BIT; info->chipwidth = FLASH_CFI_BY8; info->interface = FLASH_CFI_X8; return 1; } else { return 0; } }