1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (C) 2016 Imagination Technologies 4 */ 5 6 #include <common.h> 7 #include <fdt_support.h> 8 9 int ft_board_setup(void *blob, bd_t *bd) 10 { 11 DECLARE_GLOBAL_DATA_PTR; 12 u64 mem_start[2], mem_size[2]; 13 int mem_regions; 14 15 mem_start[0] = 0; 16 mem_size[0] = min_t(u64, 256llu << 20, gd->ram_size); 17 mem_regions = 1; 18 19 if (gd->ram_size > mem_size[0]) { 20 mem_start[1] = 0x80000000 + mem_size[0]; 21 mem_size[1] = gd->ram_size - mem_size[0]; 22 mem_regions++; 23 } 24 25 return fdt_fixup_memory_banks(blob, mem_start, mem_size, mem_regions); 26 } 27