1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Passing basic information from SPL to U-Boot proper 4 * 5 * Copyright 2018 Google, Inc 6 */ 7 8 #include <common.h> 9 #include <handoff.h> 10 11 DECLARE_GLOBAL_DATA_PTR; 12 13 void handoff_save_dram(struct spl_handoff *ho) 14 { 15 ho->ram_size = gd->ram_size; 16 #ifdef CONFIG_NR_DRAM_BANKS 17 { 18 struct bd_info *bd = gd->bd; 19 int i; 20 21 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 22 ho->ram_bank[i].start = bd->bi_dram[i].start; 23 ho->ram_bank[i].size = bd->bi_dram[i].size; 24 } 25 } 26 #endif 27 } 28 29 void handoff_load_dram_size(struct spl_handoff *ho) 30 { 31 gd->ram_size = ho->ram_size; 32 } 33 34 void handoff_load_dram_banks(struct spl_handoff *ho) 35 { 36 #ifdef CONFIG_NR_DRAM_BANKS 37 { 38 struct bd_info *bd = gd->bd; 39 int i; 40 41 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 42 bd->bi_dram[i].start = ho->ram_bank[i].start; 43 bd->bi_dram[i].size = ho->ram_bank[i].size; 44 } 45 } 46 #endif 47 } 48