1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause 2 /* 3 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved 4 */ 5 6 #include <common.h> 7 #include <dm.h> 8 #include <ram.h> 9 10 DECLARE_GLOBAL_DATA_PTR; 11 12 int dram_init(void) 13 { 14 struct ram_info ram; 15 struct udevice *dev; 16 int ret; 17 18 ret = uclass_get_device(UCLASS_RAM, 0, &dev); 19 if (ret) { 20 debug("RAM init failed: %d\n", ret); 21 return ret; 22 } 23 ret = ram_get_info(dev, &ram); 24 if (ret) { 25 debug("Cannot get RAM size: %d\n", ret); 26 return ret; 27 } 28 debug("RAM init base=%lx, size=%x\n", ram.base, ram.size); 29 30 gd->ram_size = ram.size; 31 32 return 0; 33 } 34
