uboot/u-boot-stm32mp-2020.01/arch/mips/mach-bmips/dram.c

37 lines
658 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2016 Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
* Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
*/
#include <common.h>
#include <ram.h>
#include <dm.h>
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
struct ram_info ram;
struct udevice *dev;
int err;
err = uclass_get_device(UCLASS_RAM, 0, &dev);
if (err) {
debug("DRAM init failed: %d\n", err);
return 0;
}
err = ram_get_info(dev, &ram);
if (err) {
debug("Cannot get DRAM size: %d\n", err);
return 0;
}
debug("SDRAM base=%zx, size=%x\n", ram.base, ram.size);
gd->ram_size = ram.size;
return 0;
}