Files
Linux_Drivers/u-boot-2021.10/arch/mips/mach-bmips/dram.c
sam.xiang f8fc109960 [uboot] create uboot from github:
repo: https://github.com/u-boot/u-boot
	commit: d80bb749fab53da72c4a0e09b8c2d2aaa3103c91

Change-Id: Ie6434426e1ec15bc08bb1832798e371f3fd5fb29
2023-03-10 20:30:57 +08:00

40 lines
722 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 <init.h>
#include <log.h>
#include <ram.h>
#include <dm.h>
#include <asm/global_data.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;
}