1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (c) 2015 Google, Inc
4 * Written by Simon Glass <sjg@chromium.org>
5 */
6
7#include <common.h>
8#include <dm.h>
9#include <errno.h>
10#include <ram.h>
11#include <asm/global_data.h>
12#include <asm/test.h>
13
14DECLARE_GLOBAL_DATA_PTR;
15
16static int sandbox_get_info(struct udevice *dev, struct ram_info *info)
17{
18	info->base = 0;
19	info->size = gd->ram_size;
20
21	return 0;
22}
23
24static const struct ram_ops sandbox_ram_ops = {
25	.get_info	= sandbox_get_info,
26};
27
28static const struct udevice_id sandbox_ram_ids[] = {
29	{ .compatible = "sandbox,ram" },
30	{ }
31};
32
33U_BOOT_DRIVER(warm_ram_sandbox) = {
34	.name		= "ram_sandbox",
35	.id		= UCLASS_RAM,
36	.of_match	= sandbox_ram_ids,
37	.ops		= &sandbox_ram_ops,
38};
39