xref: /openbmc/u-boot/drivers/cpu/cpu_sandbox.c (revision c83c436d)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) Copyright 2018
4  * Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
5  */
6 
7 #include <common.h>
8 #include <dm.h>
9 #include <cpu.h>
10 
11 int cpu_sandbox_get_desc(struct udevice *dev, char *buf, int size)
12 {
13 	snprintf(buf, size, "LEG Inc. SuperMegaUltraTurbo CPU No. 1");
14 
15 	return 0;
16 }
17 
18 int cpu_sandbox_get_info(struct udevice *dev, struct cpu_info *info)
19 {
20 	info->cpu_freq = 42 * 42 * 42 * 42 * 42;
21 	info->features = 0x42424242;
22 
23 	return 0;
24 }
25 
26 int cpu_sandbox_get_count(struct udevice *dev)
27 {
28 	return 42;
29 }
30 
31 int cpu_sandbox_get_vendor(struct udevice *dev, char *buf, int size)
32 {
33 	snprintf(buf, size, "Languid Example Garbage Inc.");
34 
35 	return 0;
36 }
37 
38 static const struct cpu_ops cpu_sandbox_ops = {
39 	.get_desc = cpu_sandbox_get_desc,
40 	.get_info = cpu_sandbox_get_info,
41 	.get_count = cpu_sandbox_get_count,
42 	.get_vendor = cpu_sandbox_get_vendor,
43 };
44 
45 int cpu_sandbox_probe(struct udevice *dev)
46 {
47 	return 0;
48 }
49 
50 static const struct udevice_id cpu_sandbox_ids[] = {
51 	{ .compatible = "sandbox,cpu_sandbox" },
52 	{ }
53 };
54 
55 U_BOOT_DRIVER(cpu_sandbox) = {
56 	.name           = "cpu_sandbox",
57 	.id             = UCLASS_CPU,
58 	.ops		= &cpu_sandbox_ops,
59 	.of_match       = cpu_sandbox_ids,
60 	.probe          = cpu_sandbox_probe,
61 };
62