1 | // SPDX-License-Identifier: GPL-2.0-or-later |
---|---|
2 | /* |
3 | * Cobalt buttons platform device. |
4 | * |
5 | * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org> |
6 | */ |
7 | |
8 | #include <linux/platform_device.h> |
9 | #include <linux/errno.h> |
10 | #include <linux/init.h> |
11 | |
12 | static struct resource cobalt_buttons_resource __initdata = { |
13 | .start = 0x1d000000, |
14 | .end = 0x1d000003, |
15 | .flags = IORESOURCE_MEM, |
16 | }; |
17 | |
18 | static __init int cobalt_add_buttons(void) |
19 | { |
20 | struct platform_device *pd; |
21 | int error; |
22 | |
23 | pd = platform_device_alloc(name: "Cobalt buttons", id: -1); |
24 | if (!pd) |
25 | return -ENOMEM; |
26 | |
27 | error = platform_device_add_resources(pdev: pd, res: &cobalt_buttons_resource, num: 1); |
28 | if (error) |
29 | goto err_free_device; |
30 | |
31 | error = platform_device_add(pdev: pd); |
32 | if (error) |
33 | goto err_free_device; |
34 | |
35 | return 0; |
36 | |
37 | err_free_device: |
38 | platform_device_put(pdev: pd); |
39 | return error; |
40 | } |
41 | device_initcall(cobalt_add_buttons); |
42 |