xref: /linux/arch/arm/mach-tegra/board-paz00.c (revision f3a8b6645dc2e60d11f20c1c23afd964ff4e55ae)
1 /*
2  * arch/arm/mach-tegra/board-paz00.c
3  *
4  * Copyright (C) 2011 Marc Dietrich <marvin24@gmx.de>
5  *
6  * Based on board-harmony.c
7  * Copyright (C) 2010 Google, Inc.
8  *
9  * This software is licensed under the terms of the GNU General Public
10  * License version 2, as published by the Free Software Foundation, and
11  * may be copied, distributed, and modified under those terms.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  */
19 
20 #include <linux/property.h>
21 #include <linux/gpio/machine.h>
22 #include <linux/platform_device.h>
23 
24 #include "board.h"
25 
26 static struct property_entry __initdata wifi_rfkill_prop[] = {
27 	PROPERTY_ENTRY_STRING("name", "wifi_rfkill"),
28 	PROPERTY_ENTRY_STRING("type", "wlan"),
29 	{ },
30 };
31 
32 static struct platform_device wifi_rfkill_device = {
33 	.name	= "rfkill_gpio",
34 	.id	= -1,
35 };
36 
37 static struct gpiod_lookup_table wifi_gpio_lookup = {
38 	.dev_id = "rfkill_gpio",
39 	.table = {
40 		GPIO_LOOKUP("tegra-gpio", 25, "reset", 0),
41 		GPIO_LOOKUP("tegra-gpio", 85, "shutdown", 0),
42 		{ },
43 	},
44 };
45 
46 void __init tegra_paz00_wifikill_init(void)
47 {
48 	platform_device_add_properties(&wifi_rfkill_device, wifi_rfkill_prop);
49 	gpiod_add_lookup_table(&wifi_gpio_lookup);
50 	platform_device_register(&wifi_rfkill_device);
51 }
52