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Linux/arch/arm/mach-tegra/board-paz00.c

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  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 wifi_rfkill_prop[] __initdata = {
 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 

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