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

   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/platform_device.h>
  21 #include <linux/gpio/driver.h>
  22 #include <linux/rfkill-gpio.h>
  23 #include "board.h"
  24
  25 static struct rfkill_gpio_platform_data wifi_rfkill_platform_data = {
  26         .name           = "wifi_rfkill",
  27         .reset_gpio     = 25, /* PD1 */
  28         .shutdown_gpio  = 85, /* PK5 */
  29         .type   = RFKILL_TYPE_WLAN,
  30 };
  31
  32 static struct platform_device wifi_rfkill_device = {
  33         .name   = "rfkill_gpio",
  34         .id     = -1,
  35         .dev    = {
  36                 .platform_data = &wifi_rfkill_platform_data,
  37         },
  38 };
  39
  40 static struct gpiod_lookup_table wifi_gpio_lookup = {
  41         .dev_id = "rfkill_gpio",
  42         .table = {
  43                 GPIO_LOOKUP_IDX("tegra-gpio", 25, NULL, 0, 0),
  44                 GPIO_LOOKUP_IDX("tegra-gpio", 85, NULL, 1, 0),
  45                 { },
  46         },
  47 };
  48
  49 void __init tegra_paz00_wifikill_init(void)
  50 {
  51         gpiod_add_lookup_table(&wifi_gpio_lookup);
  52         platform_device_register(&wifi_rfkill_device);
  53 }