1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * arch/arm/mach-tegra/board-paz00.c
4 *
5 * Copyright (C) 2011 Marc Dietrich <marvin24@gmx.de>
6 *
7 * Based on board-harmony.c
8 * Copyright (C) 2010 Google, Inc.
9 */
10
11 #include <linux/err.h>
12 #include <linux/gpio/machine.h>
13 #include <linux/gpio/property.h>
14 #include <linux/platform_device.h>
15 #include <linux/printk.h>
16 #include <linux/property.h>
17
18 #include "board.h"
19
20 static const struct software_node tegra_gpiochip_node = {
21 .name = "tegra-gpio",
22 };
23
24 static const struct property_entry wifi_rfkill_prop[] __initconst = {
25 PROPERTY_ENTRY_STRING("name", "wifi_rfkill"),
26 PROPERTY_ENTRY_STRING("type", "wlan"),
27 PROPERTY_ENTRY_GPIO("reset-gpios",
28 &tegra_gpiochip_node, 25, GPIO_ACTIVE_HIGH),
29 PROPERTY_ENTRY_GPIO("shutdown-gpios",
30 &tegra_gpiochip_node, 85, GPIO_ACTIVE_HIGH),
31 { }
32 };
33
34 static const struct platform_device_info wifi_rfkill_info __initconst = {
35 .name = "rfkill_gpio",
36 .id = PLATFORM_DEVID_NONE,
37 .properties = wifi_rfkill_prop,
38 };
39
40 void __init tegra_paz00_wifikill_init(void)
41 {
42 struct platform_device *pd;
43 int err;
44
45 err = software_node_register(&tegra_gpiochip_node);
46 if (err) {
47 pr_err("failed to register %s node: %d\n",
48 tegra_gpiochip_node.name, err);
49 return;
50 }
51
52 pd = platform_device_register_full(&wifi_rfkill_info);
53 err = PTR_ERR_OR_ZERO(pd);
54 if (err)
55 pr_err("failed to register WiFi rfkill device: %d\n", err);
56 }
57
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