2 * Copyright (c) 2011, NVIDIA Corporation.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 #ifndef __RFKILL_GPIO_H
21 #define __RFKILL_GPIO_H
23 #include <linux/types.h>
24 #include <linux/rfkill.h>
25 #include <linux/clk.h>
27 #define RFKILL_RK_GPIO_NAME_SIZE 64
29 //struct rfkill_rk_iomux {
35 struct rfkill_rk_gpio {
37 char name[RFKILL_RK_GPIO_NAME_SIZE];
38 int enable; // disable = !enable
39 struct pinctrl_state *gpio_state;
40 struct pinctrl_state *default_state;
43 struct rfkill_rk_irq {
44 char name[RFKILL_RK_GPIO_NAME_SIZE];
45 struct rfkill_rk_gpio gpio;
50 * struct rfkill_rk_platform_data - platform data for rfkill gpio device.
51 * for unused gpio's, the expected value is -1.
52 * @name: name for the gpio rf kill instance
53 * @reset_gpio: GPIO which is used for reseting rfkill switch
54 * @shutdown_gpio: GPIO which is used for shutdown of rfkill switch
57 struct rfkill_rk_platform_data {
59 enum rfkill_type type;
61 struct pinctrl *pinctrl;
62 struct rfkill_rk_gpio poweron_gpio;
63 struct rfkill_rk_gpio reset_gpio;
64 struct rfkill_rk_gpio wake_gpio; // Host wake or sleep BT
65 struct rfkill_rk_irq wake_host_irq; // BT wakeup host
66 struct rfkill_rk_gpio rts_gpio;
70 int rfkill_get_bt_power_state(int *power, bool *toggle);
72 #endif /* __RFKILL_GPIO_H */