1 /* drivers/input/touchscreen/gt1x.h 2 * 3 * 2010 - 2013 Goodix Technology. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be a reference 11 * to you, when you are integrating the GOODiX's CTP IC into your system, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * General Public License for more details. 15 * 16 * Version: 1.4 17 * Release Date: 2015/07/10 18 */ 19 20 #ifndef _GOODIX_GT1X_H_ 21 #define _GOODIX_GT1X_H_ 22 #include "gt1x_generic.h" 23 #include <linux/gpio.h> 24 #ifdef GTP_CONFIG_OF 25 #include <linux/of_gpio.h> 26 #include <linux/regulator/consumer.h> 27 #endif 28 #ifdef CONFIG_FB 29 #include <linux/notifier.h> 30 #include <linux/fb.h> 31 #endif 32 #ifdef CONFIG_HAS_EARLYSUSPEND 33 #include <linux/earlysuspend.h> 34 #endif 35 36 #define IIC_MAX_TRANSFER_SIZE 250 37 38 /* Customize your I/O ports & I/O operations */ 39 #ifdef GTP_CONFIG_OF 40 extern bool gt1x_gt5688; 41 extern int gt1x_rst_gpio; 42 extern int gt1x_int_gpio; 43 extern struct regulator *gt1x_supply; 44 #define GTP_RST_PORT gt1x_rst_gpio 45 #define GTP_INT_PORT gt1x_int_gpio 46 #else 47 #define GTP_RST_PORT 102 48 #define GTP_INT_PORT 52 49 #endif 50 51 #define GTP_INT_IRQ gpio_to_irq(GTP_INT_PORT) 52 /*#define GTP_INT_CFG S3C_GPIO_SFN(0xF)*/ 53 54 #define GTP_GPIO_AS_INPUT(pin) do {\ 55 gpio_direction_input(pin);\ 56 } while (0) 57 #define GTP_GPIO_AS_INT(pin) do {\ 58 GTP_GPIO_AS_INPUT(pin);\ 59 } while (0) 60 #define GTP_GPIO_GET_VALUE(pin) gpio_get_value(pin) 61 #define GTP_GPIO_OUTPUT(pin, level) gpio_direction_output(pin, level) 62 #define GTP_IRQ_TAB {IRQ_TYPE_EDGE_RISING, IRQ_TYPE_EDGE_FALLING, IRQ_TYPE_LEVEL_LOW, IRQ_TYPE_LEVEL_HIGH} 63 64 #endif /* _GOODIX_GT1X_H_ */ 65