1 /* 2 * A V4L2 driver for N123 cameras. 3 * 4 * Copyright (c) 2017 by Allwinnertech Co., Ltd. http://www.allwinnertech.com 5 * 6 * Authors: Miachel chen <michaelchen@allwinnertech.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 */ 12 13 #define AHD_1080P_1CH //else is 720P_4CH 14 15 16 u32 gpio_i2c_write(u8 da, u8 reg, u8 val); 17 u32 gpio_i2c_read(u8 da, u8 reg); 18 int check_id(unsigned int dec); 19 int check_rev(unsigned int dec); 20 void read_bank_value(void); 21 int sensor_init_hardware(u32 val); 22