1 /* 2 * External driver API to ftdi_sio_brcm driver. 3 * 4 * Copyright (C) 2020, Broadcom. 5 * 6 * Unless you and Broadcom execute a separate written software license 7 * agreement governing use of this software, this software is licensed to you 8 * under the terms of the GNU General Public License version 2 (the "GPL"), 9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 10 * following added to such license: 11 * 12 * As a special exception, the copyright holders of this software give you 13 * permission to link this software with independent modules, and to copy and 14 * distribute the resulting executable under terms of your choice, provided that 15 * you also meet, for each linked independent module, the terms and conditions of 16 * the license of that module. An independent module is a module which is not 17 * derived from this software. The special exception does not apply to any 18 * modifications of the software. 19 * 20 * 21 * <<Broadcom-WL-IPTag/Open:>> 22 * 23 * $Id: $ 24 */ 25 26 typedef struct usb_serial_port * gpio_handle; 27 28 #define BITMODE_RESET 0x00 29 #define BITMODE_BITBANG 0x01 30 31 int ftdi_usb_reset(int handle); 32 int ftdi_set_bitmode(int handle, unsigned char bitmask, unsigned char mode); 33 int gpio_write_port(int handle, unsigned char pins); 34 int gpio_write_port_non_block(int handle, unsigned char pins); 35 int gpio_read_port(int handle, unsigned char *pins); 36 int handle_add(gpio_handle pointer); 37 int handle_remove(gpio_handle pointer); 38 int get_handle(const char *dev_filename); 39 gpio_handle get_pointer_by_handle(int handle); 40