/* * Copyright (C) 2014 Google, Inc. * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include #include struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) { return NULL; } int spi_claim_bus(struct spi_slave *slave) { return 0; } void spi_release_bus(struct spi_slave *slave) { } int spi_xfer(struct spi_slave *slave, const void *dout, unsigned out_bytes, void *din, unsigned in_bytes) { return 0; }