/* * Copyright (C) 2018 ETH Zurich and University of Bologna * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef __ARCHI_UDMA_UDMA_I2C_V2_H__ #define __ARCHI_UDMA_UDMA_I2C_V2_H__ // I2C command IDS definition #define I2C_CMD_OFFSET 4 #define I2C_CMD_START (0x0 << I2C_CMD_OFFSET) #define I2C_CMD_STOP (0x2 << I2C_CMD_OFFSET) #define I2C_CMD_RD_ACK (0x4 << I2C_CMD_OFFSET) #define I2C_CMD_RD_NACK (0x6 << I2C_CMD_OFFSET) #define I2C_CMD_WRB (0x7 << I2C_CMD_OFFSET) #define I2C_CMD_WR (0x8 << I2C_CMD_OFFSET) #define I2C_CMD_WAIT (0xA << I2C_CMD_OFFSET) #define I2C_CMD_RPT (0xC << I2C_CMD_OFFSET) #define I2C_CMD_CFG (0xE << I2C_CMD_OFFSET) #define I2C_CMD_WAIT_EV (0x1 << I2C_CMD_OFFSET) #endif