/** * * Copyright (c) 2018, Marvell International Ltd. All rights reserved. * * SPDX-License-Identifier: BSD-2-Clause-Patent * **/ #ifndef __MV_I2C_H__ #define __MV_I2C_H__ /* * I2C_FLAG_NORESTART is not part of PI spec, it allows to continue * transmission without repeated start operation. */ #define I2C_FLAG_NORESTART 0x00000002 /* * Helper macros for maintaining multiple I2C buses * and devices defined via EFI_I2C_DEVICE. */ #define I2C_DEVICE_ADDRESS(Index) ((Index) & MAX_UINT16) #define I2C_DEVICE_BUS(Index) ((Index) >> 16) #define I2C_DEVICE_INDEX(Bus, Address) (((Address) & MAX_UINT16) | (Bus) << 16) #endif