cadence-i2c-regs.h

/*
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (C) 2014 embedded brains GmbH & Co. KG
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef LIBBSP_ARM_XILINX_ZYNQ_CADENCE_I2C_REGS_H
#define LIBBSP_ARM_XILINX_ZYNQ_CADENCE_I2C_REGS_H
 
#include <bsp/utility.h>
 
typedef struct {
    uint32_t control;
#define CADENCE_I2C_CONTROL_DIV_A(val) BSP_FLD32(val, 14, 15)
#define CADENCE_I2C_CONTROL_DIV_A_GET(reg) BSP_FLD32GET(reg, 14, 15)
#define CADENCE_I2C_CONTROL_DIV_A_SET(reg, val) BSP_FLD32SET(reg, val, 14, 15)
#define CADENCE_I2C_CONTROL_DIV_B(val) BSP_FLD32(val, 8, 13)
#define CADENCE_I2C_CONTROL_DIV_B_GET(reg) BSP_FLD32GET(reg, 8, 13)
#define CADENCE_I2C_CONTROL_DIV_B_SET(reg, val) BSP_FLD32SET(reg, val, 8, 13)
#define CADENCE_I2C_CONTROL_CLR_FIFO BSP_BIT32(6)
#define CADENCE_I2C_CONTROL_SLVMON BSP_BIT32(5)
#define CADENCE_I2C_CONTROL_HOLD BSP_BIT32(4)
#define CADENCE_I2C_CONTROL_ACKEN BSP_BIT32(3)
#define CADENCE_I2C_CONTROL_NEA BSP_BIT32(2)
#define CADENCE_I2C_CONTROL_MS BSP_BIT32(1)
#define CADENCE_I2C_CONTROL_RW BSP_BIT32(0)
    uint32_t status;
#define CADENCE_I2C_STATUS_BA BSP_BIT32(8)
#define CADENCE_I2C_STATUS_RXOVF BSP_BIT32(7)
#define CADENCE_I2C_STATUS_TXDV BSP_BIT32(6)
#define CADENCE_I2C_STATUS_RXDV BSP_BIT32(5)
#define CADENCE_I2C_STATUS_RXRW BSP_BIT32(3)
    uint32_t address;
#define CADENCE_I2C_ADDRESS(val) BSP_FLD32(val, 0, 9)
#define CADENCE_I2C_ADDRESS_GET(reg) BSP_FLD32GET(reg, 0, 9)
#define CADENCE_I2C_ADDRESS_SET(reg, val) BSP_FLD32SET(reg, val, 0, 9)
    uint32_t data;
    uint32_t irqstatus;
#define CADENCE_I2C_IXR_ARB_LOST BSP_BIT32(9)
#define CADENCE_I2C_IXR_RX_UNF BSP_BIT32(7)
#define CADENCE_I2C_IXR_TX_OVR BSP_BIT32(6)
#define CADENCE_I2C_IXR_RX_OVR BSP_BIT32(5)
#define CADENCE_I2C_IXR_SLV_RDY BSP_BIT32(4)
#define CADENCE_I2C_IXR_TO BSP_BIT32(3)
#define CADENCE_I2C_IXR_NACK BSP_BIT32(2)
#define CADENCE_I2C_IXR_DATA BSP_BIT32(1)
#define CADENCE_I2C_IXR_COMP BSP_BIT32(0)
    uint32_t transfer_size;
#define CADENCE_I2C_TRANSFER_SIZE(val) BSP_FLD32(val, 0, 7)
#define CADENCE_I2C_TRANSFER_SIZE_GET(reg) BSP_FLD32GET(reg, 0, 7)
#define CADENCE_I2C_TRANSFER_SIZE_SET(reg, val) BSP_FLD32SET(reg, val, 0, 7)
    uint32_t slave_mon_pause;
#define CADENCE_I2C_SLAVE_MON_PAUSE(val) BSP_FLD32(val, 0, 3)
#define CADENCE_I2C_SLAVE_MON_PAUSE_GET(reg) BSP_FLD32GET(reg, 0, 3)
#define CADENCE_I2C_SLAVE_MON_PAUSE_SET(reg, val) BSP_FLD32SET(reg, val, 0, 3)
    uint32_t timeout;
#define CADENCE_I2C_TIMEOUT(val) BSP_FLD32(val, 0, 7)
#define CADENCE_I2C_TIMEOUT_GET(reg) BSP_FLD32GET(reg, 0, 7)
#define CADENCE_I2C_TIMEOUT_SET(reg, val) BSP_FLD32SET(reg, val, 0, 7)
    uint32_t irqmask;
    uint32_t irqenable;
    uint32_t irqdisable;
} cadence_i2c;
 
#endif /* LIBBSP_ARM_XILINX_ZYNQ_CADENCE_I2C_REGS_H */