mirror of https://github.com/ARMmbed/mbed-os.git
88 lines
3.9 KiB
C
88 lines
3.9 KiB
C
/**
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******************************************************************************
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* @file i2c_ipc7208_map.h
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* @brief I2C IPC 7208 HW register map
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* @internal
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* @author ON Semiconductor
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* $Rev: 3324 $
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* $Date: 2015-03-27 17:00:28 +0530 (Fri, 27 Mar 2015) $
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******************************************************************************
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* Copyright 2016 Semiconductor Components Industries LLC (d/b/a “ON Semiconductor”).
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* All rights reserved. This software and/or documentation is licensed by ON Semiconductor
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* under limited terms and conditions. The terms and conditions pertaining to the software
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* and/or documentation are available at http://www.onsemi.com/site/pdf/ONSEMI_T&C.pdf
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* (“ON Semiconductor Standard Terms and Conditions of Sale, Section 8 Software”) and
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* if applicable the software license agreement. Do not use this software and/or
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* documentation unless you have carefully read and you agree to the limited terms and
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* conditions. By using this software and/or documentation, you agree to the limited
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* terms and conditions.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
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* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
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* ON SEMICONDUCTOR SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL,
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* INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
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* @endinternal
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*
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* @ingroup i2c_ipc7208
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*
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* @details
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* <p>
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* I2C IPC 7208 HW register map description
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* </p>
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*
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* <h1> Reference document(s) </h1>
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* <p>
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* <a href="../pdf/IPC7208_I2C_APB_DS_v1P3.pdf" target="_blank">
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* IPC7208 APB I2C Master Design Specification v1.3 </a>
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* </p>
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*/
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#if defined ( __CC_ARM )
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#pragma anon_unions
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#endif
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#ifndef I2C_IPC7208_MAP_H_
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#define I2C_IPC7208_MAP_H_
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#include "architecture.h"
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/** I2C HW Structure Overlay */
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typedef struct {
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union {
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struct {
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__IO uint32_t CMD_FIFO_EMPTY :1; /**< 1 = Command FIFO is empty , 0 = Command FIFO is empty */
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__IO uint32_t RD_FIFO_NOT_EMPTY :1; /**< 0 = Read data is not ready , 1 = Read data is ready */
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__IO uint32_t I2C_BUS_ERR :1; /**< 0 = No buss error occurred , 1 = buss error */
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__IO uint32_t RD_FIFO_UFL :1; /**< 0 = Read data FIFO is not underflowed , 1 = Read data FIFO is underflowed */
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__IO uint32_t CMD_FIFO_OFL :1;/**< 0 = Command FIFO is not overflowed 1 = Command FIFO is overflowed */
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__IO uint32_t CMD_FIFO_FULL :1; /**< 0 = Command FIFO not full , 1 = Command FIFO full */
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__IO uint32_t PAD :2; /**< Reserved . Always reads back 0. */
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} BITS;
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__IO uint32_t WORD;
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} STATUS;
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__IO uint32_t RD_FIFO_REG;/**< Data from the I2C Slave to be read by the processor. */
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__IO uint32_t CMD_REG; /**< I2C Command Programming interface */
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union {
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struct {
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__IO uint32_t CMD_FIFO_INT :1; /**< Command FIFO empty interrupt : 0 = disable , 1 = enable */
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__IO uint32_t RD_FIFO_INT :1; /**< Read Data FIFO Not Empty Interrupt : 0 = disable , 1 = enable */
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__IO uint32_t I2C_ERR_INT :1; /**< I2C Error Interrupt : 0 = disable , 1 = enable */
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// __IO uint32_t PAD :4; /**< Reserved. Writes have no effect; Read as 0x00. */
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} BITS;
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__IO uint32_t WORD;
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} IER;
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union {
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struct {
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__IO uint32_t CD_VAL :5; /**< I2C APB Clock Divider Value (low 5 bits). */
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__IO uint32_t I2C_APB_CD_EN :1; /**< 0 = I2C clock divider disable 1 = I2C clock divider enable */
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__IO uint32_t I2C_CLK_SRC :1; /**< I2C clock source : 0 = external clock , 1 = APB clock */
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__IO uint32_t I2C_MODULE_EN :1; /**< 0 = I2C disable , 1 = I2C enable */
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} BITS;
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__IO uint32_t WORD;
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} CR;
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__IO uint32_t PRE_SCALE_REG; /* I2C APB Clock Divider Value (upper 8 bits). */
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} I2cIpc7208Reg_t, *I2cIpc7208Reg_pt;
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#endif /* I2C_IPC7208_MAP_H_ */
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