/* * These files are taken from the MCF523X source code example package * which is available on the Freescale website. Freescale explicitly  * grants the redistribution and modification of these source files. * The complete licensing information is available in the file  * LICENSE_FREESCALE.TXT. * * File:	mcf523x_i2c.h * Purpose:	Register and bit definitions for the MCF523X * * Notes:	 *	 */#ifndef __MCF523X_I2C_H__#define __MCF523X_I2C_H__/*********************************************************************** I2C Module (I2C)**********************************************************************//* Register read/write macros */#define MCF_I2C_I2AR     (*(vuint8 *)(void*)(&__IPSBAR[0x000300]))#define MCF_I2C_I2FDR    (*(vuint8 *)(void*)(&__IPSBAR[0x000304]))#define MCF_I2C_I2CR     (*(vuint8 *)(void*)(&__IPSBAR[0x000308]))#define MCF_I2C_I2SR     (*(vuint8 *)(void*)(&__IPSBAR[0x00030C]))#define MCF_I2C_I2DR     (*(vuint8 *)(void*)(&__IPSBAR[0x000310]))#define MCF_I2C_I2ICR    (*(vuint8 *)(void*)(&__IPSBAR[0x000320]))/* Bit definitions and macros for MCF_I2C_I2AR */#define MCF_I2C_I2AR_ADR(x)    (((x)&0x7F)<<1)/* Bit definitions and macros for MCF_I2C_I2FDR */#define MCF_I2C_I2FDR_IC(x)    (((x)&0x3F)<<0)/* Bit definitions and macros for MCF_I2C_I2CR */#define MCF_I2C_I2CR_RSTA      (0x04)#define MCF_I2C_I2CR_TXAK      (0x08)#define MCF_I2C_I2CR_MTX       (0x10)#define MCF_I2C_I2CR_MSTA      (0x20)#define MCF_I2C_I2CR_IIEN      (0x40)#define MCF_I2C_I2CR_IEN       (0x80)/* Bit definitions and macros for MCF_I2C_I2SR */#define MCF_I2C_I2SR_RXAK      (0x01)#define MCF_I2C_I2SR_IIF       (0x02)#define MCF_I2C_I2SR_SRW       (0x04)#define MCF_I2C_I2SR_IAL       (0x10)#define MCF_I2C_I2SR_IBB       (0x20)#define MCF_I2C_I2SR_IAAS      (0x40)#define MCF_I2C_I2SR_ICF       (0x80)/* Bit definitions and macros for MCF_I2C_I2ICR */#define MCF_I2C_I2ICR_IE       (0x01)#define MCF_I2C_I2ICR_RE       (0x02)#define MCF_I2C_I2ICR_TE       (0x04)#define MCF_I2C_I2ICR_BNBE     (0x08)/********************************************************************/#endif /* __MCF523X_I2C_H__ */