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[PATCH] m68knommu: add SPI register definitions for 528x processors

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Add QSPI register definitions of ColdFIre 528x processor SPI controller.

Patch originally submitted by Derek Cheung <derek.cheung@sympatico.ca>

Signed-off-by: Greg Ungerer <gerg@uclinux.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Greg Ungerer 2005-09-12 11:18:10 +10:00 committed by Linus Torvalds
parent 66aa2b4b1c
commit 7ce4d42503
1 changed files with 112 additions and 0 deletions
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112
include/asm-m68knommu/m528xsim.h
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@ -41,5 +41,117 @@
#define MCFSIM_DACR1 0x50 /* SDRAM base address 1 */
#define MCFSIM_DMR1 0x54 /* SDRAM address mask 1 */
/*
* Derek Cheung - 6 Feb 2005
* add I2C and QSPI register definition using Freescale's MCF5282
*/
/* set Port AS pin for I2C or UART */
#define MCF5282_GPIO_PASPAR (volatile u16 *) (MCF_IPSBAR + 0x00100056)
/* Interrupt Mask Register Register Low */
#define MCF5282_INTC0_IMRL (volatile u32 *) (MCF_IPSBAR + 0x0C0C)
/* Interrupt Control Register 7 */
#define MCF5282_INTC0_ICR17 (volatile u8 *) (MCF_IPSBAR + 0x0C51)
/*********************************************************************
*
* Inter-IC (I2C) Module
*
*********************************************************************/
/* Read/Write access macros for general use */
#define MCF5282_I2C_I2ADR (volatile u8 *) (MCF_IPSBAR + 0x0300) // Address
#define MCF5282_I2C_I2FDR (volatile u8 *) (MCF_IPSBAR + 0x0304) // Freq Divider
#define MCF5282_I2C_I2CR (volatile u8 *) (MCF_IPSBAR + 0x0308) // Control
#define MCF5282_I2C_I2SR (volatile u8 *) (MCF_IPSBAR + 0x030C) // Status
#define MCF5282_I2C_I2DR (volatile u8 *) (MCF_IPSBAR + 0x0310) // Data I/O
/* Bit level definitions and macros */
#define MCF5282_I2C_I2ADR_ADDR(x) (((x)&0x7F)<<0x01)
#define MCF5282_I2C_I2FDR_IC(x) (((x)&0x3F))
#define MCF5282_I2C_I2CR_IEN (0x80) // I2C enable
#define MCF5282_I2C_I2CR_IIEN (0x40) // interrupt enable
#define MCF5282_I2C_I2CR_MSTA (0x20) // master/slave mode
#define MCF5282_I2C_I2CR_MTX (0x10) // transmit/receive mode
#define MCF5282_I2C_I2CR_TXAK (0x08) // transmit acknowledge enable
#define MCF5282_I2C_I2CR_RSTA (0x04) // repeat start
#define MCF5282_I2C_I2SR_ICF (0x80) // data transfer bit
#define MCF5282_I2C_I2SR_IAAS (0x40) // I2C addressed as a slave
#define MCF5282_I2C_I2SR_IBB (0x20) // I2C bus busy
#define MCF5282_I2C_I2SR_IAL (0x10) // aribitration lost
#define MCF5282_I2C_I2SR_SRW (0x04) // slave read/write
#define MCF5282_I2C_I2SR_IIF (0x02) // I2C interrupt
#define MCF5282_I2C_I2SR_RXAK (0x01) // received acknowledge
/*********************************************************************
*
* Queued Serial Peripheral Interface (QSPI) Module
*
*********************************************************************/
/* Derek - 21 Feb 2005 */
/* change to the format used in I2C */
/* Read/Write access macros for general use */
#define MCF5282_QSPI_QMR MCF_IPSBAR + 0x0340
#define MCF5282_QSPI_QDLYR MCF_IPSBAR + 0x0344
#define MCF5282_QSPI_QWR MCF_IPSBAR + 0x0348
#define MCF5282_QSPI_QIR MCF_IPSBAR + 0x034C
#define MCF5282_QSPI_QAR MCF_IPSBAR + 0x0350
#define MCF5282_QSPI_QDR MCF_IPSBAR + 0x0354
#define MCF5282_QSPI_QCR MCF_IPSBAR + 0x0354
/* Bit level definitions and macros */
#define MCF5282_QSPI_QMR_MSTR (0x8000)
#define MCF5282_QSPI_QMR_DOHIE (0x4000)
#define MCF5282_QSPI_QMR_BITS_16 (0x0000)
#define MCF5282_QSPI_QMR_BITS_8 (0x2000)
#define MCF5282_QSPI_QMR_BITS_9 (0x2400)
#define MCF5282_QSPI_QMR_BITS_10 (0x2800)
#define MCF5282_QSPI_QMR_BITS_11 (0x2C00)
#define MCF5282_QSPI_QMR_BITS_12 (0x3000)
#define MCF5282_QSPI_QMR_BITS_13 (0x3400)
#define MCF5282_QSPI_QMR_BITS_14 (0x3800)
#define MCF5282_QSPI_QMR_BITS_15 (0x3C00)
#define MCF5282_QSPI_QMR_CPOL (0x0200)
#define MCF5282_QSPI_QMR_CPHA (0x0100)
#define MCF5282_QSPI_QMR_BAUD(x) (((x)&0x00FF))
#define MCF5282_QSPI_QDLYR_SPE (0x80)
#define MCF5282_QSPI_QDLYR_QCD(x) (((x)&0x007F)<<8)
#define MCF5282_QSPI_QDLYR_DTL(x) (((x)&0x00FF))
#define MCF5282_QSPI_QWR_HALT (0x8000)
#define MCF5282_QSPI_QWR_WREN (0x4000)
#define MCF5282_QSPI_QWR_WRTO (0x2000)
#define MCF5282_QSPI_QWR_CSIV (0x1000)
#define MCF5282_QSPI_QWR_ENDQP(x) (((x)&0x000F)<<8)
#define MCF5282_QSPI_QWR_CPTQP(x) (((x)&0x000F)<<4)
#define MCF5282_QSPI_QWR_NEWQP(x) (((x)&0x000F))
#define MCF5282_QSPI_QIR_WCEFB (0x8000)
#define MCF5282_QSPI_QIR_ABRTB (0x4000)
#define MCF5282_QSPI_QIR_ABRTL (0x1000)
#define MCF5282_QSPI_QIR_WCEFE (0x0800)
#define MCF5282_QSPI_QIR_ABRTE (0x0400)
#define MCF5282_QSPI_QIR_SPIFE (0x0100)
#define MCF5282_QSPI_QIR_WCEF (0x0008)
#define MCF5282_QSPI_QIR_ABRT (0x0004)
#define MCF5282_QSPI_QIR_SPIF (0x0001)
#define MCF5282_QSPI_QAR_ADDR(x) (((x)&0x003F))
#define MCF5282_QSPI_QDR_COMMAND(x) (((x)&0xFF00))
#define MCF5282_QSPI_QCR_DATA(x) (((x)&0x00FF)<<8)
#define MCF5282_QSPI_QCR_CONT (0x8000)
#define MCF5282_QSPI_QCR_BITSE (0x4000)
#define MCF5282_QSPI_QCR_DT (0x2000)
#define MCF5282_QSPI_QCR_DSCK (0x1000)
#define MCF5282_QSPI_QCR_CS (((x)&0x000F)<<8)
/****************************************************************************/
#endif /* m528xsim_h */