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

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>

1 files changed, 112 insertions, 0 deletions

diff --git a/include/asm-m68knommu/m528xsim.h b/include/asm-m68knommu/m528xsim.h
index 371993a206ac..610774a17f70 100644
--- a/include/asm-m68knommu/m528xsim.h
+++ b/include/asm-m68knommu/m528xsim.h
@@ -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 */