[PATCH] CRIS update: synchronous serial port driver

/*

 * ioctl defines for synchronous serial port driver

 *

 * Copyright (c) 2001-2003 Axis Communications AB

 *

 * Author: Mikael Starvik

 *

 */

#ifndef SYNC_SERIAL_H

#define SYNC_SERIAL_H

#include <linux/ioctl.h>

#define SSP_SPEED      _IOR('S', 0, unsigned int)

#define SSP_MODE       _IOR('S', 1, unsigned int)

#define SSP_FRAME_SYNC _IOR('S', 2, unsigned int)

#define SSP_IPOLARITY  _IOR('S', 3, unsigned int)

#define SSP_OPOLARITY  _IOR('S', 4, unsigned int)

#define SSP_SPI        _IOR('S', 5, unsigned int)

#define SSP_INBUFCHUNK _IOR('S', 6, unsigned int)

/* Values for SSP_SPEED */

#define SSP150        0

#define SSP300        1

#define SSP600        2

#define SSP1200       3

#define SSP2400       4

#define SSP4800       5

#define SSP9600       6

#define SSP19200      7

#define SSP28800      8

#define SSP57600      9

#define SSP115200    10

#define SSP230400    11

#define SSP460800    12

#define SSP921600    13

#define SSP3125000   14

#define CODEC        15

#define FREQ_4MHz   0

#define FREQ_2MHz   1

#define FREQ_1MHz   2

#define FREQ_512kHz 3

#define FREQ_256kHz 4

#define FREQ_128kHz 5

#define FREQ_64kHz  6

#define FREQ_32kHz  7

/* Used by application to set CODEC divider, word rate and frame rate */

#define CODEC_VAL(freq, clk_per_sync, sync_per_frame) (CODEC | (freq << 8) | (clk_per_sync << 16) | (sync_per_frame << 28))

/* Used by driver to extract speed */

#define GET_SPEED(x) (x & 0xff)

#define GET_FREQ(x) ((x & 0xff00) >> 8)

#define GET_WORD_RATE(x) (((x & 0x0fff0000) >> 16) - 1)

#define GET_FRAME_RATE(x) (((x & 0xf0000000) >> 28) - 1)

/* Values for SSP_MODE */

#define MASTER_OUTPUT 0

#define SLAVE_OUTPUT  1

#define MASTER_INPUT  2

#define SLAVE_INPUT   3

#define MASTER_BIDIR  4

#define SLAVE_BIDIR   5

/* Values for SSP_FRAME_SYNC */

#define NORMAL_SYNC                1

#define EARLY_SYNC                 2

#define BIT_SYNC                   4

#define WORD_SYNC                  8

#define EXTENDED_SYNC           0x10

#define SYNC_OFF                0x20

#define SYNC_ON                 0x40

#define WORD_SIZE_8             0x80

#define WORD_SIZE_12           0x100

#define WORD_SIZE_16           0x200

#define WORD_SIZE_24           0x400

#define WORD_SIZE_32           0x800

#define BIT_ORDER_LSB         0x1000

#define BIT_ORDER_MSB         0x2000

#define FLOW_CONTROL_ENABLE   0x4000

#define FLOW_CONTROL_DISABLE  0x8000

#define CLOCK_GATED          0x10000

#define CLOCK_NOT_GATED      0x20000

/* Values for SSP_IPOLARITY and SSP_OPOLARITY */

#define CLOCK_NORMAL         1

#define CLOCK_INVERT         2

#define CLOCK_INEGEDGE       CLOCK_NORMAL

#define CLOCK_IPOSEDGE       CLOCK_INVERT

#define FRAME_NORMAL         4

#define FRAME_INVERT         8

#define STATUS_NORMAL      0x10

#define STATUS_INVERT      0x20

/* Values for SSP_SPI */

#define SPI_MASTER           0

#define SPI_SLAVE            1

/* Values for SSP_INBUFCHUNK */

/* plain integer with the size of DMA chunks */

#endif

#define  B921600   0010005

#define  B1843200  0010006

#define  B6250000  0010007

/* etrax 200 supports this as well */

/* ETRAX FS supports this as well */

#define  B12500000 0010010

#define CIBAUD	  002003600000	/* input baud rate (used in v32) */

/* The values for CIBAUD bits are the same as the values for CBAUD and CBAUDEX