xref: /kernel/linux/linux-5.10/arch/mips/include/asm/sibyte/sb1250_syncser.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*  *********************************************************************
    *  SB1250 Board Support Package
    *
    *  Synchronous Serial Constants		 File: sb1250_syncser.h
    *
    *  This module contains constants and macros useful for
    *  manipulating the SB1250's Synchronous Serial
    *
    *  SB1250 specification level:  User's manual 1/02/02
    *
    *********************************************************************
    *
    *  Copyright 2000,2001,2002,2003
    *  Broadcom Corporation. All rights reserved.
    *
    ********************************************************************* */


#ifndef _SB1250_SYNCSER_H
#define _SB1250_SYNCSER_H

#include <asm/sibyte/sb1250_defs.h>

/*
 * Serial Mode Configuration Register
 */

#define M_SYNCSER_CRC_MODE		   _SB_MAKEMASK1(0)
#define M_SYNCSER_MSB_FIRST		   _SB_MAKEMASK1(1)

#define S_SYNCSER_FLAG_NUM		   2
#define M_SYNCSER_FLAG_NUM		   _SB_MAKEMASK(4, S_SYNCSER_FLAG_NUM)
#define V_SYNCSER_FLAG_NUM		   _SB_MAKEVALUE(x, S_SYNCSER_FLAG_NUM)

#define M_SYNCSER_FLAG_EN		   _SB_MAKEMASK1(6)
#define M_SYNCSER_HDLC_EN		   _SB_MAKEMASK1(7)
#define M_SYNCSER_LOOP_MODE		   _SB_MAKEMASK1(8)
#define M_SYNCSER_LOOPBACK		   _SB_MAKEMASK1(9)

/*
 * Serial Clock Source and Line Interface Mode Register
 */

#define M_SYNCSER_RXCLK_INV		   _SB_MAKEMASK1(0)
#define M_SYNCSER_RXCLK_EXT		   _SB_MAKEMASK1(1)

#define S_SYNCSER_RXSYNC_DLY		   2
#define M_SYNCSER_RXSYNC_DLY		   _SB_MAKEMASK(2, S_SYNCSER_RXSYNC_DLY)
#define V_SYNCSER_RXSYNC_DLY(x)		   _SB_MAKEVALUE(x, S_SYNCSER_RXSYNC_DLY)

#define M_SYNCSER_RXSYNC_LOW		   _SB_MAKEMASK1(4)
#define M_SYNCSER_RXSTRB_LOW		   _SB_MAKEMASK1(5)

#define M_SYNCSER_RXSYNC_EDGE		   _SB_MAKEMASK1(6)
#define M_SYNCSER_RXSYNC_INT		   _SB_MAKEMASK1(7)

#define M_SYNCSER_TXCLK_INV		   _SB_MAKEMASK1(8)
#define M_SYNCSER_TXCLK_EXT		   _SB_MAKEMASK1(9)

#define S_SYNCSER_TXSYNC_DLY		   10
#define M_SYNCSER_TXSYNC_DLY		   _SB_MAKEMASK(2, S_SYNCSER_TXSYNC_DLY)
#define V_SYNCSER_TXSYNC_DLY(x)		   _SB_MAKEVALUE(x, S_SYNCSER_TXSYNC_DLY)

#define M_SYNCSER_TXSYNC_LOW		   _SB_MAKEMASK1(12)
#define M_SYNCSER_TXSTRB_LOW		   _SB_MAKEMASK1(13)

#define M_SYNCSER_TXSYNC_EDGE		   _SB_MAKEMASK1(14)
#define M_SYNCSER_TXSYNC_INT		   _SB_MAKEMASK1(15)

/*
 * Serial Command Register
 */

#define M_SYNCSER_CMD_RX_EN		   _SB_MAKEMASK1(0)
#define M_SYNCSER_CMD_TX_EN		   _SB_MAKEMASK1(1)
#define M_SYNCSER_CMD_RX_RESET		   _SB_MAKEMASK1(2)
#define M_SYNCSER_CMD_TX_RESET		   _SB_MAKEMASK1(3)
#define M_SYNCSER_CMD_TX_PAUSE		   _SB_MAKEMASK1(5)

/*
 * Serial DMA Enable Register
 */

#define M_SYNCSER_DMA_RX_EN		   _SB_MAKEMASK1(0)
#define M_SYNCSER_DMA_TX_EN		   _SB_MAKEMASK1(4)

/*
 * Serial Status Register
 */

#define M_SYNCSER_RX_CRCERR		   _SB_MAKEMASK1(0)
#define M_SYNCSER_RX_ABORT		   _SB_MAKEMASK1(1)
#define M_SYNCSER_RX_OCTET		   _SB_MAKEMASK1(2)
#define M_SYNCSER_RX_LONGFRM		   _SB_MAKEMASK1(3)
#define M_SYNCSER_RX_SHORTFRM		   _SB_MAKEMASK1(4)
#define M_SYNCSER_RX_OVERRUN		   _SB_MAKEMASK1(5)
#define M_SYNCSER_RX_SYNC_ERR		   _SB_MAKEMASK1(6)
#define M_SYNCSER_TX_CRCERR		   _SB_MAKEMASK1(8)
#define M_SYNCSER_TX_UNDERRUN		   _SB_MAKEMASK1(9)
#define M_SYNCSER_TX_SYNC_ERR		   _SB_MAKEMASK1(10)
#define M_SYNCSER_TX_PAUSE_COMPLETE	   _SB_MAKEMASK1(11)
#define M_SYNCSER_RX_EOP_COUNT		   _SB_MAKEMASK1(16)
#define M_SYNCSER_RX_EOP_TIMER		   _SB_MAKEMASK1(17)
#define M_SYNCSER_RX_EOP_SEEN		   _SB_MAKEMASK1(18)
#define M_SYNCSER_RX_HWM		   _SB_MAKEMASK1(19)
#define M_SYNCSER_RX_LWM		   _SB_MAKEMASK1(20)
#define M_SYNCSER_RX_DSCR		   _SB_MAKEMASK1(21)
#define M_SYNCSER_RX_DERR		   _SB_MAKEMASK1(22)
#define M_SYNCSER_TX_EOP_COUNT		   _SB_MAKEMASK1(24)
#define M_SYNCSER_TX_EOP_TIMER		   _SB_MAKEMASK1(25)
#define M_SYNCSER_TX_EOP_SEEN		   _SB_MAKEMASK1(26)
#define M_SYNCSER_TX_HWM		   _SB_MAKEMASK1(27)
#define M_SYNCSER_TX_LWM		   _SB_MAKEMASK1(28)
#define M_SYNCSER_TX_DSCR		   _SB_MAKEMASK1(29)
#define M_SYNCSER_TX_DERR		   _SB_MAKEMASK1(30)
#define M_SYNCSER_TX_DZERO		   _SB_MAKEMASK1(31)

/*
 * Sequencer Table Entry format
 */

#define M_SYNCSER_SEQ_LAST		   _SB_MAKEMASK1(0)
#define M_SYNCSER_SEQ_BYTE		   _SB_MAKEMASK1(1)

#define S_SYNCSER_SEQ_COUNT		   2
#define M_SYNCSER_SEQ_COUNT		   _SB_MAKEMASK(4, S_SYNCSER_SEQ_COUNT)
#define V_SYNCSER_SEQ_COUNT(x)		   _SB_MAKEVALUE(x, S_SYNCSER_SEQ_COUNT)

#define M_SYNCSER_SEQ_ENABLE		   _SB_MAKEMASK1(6)
#define M_SYNCSER_SEQ_STROBE		   _SB_MAKEMASK1(7)

#endif