a37x0_iicreg.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2018, 2019 Rubicon Communications, LLC (Netgate)
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  *
   27  * $FreeBSD$
   28  */
   29 
   30 #ifndef _A37X0_IICREG_H_
   31 #define _A37X0_IICREG_H_
   32 
   33 #define A37X0_IIC_IBMR          0x00
   34 #define A37X0_IIC_IDBR          0x04
   35 #define A37X0_IIC_ICR           0x08
   36 #define  ICR_START              (1 << 0)
   37 #define  ICR_STOP               (1 << 1)
   38 #define  ICR_ACKNAK             (1 << 2)
   39 #define  ICR_TB                 (1 << 3)
   40 #define  ICR_MA                 (1 << 4)
   41 #define  ICR_SCLE               (1 << 5)
   42 #define  ICR_IUE                (1 << 6)
   43 #define  ICR_GCD                (1 << 7)
   44 #define  ICR_ITEIE              (1 << 8)
   45 #define  ICR_IRFIE              (1 << 9)
   46 #define  ICR_BEIE               (1 << 10)
   47 #define  ICR_SSDIE              (1 << 11)
   48 #define  ICR_ALDIE              (1 << 12)
   49 #define  ICR_SADIE              (1 << 13)
   50 #define  ICR_UR                 (1 << 14)
   51 #define  ICR_FAST_MODE          (1 << 16)
   52 #define  ICR_HIGH_SPEED         (1 << 17)
   53 #define  ICR_MODE_MASK          (ICR_FAST_MODE | ICR_HIGH_SPEED)
   54 #define  ICR_INIT                                                       \
   55     (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE)
   56 #define A37X0_IIC_ISR           0x0c
   57 #define  ISR_RWM                (1 << 0)
   58 #define  ISR_ACKNAK             (1 << 1)
   59 #define  ISR_UB                 (1 << 2)
   60 #define  ISR_IBB                (1 << 3)
   61 #define  ISR_SSD                (1 << 4)
   62 #define  ISR_ALD                (1 << 5)
   63 #define  ISR_ITE                (1 << 6)
   64 #define  ISR_IRF                (1 << 7)
   65 #define  ISR_GCAD               (1 << 8)
   66 #define  ISR_SAD                (1 << 9)
   67 #define  ISR_BED                (1 << 10)
   68 
   69 #endif  /* _A37X0_IICREG_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/arm/mv/a37x0_iicreg.h

FreeBSD/Linux Kernel Cross Reference
sys/arm/mv/a37x0_iicreg.h