freebsd-dev/sys/mips/ingenic/jz4780_smb.h
Jared McNeill a7514a4925 Add support for Ingenic JZ4780 SMBus controller.
Reviewed by:		kan
Relnotes:		yes
Differential Revision:	https://reviews.freebsd.org/D8793
2016-12-16 20:04:56 +00:00

99 lines
3.1 KiB
C

/*-
* Copyright (c) 2016 Jared McNeill <jmcneill@invisible.ca>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
/*
* Ingenic JZ4780 SMB Controller
*/
#ifndef __JZ4780_SMB_H__
#define __JZ4780_SMB_H__
#define SMBCON 0x00
#define SMBCON_STPHLD (1 << 7)
#define SMBCON_SLVDIS (1 << 6)
#define SMBCON_REST (1 << 5)
#define SMBCON_MATP (1 << 4)
#define SMBCON_SATP (1 << 3)
#define SMBCON_SPD (3 << 1)
#define SMBCON_SPD_STANDARD (1 << 1)
#define SMBCON_SPD_FAST (2 << 1)
#define SMBCON_MD (1 << 0)
#define SMBTAR 0x04
#define SMBTAR_MATP (1 << 12)
#define SMBTAR_SPECIAL (1 << 11)
#define SMBTAR_GC_OR_START (1 << 10)
#define SMBTAR_SMBTAR (0x3ff << 0)
#define SMBSAR 0x08
#define SMBDC 0x10
#define SMBDC_CMD (1 << 8)
#define SMBDC_DAT (0xff << 0)
#define SMBSHCNT 0x14
#define SMBSLCNT 0x18
#define SMBFHCNT 0x1c
#define SMBFLCNT 0x20
#define SMBINTST 0x2c
#define SMBINTM 0x30
#define SMBRXTL 0x38
#define SMBTXTL 0x3c
#define SMBCINT 0x40
#define SMBCRXUF 0x44
#define SMBCRXOF 0x48
#define SMBCTXOF 0x4c
#define SMBCRXREQ 0x50
#define SMBCTXABT 0x54
#define SMBCRXDN 0x58
#define SMBCACT 0x5c
#define SMBCSTP 0x60
#define SMBCSTT 0x64
#define SMBCGC 0x68
#define SMBENB 0x6c
#define SMBENB_SMBENB (1 << 0)
#define SMBST 0x70
#define SMBST_SLVACT (1 << 6)
#define SMBST_MSTACT (1 << 5)
#define SMBST_RFF (1 << 4)
#define SMBST_RFNE (1 << 3)
#define SMBST_TFE (1 << 2)
#define SMBST_TFNF (1 << 1)
#define SMBST_ACT (1 << 0)
#define SMBABTSRC 0x80
#define SMBDMACR 0x88
#define SMBDMATDLR 0x8c
#define SMBDMARDLR 0x90
#define SMBSDASU 0x94
#define SMBACKGC 0x98
#define SMBENBST 0x9c
#define SMBENBST_SLVRDLST (1 << 2)
#define SMBENBST_SLVDISB (1 << 1)
#define SMBENBST_SMBEN (1 << 0)
#define SMBSDAHD 0xd0
#define SMBSDAHD_HDENB (1 << 8)
#define SMBSDAHD_SDAHD (0xff << 0)
#endif /* !__JZ4780_SMB_H__ */