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/*-
* Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@freebsd.org>
* Copyright (c) 2013 Luiz Otavio O Souza <loos@freebsd.org>
* 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $FreeBSD$
*/
#ifndef _BCM2835_SPIREG_H_
#define _BCM2835_SPIREG_H_
#define SPI_CORE_CLK 250000000U
#define SPI_CS 0x00
#define SPI_CS_LEN_LONG (1 << 25)
#define SPI_CS_DMA_LEN (1 << 24)
#define SPI_CS_CSPOL2 (1 << 23)
#define SPI_CS_CSPOL1 (1 << 22)
#define SPI_CS_CSPOL0 (1 << 21)
#define SPI_CS_RXF (1 << 20)
#define SPI_CS_RXR (1 << 19)
#define SPI_CS_TXD (1 << 18)
#define SPI_CS_RXD (1 << 17)
#define SPI_CS_DONE (1 << 16)
#define SPI_CS_LEN (1 << 13)
#define SPI_CS_REN (1 << 12)
#define SPI_CS_ADCS (1 << 11)
#define SPI_CS_INTR (1 << 10)
#define SPI_CS_INTD (1 << 9)
#define SPI_CS_DMAEN (1 << 8)
#define SPI_CS_TA (1 << 7)
#define SPI_CS_CSPOL (1 << 6)
#define SPI_CS_CLEAR_RXFIFO (1 << 5)
#define SPI_CS_CLEAR_TXFIFO (1 << 4)
#define SPI_CS_CPOL (1 << 3)
#define SPI_CS_CPHA (1 << 2)
#define SPI_CS_MASK 0x3
#define SPI_FIFO 0x04
#define SPI_CLK 0x08
#define SPI_CLK_MASK 0xffff
#define SPI_DLEN 0x0c
#define SPI_DLEN_MASK 0xffff
#define SPI_LTOH 0x10
#define SPI_LTOH_MASK 0xf
#define SPI_DC 0x14
#define SPI_DC_RPANIC_SHIFT 24
#define SPI_DC_RPANIC_MASK (0xff << SPI_DC_RPANIC_SHIFT)
#define SPI_DC_RDREQ_SHIFT 16
#define SPI_DC_RDREQ_MASK (0xff << SPI_DC_RDREQ_SHIFT)
#define SPI_DC_TPANIC_SHIFT 8
#define SPI_DC_TPANIC_MASK (0xff << SPI_DC_TPANIC_SHIFT)
#define SPI_DC_TDREQ_SHIFT 0
#define SPI_DC_TDREQ_MASK 0xff
#endif /* _BCM2835_SPIREG_H_ */
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