timbuart.h
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/*
* timbuart.c timberdale FPGA GPIO driver
* Copyright (c) 2009 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* Supports:
* Timberdale FPGA UART
*/
#ifndef _TIMBUART_H
#define _TIMBUART_H
#define TIMBUART_FIFO_SIZE 2048
#define TIMBUART_RXFIFO 0x08
#define TIMBUART_TXFIFO 0x0c
#define TIMBUART_IER 0x10
#define TIMBUART_IPR 0x14
#define TIMBUART_ISR 0x18
#define TIMBUART_CTRL 0x1c
#define TIMBUART_BAUDRATE 0x20
#define TIMBUART_CTRL_RTS 0x01
#define TIMBUART_CTRL_CTS 0x02
#define TIMBUART_CTRL_FLSHTX 0x40
#define TIMBUART_CTRL_FLSHRX 0x80
#define TXBF 0x01
#define TXBAE 0x02
#define CTS_DELTA 0x04
#define RXDP 0x08
#define RXBAF 0x10
#define RXBF 0x20
#define RXTT 0x40
#define RXBNAE 0x80
#define TXBE 0x100
#define RXFLAGS (RXDP | RXBAF | RXBF | RXTT | RXBNAE)
#define TXFLAGS (TXBF | TXBAE)
#define TIMBUART_MAJOR 204
#define TIMBUART_MINOR 192
#endif /* _TIMBUART_H */