2 * timbuart.c timberdale FPGA GPIO driver
3 * Copyright (c) 2009 Intel Corporation
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 * Timberdale FPGA UART
26 #define TIMBUART_FIFO_SIZE 2048
28 #define TIMBUART_RXFIFO 0x08
29 #define TIMBUART_TXFIFO 0x0c
30 #define TIMBUART_IER 0x10
31 #define TIMBUART_IPR 0x14
32 #define TIMBUART_ISR 0x18
33 #define TIMBUART_CTRL 0x1c
34 #define TIMBUART_BAUDRATE 0x20
36 #define TIMBUART_CTRL_RTS 0x01
37 #define TIMBUART_CTRL_CTS 0x02
38 #define TIMBUART_CTRL_FLSHTX 0x40
39 #define TIMBUART_CTRL_FLSHRX 0x80
43 #define CTS_DELTA 0x04
51 #define RXFLAGS (RXDP | RXBAF | RXBF | RXTT | RXBNAE)
52 #define TXFLAGS (TXBF | TXBAE)
54 #define TIMBUART_MAJOR 204
55 #define TIMBUART_MINOR 192
57 #endif /* _TIMBUART_H */