1// SPDX-License-Identifier: GPL-2.0 2/* 3 * timbuart.c timberdale FPGA GPIO driver 4 * Copyright (c) 2009 Intel Corporation 5 */ 6 7/* Supports: 8 * Timberdale FPGA UART 9 */ 10 11#ifndef _TIMBUART_H 12#define _TIMBUART_H 13 14#define TIMBUART_FIFO_SIZE 2048 15 16#define TIMBUART_RXFIFO 0x08 17#define TIMBUART_TXFIFO 0x0c 18#define TIMBUART_IER 0x10 19#define TIMBUART_IPR 0x14 20#define TIMBUART_ISR 0x18 21#define TIMBUART_CTRL 0x1c 22#define TIMBUART_BAUDRATE 0x20 23 24#define TIMBUART_CTRL_RTS 0x01 25#define TIMBUART_CTRL_CTS 0x02 26#define TIMBUART_CTRL_FLSHTX 0x40 27#define TIMBUART_CTRL_FLSHRX 0x80 28 29#define TXBF 0x01 30#define TXBAE 0x02 31#define CTS_DELTA 0x04 32#define RXDP 0x08 33#define RXBAF 0x10 34#define RXBF 0x20 35#define RXTT 0x40 36#define RXBNAE 0x80 37#define TXBE 0x100 38 39#define RXFLAGS (RXDP | RXBAF | RXBF | RXTT | RXBNAE) 40#define TXFLAGS (TXBF | TXBAE) 41 42#define TIMBUART_MAJOR 204 43#define TIMBUART_MINOR 192 44 45#endif /* _TIMBUART_H */ 46 47