| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * timbuart.c timberdale FPGA GPIO driver |
| * Copyright (c) 2009 Intel Corporation |
| */ |
| |
| /* 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 */ |
| |
