1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Driver for OMAP-UART controller.
4 * Based on drivers/serial/8250.c
5 *
6 * Copyright (C) 2010 Texas Instruments.
7 *
8 * Authors:
9 *	Govindraj R	<govindraj.raja@ti.com>
10 *	Thara Gopinath	<thara@ti.com>
11 */
12
13#ifndef __OMAP_SERIAL_H__
14#define __OMAP_SERIAL_H__
15
16#include <linux/serial_core.h>
17#include <linux/device.h>
18#include <linux/pm_qos.h>
19
20#define OMAP_SERIAL_DRIVER_NAME	"omap_uart"
21
22/*
23 * Use tty device name as ttyO, [O -> OMAP]
24 * in bootargs we specify as console=ttyO0 if uart1
25 * is used as console uart.
26 */
27#define OMAP_SERIAL_NAME	"ttyO"
28
29struct omap_uart_port_info {
30	bool			dma_enabled;	/* To specify DMA Mode */
31	unsigned int		uartclk;	/* UART clock rate */
32	upf_t			flags;		/* UPF_* flags */
33	unsigned int		dma_rx_buf_size;
34	unsigned int		dma_rx_timeout;
35	unsigned int		autosuspend_timeout;
36	unsigned int		dma_rx_poll_rate;
37
38	int (*get_context_loss_count)(struct device *);
39	void (*enable_wakeup)(struct device *, bool);
40};
41
42#endif /* __OMAP_SERIAL_H__ */
43