| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Driver for OMAP-UART controller. |
| * Based on drivers/serial/8250.c |
| * |
| * Copyright (C) 2010 Texas Instruments. |
| * |
| * Authors: |
| * Govindraj R <govindraj.raja@ti.com> |
| * Thara Gopinath <thara@ti.com> |
| */ |
| |
| #ifndef __OMAP_SERIAL_H__ |
| #define __OMAP_SERIAL_H__ |
| |
| #include <linux/serial_core.h> |
| #include <linux/device.h> |
| #include <linux/pm_qos.h> |
| |
| #define OMAP_SERIAL_DRIVER_NAME "omap_uart" |
| |
| /* |
| * Use tty device name as ttyO, [O -> OMAP] |
| * in bootargs we specify as console=ttyO0 if uart1 |
| * is used as console uart. |
| */ |
| #define OMAP_SERIAL_NAME "ttyO" |
| |
| struct omap_uart_port_info { |
| bool dma_enabled; /* To specify DMA Mode */ |
| unsigned int uartclk; /* UART clock rate */ |
| upf_t flags; /* UPF_* flags */ |
| unsigned int dma_rx_buf_size; |
| unsigned int dma_rx_timeout; |
| unsigned int autosuspend_timeout; |
| unsigned int dma_rx_poll_rate; |
| |
| int (*get_context_loss_count)(struct device *); |
| void (*enable_wakeup)(struct device *, bool); |
| }; |
| |
| #endif /* __OMAP_SERIAL_H__ */ |
