100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
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/**
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* Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************
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* @file drv_uart.h
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* @author Huibin Hong
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* @version V0.5
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* @date 10-Dec-2018
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* @brief serial driver
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*
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******************************************************************************
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*/
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#ifndef __ARCH_ARM_SRC_ROCKCHIP_RK_SERIAL_H
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#define __ARCH_ARM_SRC_ROCKCHIP_RK_SERIAL_H
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/*******************************************************************************
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* Included Files
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******************************************************************************/
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#include "hal_def.h"
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/*******************************************************************************
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* Pre-processor Definitions
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******************************************************************************/
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#define ROCKCHIP_UART_SUPPORT_FLAG_DEFAULT \
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RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_INT_TX
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#define ROCKCHIP_UART_BAUD_RATE_DEFAULT UART_BR_115200
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/*******************************************************************************
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* Public Types
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******************************************************************************/
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/* uart_board includes information on a board */
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struct uart_board
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{
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rt_uint32_t baud_rate; /* for example 115200 */
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rt_uint32_t dev_flag; /* for example RT_DEVICE_FLAG_INT_RX */
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rt_uint32_t bufer_size; /* uart buffer size */
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rt_bool_t en_irq_wake; /* enable uart irq wake up */
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char name[8]; /* device name: /dev/xxxx */
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};
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/*******************************************************************************
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* Public Data
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******************************************************************************/
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#if defined(RT_USING_UART0)
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extern const struct uart_board g_uart0_board;
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#endif /* RT_USING_UART0 */
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#if defined(RT_USING_UART1)
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extern const struct uart_board g_uart1_board;
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#endif /* RT_USING_UART1 */
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#if defined(RT_USING_UART2)
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extern const struct uart_board g_uart2_board;
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#endif /* RT_USING_UART2 */
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#if defined(RT_USING_UART3)
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extern const struct uart_board g_uart3_board;
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#endif /* RT_USING_UART3 */
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#if defined(RT_USING_UART4)
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extern const struct uart_board g_uart4_board;
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#endif /* RT_USING_UART4 */
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#if defined(RT_USING_UART5)
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extern const struct uart_board g_uart5_board;
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#endif /* RT_USING_UART5 */
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#if defined(RT_USING_UART6)
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extern const struct uart_board g_uart6_board;
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#endif /* RT_USING_UART6 */
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#if defined(RT_USING_UART7)
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extern const struct uart_board g_uart7_board;
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#endif /* RT_USING_UART7 */
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#if defined(RT_USING_UART8)
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extern const struct uart_board g_uart8_board;
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#endif /* RT_USING_UART8 */
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#if defined(RT_USING_UART9)
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extern const struct uart_board g_uart9_board;
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#endif /* RT_USING_UART9 */
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/*******************************************************************************
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* Inline Functions
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******************************************************************************/
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/*******************************************************************************
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* Public Functions
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******************************************************************************/
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void rt_hw_usart_init(void);
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int rt_hw_console_channel(void);
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#endif /* __ARCH_ARM_SRC_ROCKCHIP_RK_SERIAL_H */
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