81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
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/*
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2021-9-1 DongBowen first version
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*/
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#ifndef __DRV_USART_H__
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#define __DRV_USART_H__
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#include <rtthread.h>
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#include "rtdevice.h"
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#include "board_config.h"
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/* hc config class */
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struct hc_uart_cfg
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{
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const char *name;
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M0P_UART_TypeDef *uart;
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en_sysctrl_peripheral_gate_t uart_periph;
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IRQn_Type irqn;
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en_gpio_port_t rx_port;
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en_gpio_pin_t rx_pin;
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en_gpio_af_t rx_af;
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en_gpio_port_t tx_port;
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en_gpio_pin_t tx_pin;
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en_gpio_af_t tx_af;
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};
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/* hc uart dirver class */
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struct hc_uart
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{
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struct hc_uart_cfg *cfg;
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struct rt_serial_device serial_device;
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};
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#ifdef BSP_USING_UART0
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#ifndef UART0_CFG
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#define UART0_CFG \
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{ \
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.name = "uart0", \
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.uart = M0P_UART0, \
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.uart_periph = SysctrlPeripheralUart0, \
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.irqn = UART0_2_IRQn, \
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.rx_port = UART0_RX_PORT, \
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.rx_pin = UART0_RX_PIN, \
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.rx_af = UART0_RX_AF, \
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.tx_port = UART0_TX_PORT, \
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.tx_pin = UART0_TX_PIN, \
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.tx_af = UART0_TX_AF, \
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}
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#endif /* UART0_CFG */
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#endif /* BSP_USING_UART0 */
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#ifdef BSP_USING_UART1
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#ifndef UART1_CFG
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#define UART1_CFG \
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{ \
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.name = "uart1", \
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.uart = M0P_UART1, \
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.uart_periph = SysctrlPeripheralUart1, \
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.irqn = UART1_3_IRQn, \
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.rx_port = UART1_RX_PORT, \
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.rx_pin = UART1_RX_PIN, \
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.rx_af = UART1_RX_AF, \
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.tx_port = UART1_TX_PORT, \
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.tx_pin = UART1_TX_PIN, \
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.tx_af = UART1_TX_AF, \
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}
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#endif /* UART1_CFG */
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#endif /* BSP_USING_UART1 */
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int rt_hw_uart_init(void);
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#endif /* __DRV_USART_H__ */
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