#ifndef __UART_H__
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#define __UART_H__
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#include "ibase.h"
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#include "driver.h"
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typedef struct {
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arisc_device dev;
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arisc_driver *dri;
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const struct uart_ops *ops;
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u32 baud_rate;
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u32 flow_ctrl;
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u32 flow_cts_count;
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UART_TypedDef UARTx;
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pin_typedef *uart_tx;
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pin_typedef *uart_rx;
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s32 (*clkchangecb)(u32 command, void *parg);
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}uart_device;
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uart_device *query_uart(void);
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s32 uart_exit(uart_device *dev);
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s32 uart_putc(uart_device *dev, char ch);
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s32 uart_get(uart_device *dev, char *buf);
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s32 uart_puts(uart_device *dev, const char *string);
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s32 uart_set_baudrate(uart_device *dev, u32 baud_rate);
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s32 uart_get_baudrate(uart_device *dev);
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s32 uart_set_lock(uart_device *uart,u32 lock);
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s32 uart_init(void);
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#endif
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