1 files changed, 62 insertions, 62 deletions

diff --git a/bsp/ls1cdev/drivers/drv_uart.c b/bsp/ls1cdev/drivers/drv_uart.c
index 3466c07bd3..de0fe1f852 100644
--- a/bsp/ls1cdev/drivers/drv_uart.c
+++ b/bsp/ls1cdev/drivers/drv_uart.c
@@ -32,102 +32,102 @@
 struct rt_uart_ls1c
 {
     ls1c_uart_t UARTx;
-	rt_uint32_t IRQ;
+    rt_uint32_t IRQ;
 };
 
 static rt_err_t ls1c_uart_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
 {
-	struct rt_uart_ls1c *uart_dev = RT_NULL;
-	ls1c_uart_info_t uart_info = {0};
+    struct rt_uart_ls1c *uart_dev = RT_NULL;
+    ls1c_uart_info_t uart_info = {0};
 
-	RT_ASSERT(serial != RT_NULL);
-	RT_ASSERT(cfg != RT_NULL);
+    RT_ASSERT(serial != RT_NULL);
+    RT_ASSERT(cfg != RT_NULL);
 
-	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+    uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
 
-	// 初始化串口  
-    uart_info.UARTx    = uart_dev->UARTx;  
-    uart_info.baudrate = cfg->baud_rate;  
-    uart_info.rx_enable= TRUE;       
+    // 初始化串口
+    uart_info.UARTx    = uart_dev->UARTx;
+    uart_info.baudrate = cfg->baud_rate;
+    uart_info.rx_enable = TRUE;
     uart_init(&uart_info);
 
-	return RT_EOK;
+    return RT_EOK;
 
 }
 
 static rt_err_t ls1c_uart_control(struct rt_serial_device *serial, int cmd, void *arg)
 {
-	struct rt_uart_ls1c *uart_dev = RT_NULL;
-	
-	RT_ASSERT(serial != RT_NULL);
-	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+    struct rt_uart_ls1c *uart_dev = RT_NULL;
 
-	switch (cmd)
-	{
-	case RT_DEVICE_CTRL_CLR_INT: /* disable rx irq */
+    RT_ASSERT(serial != RT_NULL);
+    uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+
+    switch (cmd)
+    {
+    case RT_DEVICE_CTRL_CLR_INT: /* disable rx irq */
         rt_hw_interrupt_mask(uart_dev->IRQ);
-		break;
+        break;
 
-	case RT_DEVICE_CTRL_SET_INT: /* enable rx irq */
-		rt_hw_interrupt_umask(uart_dev->IRQ);
-		break;
+    case RT_DEVICE_CTRL_SET_INT: /* enable rx irq */
+        rt_hw_interrupt_umask(uart_dev->IRQ);
+        break;
 
-	default:
-		break;
-	}
+    default:
+        break;
+    }
 
-	return RT_EOK;
+    return RT_EOK;
 
 }
 
 static int ls1c_uart_putc(struct rt_serial_device *serial, char c)
 {
-	struct rt_uart_ls1c *uart_dev = RT_NULL;
-	
-	RT_ASSERT(serial != RT_NULL);
+    struct rt_uart_ls1c *uart_dev = RT_NULL;
+
+    RT_ASSERT(serial != RT_NULL);
 
-	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
-	uart_putc(uart_dev->UARTx, c);
+    uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+    uart_putc(uart_dev->UARTx, c);
 
-	return 1;
+    return 1;
 }
 
 static int ls1c_uart_getc(struct rt_serial_device *serial)
 {
-	struct rt_uart_ls1c *uart_dev = RT_NULL;
-			
-	RT_ASSERT(serial != RT_NULL);
-	
-	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
-	void *uart_base = uart_get_base(uart_dev->UARTx);  
+    struct rt_uart_ls1c *uart_dev = RT_NULL;
+
+    RT_ASSERT(serial != RT_NULL);
 
-	if(LSR_RXRDY & reg_read_8(uart_base + LS1C_UART_LSR_OFFSET))
-	{  
-		return reg_read_8(uart_base + LS1C_UART_DAT_OFFSET);  
-	}
+    uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+    void *uart_base = uart_get_base(uart_dev->UARTx);
 
-	return -1;
+    if (LSR_RXRDY & reg_read_8(uart_base + LS1C_UART_LSR_OFFSET))
+    {
+        return reg_read_8(uart_base + LS1C_UART_DAT_OFFSET);
+    }
+
+    return -1;
 }
 
 /* UART interrupt handler */
 static void uart_irq_handler(int vector, void *param)
 {
-	struct rt_serial_device *serial = (struct rt_serial_device*)param;
-	struct rt_uart_ls1c *uart_dev = RT_NULL;
-	
-	RT_ASSERT(serial != RT_NULL);
+    struct rt_serial_device *serial = (struct rt_serial_device *)param;
+    struct rt_uart_ls1c *uart_dev = RT_NULL;
+
+    RT_ASSERT(serial != RT_NULL);
 
-	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
-	void *uart_base = uart_get_base(uart_dev->UARTx);  
-	unsigned char iir = reg_read_8(uart_base + LS1C_UART_IIR_OFFSET); 
+    uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+    void *uart_base = uart_get_base(uart_dev->UARTx);
+    unsigned char iir = reg_read_8(uart_base + LS1C_UART_IIR_OFFSET);
 
-	// 判断是否为接收超时或接收到有效数据	
-	if ((IIR_RXTOUT & iir) || (IIR_RXRDY & iir))  
-	{ 
-		rt_interrupt_enter();
-		rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
-		rt_interrupt_leave();
-	}
+    // 判断是否为接收超时或接收到有效数据
+    if ((IIR_RXTOUT & iir) || (IIR_RXRDY & iir))
+    {
+        rt_interrupt_enter();
+        rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
+        rt_interrupt_leave();
+    }
 
 }
 
@@ -159,12 +159,12 @@ void rt_hw_uart_init(void)
     serial2.ops    = &stm32_uart_ops;
     serial2.config = config;
 
-	pin_set_purpose(36, PIN_PURPOSE_OTHER);
-	pin_set_purpose(37, PIN_PURPOSE_OTHER);
-	pin_set_remap(36, PIN_REMAP_SECOND);
-	pin_set_remap(37, PIN_REMAP_SECOND);
+    pin_set_purpose(36, PIN_PURPOSE_OTHER);
+    pin_set_purpose(37, PIN_PURPOSE_OTHER);
+    pin_set_remap(36, PIN_REMAP_SECOND);
+    pin_set_remap(37, PIN_REMAP_SECOND);
 
-	rt_hw_interrupt_install(uart->IRQ, uart_irq_handler, &serial2, "UART2");
+    rt_hw_interrupt_install(uart->IRQ, uart_irq_handler, &serial2, "UART2");
 
     /* register UART1 device */
     rt_hw_serial_register(&serial2,