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Merge remote-tracking branch 'upstream/master'
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@@ -776,6 +776,11 @@ enum rt_device_class_type
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#define RT_DEVICE_FLAG_SUSPENDED 0x020 /**< device is suspended */
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#define RT_DEVICE_FLAG_STREAM 0x040 /**< stream mode */
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#define RT_DEVICE_CTRL_CONFIG 0x03 /* configure device */
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#define RT_DEVICE_CTRL_SET_INT 0x10 /* enable receive irq */
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#define RT_DEVICE_CTRL_CLR_INT 0x11 /* disable receive irq */
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#define RT_DEVICE_CTRL_GET_INT 0x12
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#define RT_DEVICE_FLAG_INT_RX 0x100 /**< INT mode on Rx */
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#define RT_DEVICE_FLAG_DMA_RX 0x200 /**< DMA mode on Rx */
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#define RT_DEVICE_FLAG_INT_TX 0x400 /**< INT mode on Tx */
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