am335x lcd显示向左偏移

AM3358

SDK是最新版本SDK-PROCESSOR-03.02

在Linux的文件系统加载完毕后,运行QT的测试程序,有几率发现屏幕左移,同时在串口段打印如下,请问该如何解决?因为文件系统已经启动,QT的测试程序又很小,应该不会存在总线不足之类的问题吧?请帮忙分析。

[ 2154.711045] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000020): FIFO underfow
[ 2154.726868] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.733636] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.743661] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.750484] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.759628] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.766446] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.776424] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.783188] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.793215] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2154.800045] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost
[ 2155.029849] tilcdc 4830e000.lcdc: tilcdc_crtc_irq(0x00000004): Sync lost flood detected, disabling the interrupt

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