调试mipi屏时，内核报了下面这个错误信息：
mipi dsi chip is not found, read id:ffffffff, but 3133302a is correct
rk32-mipi ff960000.mipi: rk mipi_dsi probe fail!
rk32-mipi ff960000.mipi: rockchip mipi_dsi v1.1 2014-06-17
rk32-mipi: probe of ff960000.mipi failed with error -1
请问论坛大神和各位达人，这个问题该从何处着手