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omap-dss error

Hello ,  I'm using the OMAP35x-PSP-SDK_02.01.03.11 on the  OMAP35x  EVM(REV D, ES2.1). When the board is booted, i get the below dss message nad the LCD backlight goes off.

omap-dss: Could not find exact pixel clock. Requested 25189 kHz, got 25188 kHz omap-dss: Could not find exact pixel clock. Requested 25189 kHz, got 25188 kHz.

How can I solve the error?I am looking for your reply.

Best Regards,

Liuwen

ps : the log from my teraterm window.

 

<3>omap-dss DISPC error: Requested pixel clock not possible with the current OMAP2_DSS_MIN_FCK_PER_PCK setting. Turning the constraint off.

omap-dss DISPC error: Requested pixel clock not possible with the current OMAP2_DSS_MIN_FCK_PER_PCK setting. Turning the constraint off.

<4>omap-dss: Could not find exact pixel clock. Requested 25190 kHz, got 25189 kHz

omap-dss: Could not find exact pixel clock. Requested 25190 kHz, got 25189 kHz

<4>Display already enabled

Display already enabled

<4>Display already enabled

Display already enabled

<6>Buffer Size = 3686400

Buffer Size = 3686400

<6>omap_vout: registered and initialized                        video device 0 [v4l2]

omap_vout: registered and initialized                   video device 0 [v4l2]

<6>Buffer Size = 3686400

Buffer Size = 3686400

<6>omap_vout: registered and initialized                        video device 1 [v4l2]

omap_vout: registered and initialized                   video device 1 [v4l2]

<6>display->updated

display->updated