[NUC972] How to fix Non-OS LCM vibration

[9chuckyoung]

Adjust LCM clock

From:
// LCD clock is selected from UPLL and divide to 20MHz
outpw(REG_CLK_DIVCTL1, (inpw(REG_CLK_DIVCTL1) & ~0xff1f) | 0xe18);

To:
// LCD clock is selected from UPLL and divide to 20MHz
outpw(REG_CLK_DIVCTL1, (inpw(REG_CLK_DIVCTL1) & ~0xff1f) | 0x918);

Constrain:
Higher FPS will cause bandwidth issue