Display Output Setting
From ESS-WIKI
If you want to select or change the type of LVDS panel, please set the parameter of "display-timings" in $LINUXSRC/arch/arm/boot/dts/am335x-${YourMachine}.dts file to your panel parameter, which is shown as below:
display-timings {
800x480 {
hactive = <800>;
vactive = <480>;
hback-porch = <96>;
hfront-porch = <24>;
hsync-len = <72>;
vback-porch = <3>;
vfront-porch = <10>;
vsync-len = <7>;
clock-frequency = <29500000>;
hsync-active = <0>;
vsync-active = <0>;
};
};
800x480 {
hactive = <800>;
vactive = <480>;
hback-porch = <96>;
hfront-porch = <24>;
hsync-len = <72>;
vback-porch = <3>;
vfront-porch = <10>;
vsync-len = <7>;
clock-frequency = <29500000>;
hsync-active = <0>;
vsync-active = <0>;
};
};