Difference between revisions of "How to config Multi-Display for rk3288 series Debian9"
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lvds_g070vw01: <span style="color:#FF0000;">'''lvds-g070vw01'''</span> | lvds_g070vw01: <span style="color:#FF0000;">'''lvds-g070vw01'''</span> | ||
| − | 2. If there is no configuration, you will get default setting : | + | 2. If there is no configuration, you will get default setting : |
edp-default (edp-1920x1080) and hdmi-default as default setting. | edp-default (edp-1920x1080) and hdmi-default as default setting. | ||
| Line 72: | Line 72: | ||
3. Check your configuration in Terminal or debug console. | 3. Check your configuration in Terminal or debug console. | ||
<pre>cat /proc/cmdline | <pre>cat /proc/cmdline | ||
| − | storagemedia=emmc androidboot.mode=emmc androidboot.slot_suffix= androidboot.serialno=c3d9b8674f4b94f6 | + | storagemedia=emmc androidboot.mode=emmc androidboot.slot_suffix= androidboot.serialno=c3d9b8674f4b94f6 |
| + | earlyprintk rw rootwait console=ttyFIQ0 root=PARTUUID=614e0000-0000 rootfstype=ext4 | ||
| + | <span style="color:#FF0000;">'''prmry_screen=edp-1920x1080 extend_screen=hdmi-default'''</span> | ||
| + | |||
</pre> | </pre> | ||
| − | |||
| − | |||
Revision as of 08:28, 25 March 2019
RSB-4680 surport 3 display ports : eDP、LVDS、HDMI . Only two ports work at the same time .
You can config Multi-Display to eDP + HDMI 、eDP + LVDS、LVDS + HDMI .
Contents
Enter U-boot interrupt mode
Press "ctrl + c" key before power up the device, until get the following information on debug console :
Hit any key to stop autoboot: 0 => <INTERRUPT> =>
Then you can input the following cammand to config Multi-Display.
eDP + HDMI
setenv prmry_screen edp-1920x1080 setenv extend_screen hdmi-default saveenv reset
eDP + LVDS
setenv prmry_screen edp-1920x1080 setenv extend_screen lvds-g070vw01 saveenv reset
LVDS + HDMI
setenv prmry_screen hdmi-default setenv extend_screen lvds-g070vw01 saveenv reset
Default Support Display
| Port | RSB4680 | USM110 |
| edp | edp-1920x1200 edp-1920x1080 edp-1024x768 |
edp-1920x1080 edp-1280x720 edp-1024x768 edp-720x480 edp-640x480 |
| lvds | lvds-g070vw01 lvds-idk1110wp lvds-g150xgel05 lvds-g215hvn01 lvds-p460hvn02 |
NA |
| hdmi | hdmi-default |
hdmi-default |
NOTE :
1. The name of the panel must begin with "edp-"、"lvds-" or "hdmi-" .
And it can be found in "kernel/include/dt-bindings/display/screen-timing/{LCDNAME}.dtsi" like :
lvds_g070vw01: lvds-g070vw01
2. If there is no configuration, you will get default setting :
edp-default (edp-1920x1080) and hdmi-default as default setting.
3. Check your configuration in Terminal or debug console.
cat /proc/cmdline storagemedia=emmc androidboot.mode=emmc androidboot.slot_suffix= androidboot.serialno=c3d9b8674f4b94f6 earlyprintk rw rootwait console=ttyFIQ0 root=PARTUUID=614e0000-0000 rootfstype=ext4 <span style="color:#FF0000;">'''prmry_screen=edp-1920x1080 extend_screen=hdmi-default'''</span>