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Difference between revisions of "Rockpi4/hardware/display"

(Created page with "{{rockpi4_header}} {{Languages|rockpi4/hardware/display}} ROCK Pi 4 > Hardware > Display == HDMI Di...")
 
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=== Raspberry Pi 7 inch Touch Display ===
 
=== Raspberry Pi 7 inch Touch Display ===
 
The official [https://www.raspberrypi.org/products/raspberry-pi-touch-display/ Raspberry Pi 7 inch Touch Display] works on ROCK Pi 4.
 
The official [https://www.raspberrypi.org/products/raspberry-pi-touch-display/ Raspberry Pi 7 inch Touch Display] works on ROCK Pi 4.
 +
 +
 +
 +
== Waveshare 3.5 inch LCD ==
 +
 +
For waveshare LCD, both  display and touch are two spi devices.
 +
 +
Due to the hardware limitation with only one CS  for spi1 of ROCK Pi  4, waveshare LCD only support display but touch.
 +
 +
Wavashare LCD works as a framebuffer device.
 +
 +
=== Model B v2 ===
 +
 +
Update kernel(>=4.4.154-83) and rockpi4-dtbo(>=0.9) pacakge.
 +
 +
When use it , add the following lines to the hardware interface config file /boot/hw_intfc.conf :
 +
 +
  intfc:uart4=off
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  intfc:spi1=on
 +
     
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  intfc:dtoverlay=spi1-waveshare35b-v2
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 +
 +
To install the required display support packages enter the following command lines:
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  $ sudo apt-get update
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  $ sudo apt-get install xserver-xorg-video-fbdev
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Clean the contents of file, /etc/X11/xorg.conf.d/ and add the following lines:
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  Section "Device"
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      Identifier  "Rockchip Graphics"
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      Driver      "fbdev"
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      Option      "fbdev"          "/dev/fb1"
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      Option      "DRI"            "2"
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  EndSection
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 +
You need to checkout the device, "/dev/fb1" or "/dev/fb0".
 +
 +
Reboot ROCK Pi 4.
 +
 +
=== Model C ===
 +
 +
Update kernel(>=4.4.154-83) and rockpi4-dtbo(>=0.9) pacakge.
 +
 +
When use it , add the following lines to the hardware interface config file /boot/hw_intfc.conf :
 +
 +
  intfc:uart4=off
 +
  intfc:spi1=on
 +
 
 +
  intfc:dtoverlay=spi1-waveshare35c
 +
 +
To install the required display support packages enter the following command lines:
 +
 +
  $ sudo apt-get update
 +
  $ sudo apt-get install xserver-xorg-video-fbdev
 +
 +
Clean the contents of file, /etc/X11/xorg.conf.d/ and add the following lines:
 +
  Section "Device"
 +
      Identifier  "Rockchip Graphics"
 +
      Driver      "fbdev"
 +
      Option      "fbdev"          "/dev/fb1"
 +
      Option      "DRI"            "2"
 +
  EndSection
 +
 +
You need to checkout the device, "/dev/fb1" or "/dev/fb0".
 +
 +
Reboot ROCK Pi 4.
 +
 +
== Troubleshooting ==
 +
 +
* If you have issue with samba and cifs, start a new post on the forum. https://forum.radxa.com/

Revision as of 12:45, 12 April 2019

    ROCK Pi 4 >  Hardware >  Display


HDMI Display

Most HDMI display with USB touch works out of box.


MIPI DSI Display

Raspberry Pi 7 inch Touch Display

The official Raspberry Pi 7 inch Touch Display works on ROCK Pi 4.


Waveshare 3.5 inch LCD

For waveshare LCD, both display and touch are two spi devices.

Due to the hardware limitation with only one CS for spi1 of ROCK Pi 4, waveshare LCD only support display but touch.

Wavashare LCD works as a framebuffer device.

Model B v2

Update kernel(>=4.4.154-83) and rockpi4-dtbo(>=0.9) pacakge.

When use it , add the following lines to the hardware interface config file /boot/hw_intfc.conf :

 intfc:uart4=off
 intfc:spi1=on
     
 intfc:dtoverlay=spi1-waveshare35b-v2


To install the required display support packages enter the following command lines:

 $ sudo apt-get update
 $ sudo apt-get install xserver-xorg-video-fbdev

Clean the contents of file, /etc/X11/xorg.conf.d/ and add the following lines:

 Section "Device"
     Identifier  "Rockchip Graphics"
     Driver      "fbdev"
     Option      "fbdev"          "/dev/fb1"
     Option      "DRI"            "2"
 EndSection

You need to checkout the device, "/dev/fb1" or "/dev/fb0".

Reboot ROCK Pi 4.

Model C

Update kernel(>=4.4.154-83) and rockpi4-dtbo(>=0.9) pacakge.

When use it , add the following lines to the hardware interface config file /boot/hw_intfc.conf :

 intfc:uart4=off
 intfc:spi1=on
 
 intfc:dtoverlay=spi1-waveshare35c

To install the required display support packages enter the following command lines:

 $ sudo apt-get update
 $ sudo apt-get install xserver-xorg-video-fbdev

Clean the contents of file, /etc/X11/xorg.conf.d/ and add the following lines:

 Section "Device"
     Identifier  "Rockchip Graphics"
     Driver      "fbdev"
     Option      "fbdev"          "/dev/fb1"
     Option      "DRI"            "2"
 EndSection

You need to checkout the device, "/dev/fb1" or "/dev/fb0".

Reboot ROCK Pi 4.

Troubleshooting