Device Tree Blob Overlay(DTBO) table
- 16 Mar 2023
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Device Tree Blob Overlay(DTBO) table
- Updated on 16 Mar 2023
- 1 Minute to read
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DTBO naming:
Device tree overlay files are named in the kernel source code using the following pattern:
[soc]-[form_factor]-[baseboard]-[peripheral]-overlay.dts
After compilation:
[soc]-[form_factor]-[baseboard]-[peripheral].dtbo
Examples (linux 5.4.70):
| DTBO source code | DTBO file | dtoverlay value | Deccription |
|---|---|---|---|
| imx8mp-edm-g-wb-hdmi2mipi-tc358743-dual-overlay.dts | imx8mp-edm-g-wb-hdmi2mipi-tc358743-dual.dtbo | hdmi2mipi-tc358743-dual | Dual HDMI to MIPI(tc358743) |
| imx8mp-edm-g-wb-hdmi2mipi-tc358743-single-cam1-overlay.dts | imx8mp-edm-g-wb-hdmi2mipi-tc358743-single-cam1.dtbo | hdmi2mipi-tc358743-single-cam1 | HDMI to MIPI(tc358743) |
| imx8mp-edm-g-wb-lvds-vl10112880-overlay.dts | imx8mp-edm-g-wb-lvds-vl10112880.dtbo | lvds-vl10112880 | Native LVDS 10“ m101nwwb |
| imx8mp-edm-g-wb-lvds-vl15613676-overlay.dts | imx8mp-edm-g-wb-lvds-vl15613676.dtbo | lvds-vl15613676 | Native LVDS LVDS 15” g156xw01 |
| imx8mp-edm-g-wb-lvds-vl215192108-overlay.dts | imx8mp-edm-g-wb-lvds-vl215192108.dtbo | lvds-vl215192108 | Native LVDS 21“ g215hvn01 |
| imx8mp-edm-g-wb-tevi-ap1302-overlay.dts | imx8mp-edm-g-wb-tevi-ap1302.dtbo | tevi-ap1302 | TEVI AR Series Camera |
| imx8mp-edm-g-wb-tevi-ov5640-overlay.dts | imx8mp-edm-g-wb-tevi-ov5640.dtbo | tevi-ov5640 | TEVI OV5640 Camera |
| imx8mm-edm-g-wb-hdmi2mipi-tc358743-overlay.dts | imx8mm-edm-g-wb-hdmi2mipi-tc358743.dtbo | hdmi2mipi-tc358743 | HDMI to MIPI(tc358743) |
| imx8mm-pico-pi-clixnfc-overlay.dts | imx8mm-pico-pi-clixnfc.dtbo | clixnfc | CLIX NFC |
| imx8mm-pico-wizard-clix1nfc-overlay.dts | imx8mm-pico-wizard-clix1nfc.dtbo | clix1nfc | CLIX1 NFC |
| imx8mm-pico-wizard-clix2nfc-overlay.dts | imx8mm-pico-wizard-clix2nfc.dtbo | clix2nfc | CLIX2 NFC |
| imx8mm-pico-wizard-ili9881c-overlay.dts | imx8mm-pico-wizard-ili9881c.dtbo | ili9881c | MIPI 5“ ili9881c |
| imx8mm-pico-wizard-g080uan01-overlay.dts | imx8mm-pico-wizard-g080uan01.dtbo | g080uan01 | MIPI 8” g080uan01 |
| imx8mm-pico-wizard-g101uan02-overlay.dts | imx8mm-pico-wizard-g101uan02.dtbo | g101uan02 | MIPI 10“ g101uan02 |
| imx8mm-pico-wizard-mipi2hdmi-adv7535-overlay.dts | imx8mm-pico-wizard-mipi2hdmi-adv7535.dtbo | mipi2hdmi-adv7535 | MIPI to HDMI(adv7535) |
| imx8mm-pico-wizard-voicehat-overlay.dts | imx8mm-pico-wizard-voicehat.dtbo | voicehat | TN VoiceHat |
| imx8mm-pico-wizard-sn65dsi84-vl10112880-overlay.dts | imx8mm-pico-wizard-sn65dsi84-vl10112880.dtbo | sn65dsi84-vl10112880 | MIPI to LVDS 10” m101nwwb |
| imx8mm-pico-wizard-sn65dsi84-vl15613676-overlay.dts | imx8mm-pico-wizard-sn65dsi84-vl15613676.dtbo | sn65dsi84-vl15613676 | MIPI to LVDS 15“ g156xw01 |
| imx8mm-pico-wizard-sn65dsi84-vl215192108-overlay.dts | imx8mm-pico-wizard-sn65dsi84-vl215192108.dtbo | sn65dsi84-vl215192108 | MIPI to LVDS 21” g215hvn01 |
| imx8mm-flex-pi-clixwifi-overlay.dts | imx8mm-flex-pi-clixwifi.dtbo | clixwifi | CLIX WIFI |
| imx8mm-flex-wizard-clix1wifi-overlay.dts | imx8mm-flex-wizard-clix1wifi.dtbo | clix1wifi | CLIX1 WIFI |
| imx8mq-pico-pi-dual-overlay.dts | imx8mq-pico-pi-dual.dtbo | dual | Dual display with HDMI and MIPI 5" ili9881c |
How to use on u-boot:
Suppose you want to use MIPI 5" panel, Camera OV5640, VoiceHat and CLIX-NFC peripherals at the same time:
u-boot=> setenv dtoverlay "ili9881c ov5640 voicehat chix1nfc"
or set dtoverlay into uEnv.txt:
dtoverlay="ili9881c ov5640 voicehat chix1nfc"
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