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Wip/[email protected]/bspimx8 m 3351 #221

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Sep 30, 2024
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Wip/[email protected]/bspimx8 m 3351 #221

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0156894
bsp: imx8mp: display: Make support for PEB-AV-12 optionally
andrejpicej Sep 20, 2024
610f4b5
bsp: imx8mp: display: Move note for dual and triple display
andrejpicej Sep 20, 2024
85c4ec8
bsp: imx8: head: Remove peb-av-12 overlay
andrejpicej Sep 20, 2024
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18 changes: 12 additions & 6 deletions source/bsp/imx8/imx8mp/display.rsti
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Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
Display
-------

.. supported-display-interfaces-marker-start

The |sbc| supports up to 4 different display outputs. Three can be used
simultaneously. The following table shows the required extensions and devicetree
overlays for the different interfaces.
Expand All @@ -15,6 +17,8 @@ LVDS1 |sbc| disabled if PEB-AV-10 overlay is used
MIPI PEB-AV-12 (MIPI to LVDS) imx8mp-phyboard-pollux-peb-av-012.dtbo
========= ======================== ======================================

.. supported-display-interfaces-marker-end

.. note::

* When changing Weston output, make sure to match the audio output as well.
Expand All @@ -24,7 +28,7 @@ HDMI is always enabled in the devicetree. The other interfaces can be enabled
with Device Tree Overlay.

The default-enabled Interfaces are HDMI and LVDS0 (PEB-AV-010). We support a
10'' edt,etml1010g0dka display for the PEB-AV-10 and PEB-AV-12.
10'' edt,etml1010g0dka display for the |lvds-display-adapters|.

.. note::

Expand Down Expand Up @@ -73,6 +77,11 @@ imx8mp-phyboard-pollux-peb-av-xxx.dtbo from bootenv.txt.
Dual Display
~~~~~~~~~~~~

.. note::

For dual and triple display output you can not use LVDS1 (onboard) and HDMI
together.

For dual display in dual view mode at HDMI and LVDS0 (PEB-AV-10), both modes
have to be set to the:

Expand All @@ -87,6 +96,8 @@ have to be set to the:
name=LVDS-1
mode=current

.. no-peb-av-12-marker

For dual display at LVDS0 (PEB-AV-010) and MIPI (PEB-AV-012), both dtbos need to
be loaded at the bootenv.txt and the weston.ini should look like this:

Expand All @@ -101,11 +112,6 @@ be loaded at the bootenv.txt and the weston.ini should look like this:
name=LVDS-1
mode=current

.. note::

For dual and triple display output you can not use LVDS1 (onboard) and HDMI
together.

Triple Display
~~~~~~~~~~~~~~

Expand Down
20 changes: 19 additions & 1 deletion source/bsp/imx8/imx8mp/head.rst
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Expand Up @@ -112,6 +112,7 @@
.. |ref-jp4| replace:: :ref:`JP4 <imx8mp-head-components>`
.. |ubootexternalenv| replace:: U-boot External Environment subsection of the
:ref:`device tree overlay section <imx8mp-head-ubootexternalenv>`
.. |lvds-display-adapters| replace:: PEB-AV-10
.. |weston-hdmi-mode| replace:: preferred


Expand Down Expand Up @@ -294,7 +295,6 @@ To revert to the old style of booting, you may do
imx8mp-isp-csi1.dtbo
imx8mp-isp-csi2.dtbo
|dtbo-peb-av-10|
imx8mp-phyboard-pollux-peb-av-012.dtbo
imx8mp-phyboard-pollux-peb-wlbt-05.dtbo
imx8mp-phycore-no-eth.dtbo
imx8mp-phycore-no-rtc.dtbo
Expand Down Expand Up @@ -514,6 +514,24 @@ Device Tree Audio configuration:
.. include:: /bsp/peripherals/video.rsti

.. include:: display.rsti
:end-before: .. supported-display-interfaces-marker-start

The |sbc| supports up to 3 different display outputs. Two can be used
simultaneously. The following table shows the required extensions and devicetree
overlays for the different interfaces.

========= ======================== ======================================
Interface Expansion devicetree overlay
========= ======================== ======================================
HDMI |sbc| no overlay needed (enabled by default)
LVDS0 PEB-AV-10 |dtbo-peb-av-10|
(loaded by default)
LVDS1 |sbc| disabled if PEB-AV-10 overlay is used
========= ======================== ======================================

.. include:: display.rsti
:start-after: .. supported-display-interfaces-marker-end
:end-before: .. no-peb-av-12-marker

.. include:: /bsp/qt6.rsti

Expand Down
1 change: 1 addition & 0 deletions source/bsp/imx8/imx8mp/pd23.1.0.rst
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Expand Up @@ -104,6 +104,7 @@
Starting with BSP-Yocto-i.MX8MP-PD22.1.1 we have to switch from PWM fan
to GPIO fan due to availability. The PWM fan will not be supported
anymore and will not function with the new release.
.. |lvds-display-adapters| replace:: PEB-AV-10 and PEB-AV-012
.. |weston-hdmi-mode| replace:: current

.. |ref-serial| replace:: :ref:`X2 <imx8mp-pd23.1.0-components>`
Expand Down
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