From 5765d4717b1445565239bcb39e94da16d7769ef0 Mon Sep 17 00:00:00 2001 From: Swamil Jain Date: Wed, 11 Dec 2024 22:56:40 +0530 Subject: [PATCH] fix: Add steps to enable touch on Microtips OLDI on SK-AM62B-P1 Add steps for how to enable touch on Microtips panel for AM625 sk evm B/-P1 revision Signed-off-by: Swamil Jain --- .../How_to_enable_Microtips_LVDS_Panel.rst | 38 ++++++++++++++++--- 1 file changed, 33 insertions(+), 5 deletions(-) diff --git a/source/linux/How_to_Guides/Target/How_to_enable_Microtips_LVDS_Panel.rst b/source/linux/How_to_Guides/Target/How_to_enable_Microtips_LVDS_Panel.rst index 022757b93..d59ab77ec 100644 --- a/source/linux/How_to_Guides/Target/How_to_enable_Microtips_LVDS_Panel.rst +++ b/source/linux/How_to_Guides/Target/How_to_enable_Microtips_LVDS_Panel.rst @@ -7,8 +7,11 @@ is supported on platforms: - `AM62X SK `__ - `AM62X LP SK `__ - `AM62P SK `__ + - `AM62B SK `__ + - `AM62B-P1 `__ -**Steps to enable OLDI Panel DT overlay:** +Steps to enable OLDI Panel DT overlay +------------------------------------- #. Follow the :ref:`How to enable DT overlays in linux ` guide for steps on building and adding the overlay to your SD card. Make sure the correct overlay file has been appended @@ -33,14 +36,16 @@ is supported on platforms: +---------------+---------------------------------------------+ -**Steps to enable Touch on the Microtips Panel on AM625 SK EVM:** +Steps to enable Touch on the Microtips Panel on AM625 SK EVM +------------------------------------------------------------ -**Note**: The following steps are only applicable on AM625 SK EVM revision E3 board +E3 revision +^^^^^^^^^^^ #. Power off the LVDS board by disconnecting the 12V barrel jack (do not power off the SK EVM) #. Run the following commands from the Linux prompt: - .. code-block:: bash + .. code-block:: console root@am62xx-evm:~# modprobe -r ili210x root@am62xx-evm:~# i2ctransfer -f -y 0 w3@0x3f 0x09 0x1 0x0e @@ -50,8 +55,31 @@ is supported on platforms: #. Power on the LVDS board #. Run the following command: - .. code-block:: bash + .. code-block:: console root@am62xx-evm:~# modprobe ili210x After re-initializing the module, the touch IC should now be registered as an input and touch should be functional. + +B/B-P1 revision +^^^^^^^^^^^^^^^ + +#. Run the following command + + .. code-block:: console + + root@am62xx-evm:~# modprobe -r ili210x + +#. Power off the LVDS panel by disconnecting the 12V barrel jack (do not power off the SK EVM) +#. Power on the LVDS panel +#. Run the following command + + .. code-block:: console + + root@am62xx-evm:~# modprobe ili210x + +After re-initializing the module, the touch IC should now be registered as an input and touch should be functional. + +.. note:: + + ``i2ctransfer`` not required for AM625 SK EVM B/B-P1 revision