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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 <[email protected]>
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source/linux/How_to_Guides/Target/How_to_enable_Microtips_LVDS_Panel.rst

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@@ -7,8 +7,11 @@ is supported on platforms:
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- `AM62X SK <https://www.ti.com/tool/SK-AM62>`__
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- `AM62X LP SK <https://www.ti.com/tool/SK-AM62-LP>`__
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- `AM62P SK <https://www.ti.com/tool/SK-AM62P-LP>`__
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- `AM62B SK <https://www.ti.com/tool/SK-AM62B>`__
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- `AM62B-P1 <https://www.ti.com/tool/SK-AM62B-P1>`__
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**Steps to enable OLDI Panel DT overlay:**
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Steps to enable OLDI Panel DT overlay
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-------------------------------------
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#. Follow the :ref:`How to enable DT overlays in linux <howto_dt_overlays>` guide for steps on building
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and adding the overlay to your SD card. Make sure the correct overlay file has been appended
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+---------------+---------------------------------------------+
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**Steps to enable Touch on the Microtips Panel on AM625 SK EVM:**
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Steps to enable Touch on the Microtips Panel on AM625 SK EVM
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------------------------------------------------------------
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**Note**: The following steps are only applicable on AM625 SK EVM revision E3 board
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AM62X SK E3 revision
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^^^^^^^^^^^^^^^^^^^^
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#. Power off the LVDS board by disconnecting the 12V barrel jack (do not power off the SK EVM)
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#. Run the following commands from the Linux prompt:
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.. code-block:: bash
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.. code-block:: console
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root@am62xx-evm:~# modprobe -r ili210x
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root@am62xx-evm:~# i2ctransfer -f -y 0 w3@0x3f 0x09 0x1 0x0e
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root@am62xx-evm:~# i2ctransfer -f -y 0 w6@0x3f 0x08 0x04 0x47 0x50 0x73 0x68
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root@am62xx-evm:~# i2ctransfer -f -y 0 w1@0x3f 0x72 r9
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root@am62xx-evm:~# modprobe -r ili210x
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root@am62xx-evm:~# i2ctransfer -f -y 0 w3@0x3f 0x09 0x1 0x0e
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root@am62xx-evm:~# i2ctransfer -f -y 0 w6@0x3f 0x08 0x04 0x47 0x50 0x73 0x68
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root@am62xx-evm:~# i2ctransfer -f -y 0 w1@0x3f 0x72 r9
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#. Power on the LVDS board
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#. Run the following command:
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.. code-block:: bash
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.. code-block:: console
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root@am62xx-evm:~# modprobe ili210x
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root@am62xx-evm:~# modprobe ili210x
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After re-initializing the module, the touch IC should now be registered as an input and touch should be functional.
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AM62B SK & AM62B-P1
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^^^^^^^^^^^^^^^^^^^
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#. Run the following command
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.. code-block:: console
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root@am62xx-evm:~# modprobe -r ili210x
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#. Power off the LVDS panel by disconnecting the 12V barrel jack (do not power off the SK EVM)
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#. Power on the LVDS panel
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#. Run the following command
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.. code-block:: console
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root@am62xx-evm:~# modprobe ili210x
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After re-initializing the module, the touch IC should now be registered as an input and touch should be functional.
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.. note::
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``i2ctransfer`` not required for AM625 SK EVM B/B-P1 revision

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