On 5/7/24 10:45 PM, Andrew Davis wrote:
> On 4/29/24 7:09 AM, Ravi Gunasekaran wrote:
>> USB1 controller on J722S and AM62P are from different vendors.
>> Redefine the USB1 node description for J722S by deleting the
>> node inherited from AM62P dtsi.
>>
>> Signed-off-by: Ravi Gunasekaran <r-gunasekaran@xxxxxx>
>> ---
>> arch/arm64/boot/dts/ti/k3-j722s.dtsi | 39 ++++++++++++++++++++++++++++
>> 1 file changed, 39 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/ti/k3-j722s.dtsi b/arch/arm64/boot/dts/ti/k3-j722s.dtsi
>> index beba5a3ea6cc..90725eeb3178 100644
>> --- a/arch/arm64/boot/dts/ti/k3-j722s.dtsi
>> +++ b/arch/arm64/boot/dts/ti/k3-j722s.dtsi
>> @@ -13,6 +13,13 @@
>> #include "k3-am62p5.dtsi"
>> +/*
>> + * USB1 controller on AM62P and J722S are of different IP.
>> + * Delete AM62P's USBSS1 node definition and redefine it for J722S.
>> + */
>> +
>> +/delete-node/ &usbss1;
>> +
>> / {
>> model = "Texas Instruments K3 J722S SoC";
>> compatible = "ti,j722s";
>> @@ -120,6 +127,38 @@
>> status = "disabled"; /* Needs lane config */
>> };
>> };
>> +
>> + usbss1: cdns-usb@f920000 {
>
> MAIN domain items are defined in -main.dtsi files, for instance the
> USB node you are overriding was defined in k3-am62p-main.dtsi.
> This should go in a file named k3-j722s-main.dtsi.
>
> Andrew
>
Ok. I will introduce k3-j722s-main.dtsi newly and define the USB
and SerDes nodes there.
[...]
--
Regards,
Ravi
