On 2.09.2024 6:01 PM, neil.armstrong@xxxxxxxxxx wrote:
> On 02/09/2024 16:50, Konrad Dybcio wrote:
>> From: Konrad Dybcio <quic_kdybcio@xxxxxxxxxxx>
>>
>> The USB MP controller is wired up to the USB-A port on the left side
>> and to the Surface Connector on the right side. Configure it.
>>
>> While at it, remove a stray double \n.
>>
>> Signed-off-by: Konrad Dybcio <quic_kdybcio@xxxxxxxxxxx>
>> ---
>> .../boot/dts/qcom/x1e80100-microsoft-romulus.dtsi | 59 +++++++++++++++++++++-
>> 1 file changed, 57 insertions(+), 2 deletions(-)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
>> index 5419d0b02785..ac2acf949b70 100644
>> --- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi
>> @@ -572,7 +572,17 @@ &i2c5 {
>> status = "okay";
>> - /* Something @4f */
>> + ptn3222: redriver@4f {
>> + compatible = "nxp,ptn3222";
>> + reg = <0x4f>;
>> +
>> + reset-gpios = <&tlmm 7 GPIO_ACTIVE_LOW>;
>> +
>> + vdd3v3-supply = <&vreg_l13b>;
>> + vdd1v8-supply = <&vreg_l4b>;
>> +
>> + #phy-cells = <0>;
>
> It's unrelated to mutiport USB-A, should go in a separate change,
> and also probably in a bigger change enabling usb-c features using
> the retimer.
No, this chip converts between eUSB on the PHY and USB on the port
Konrad
