Re: [PATCH RFC 0/2] usb: typec: Add new driver for Parade PS8830 Type-C Retimer
From: Konrad Dybcio
Date: Thu Aug 29 2024 - 20:58:29 EST
On 29-Aug-24 20:44, Abel Vesa wrote:
> The Parade PS8830 is a Type-C multi-protocol retimer that is controlled
> via I2C. It provides altmode and orientation handling and usually sits
> between the Type-C port and the PHY.
>
> It is currently used alongside Qualcomm Snapdragon X Elite SoCs on quite
> a few laptops already.
>
> This new driver adds support for the following 3 modes:
> - DP 4lanes - with pin assignments C and E
> - USB3
> - DP 2lanes + USB3
>
> Only DP 4lanes and USB3 modes have been succesfully tested on
> Qualcomm (X Elite) CRD and Lenovo Thinkpad T14s so fat.
> Devicetree patches for these 2 boards will follow.
>
> The DP 2lanes + USB3 is still work-in-progress as it might involve changes
> outside of this retimer driver.
Yep, it's the QC combo PHY being grumpy, this one's fine
Tested-by: Konrad Dybcio <quic_kdybcio@xxxxxxxxxxx> # x1e80100-romulus
Konrad