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[RESEND,v5,0/4] arm64: dts: qcom: x1e80100: crd/t14s: Enable Parade Type-C retimers

Message ID 20250220-x1e80100-dts-crd-t14s-enable-typec-retimers-v5-0-380a3e0e7edc@linaro.org (mailing list archive)
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Series arm64: dts: qcom: x1e80100: crd/t14s: Enable Parade Type-C retimers | expand

Message

Abel Vesa Feb. 20, 2025, 5:42 p.m. UTC
Since the driver and dt-bindings have been alread merged, it has been
agreed offline that there is no point of holding on to these DT patches
even though there are some issues with plug/unplug during suspend in
both pmic-glink-altmode and ucsi-glink. These issues are being worked on
meanwhile. Merging these means that even though this will provide external DP
and USB orientation, plug/unplug during suspend will give some splats
and render both the USB orientation and DP broken. But then, other
X Elite boards already have these nodes described, so lets bring the crd
and t14s to the same level.

These patches are just a resend of the ones found in v5 and dropped in the v6
patchset of the driver and dt-bindings.

Link to v5: https://lore.kernel.org/all/20241112-x1e80100-ps8830-v5-0-4ad83af4d162@linaro.org/

Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
---
Abel Vesa (4):
      arm64: dts: qcom: x1e80100-crd: Describe the Parade PS8830 retimers
      arm64: dts: qcom: x1e80100-crd: Enable external DisplayPort support
      arm64: dts: qcom: x1e80100-t14s: Describe the Parade PS8830 retimers
      arm64: dts: qcom: x1e80100-t14s: Enable external DisplayPort support

 .../dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts     | 321 +++++++++++++-
 arch/arm64/boot/dts/qcom/x1e80100-crd.dts          | 474 ++++++++++++++++++++-
 2 files changed, 785 insertions(+), 10 deletions(-)
---
base-commit: 50a0c754714aa3ea0b0e62f3765eb666a1579f24
change-id: 20250220-x1e80100-dts-crd-t14s-enable-typec-retimers-325cdb7b097d

Best regards,

Comments

Johan Hovold Feb. 21, 2025, 9:25 a.m. UTC | #1
On Thu, Feb 20, 2025 at 07:42:29PM +0200, Abel Vesa wrote:
> Since the driver and dt-bindings have been alread merged, it has been
> agreed offline that there is no point of holding on to these DT patches
> even though there are some issues with plug/unplug during suspend in
> both pmic-glink-altmode and ucsi-glink. These issues are being worked on
> meanwhile. Merging these means that even though this will provide external DP
> and USB orientation, plug/unplug during suspend will give some splats
> and render both the USB orientation and DP broken. But then, other
> X Elite boards already have these nodes described, so lets bring the crd
> and t14s to the same level.
> 
> These patches are just a resend of the ones found in v5 and dropped in the v6
> patchset of the driver and dt-bindings.
> 
> Link to v5: https://lore.kernel.org/all/20241112-x1e80100-ps8830-v5-0-4ad83af4d162@linaro.org/
> 
> Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
> ---
> Abel Vesa (4):
>       arm64: dts: qcom: x1e80100-crd: Describe the Parade PS8830 retimers
>       arm64: dts: qcom: x1e80100-crd: Enable external DisplayPort support
>       arm64: dts: qcom: x1e80100-t14s: Describe the Parade PS8830 retimers
>       arm64: dts: qcom: x1e80100-t14s: Enable external DisplayPort support

It looks like you've addressed all the comments I had on v1 (except for
a stray newline after a t14s port@2 node) and I've been running with
these patches for a long time now without any issues (other than the
glink hotplug issues mentioned above):

Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Tested-by: Johan Hovold <johan+linaro@kernel.org>

Johan
Abel Vesa Feb. 21, 2025, 9:41 a.m. UTC | #2
On 25-02-21 10:25:00, Johan Hovold wrote:
> On Thu, Feb 20, 2025 at 07:42:29PM +0200, Abel Vesa wrote:
> > Since the driver and dt-bindings have been alread merged, it has been
> > agreed offline that there is no point of holding on to these DT patches
> > even though there are some issues with plug/unplug during suspend in
> > both pmic-glink-altmode and ucsi-glink. These issues are being worked on
> > meanwhile. Merging these means that even though this will provide external DP
> > and USB orientation, plug/unplug during suspend will give some splats
> > and render both the USB orientation and DP broken. But then, other
> > X Elite boards already have these nodes described, so lets bring the crd
> > and t14s to the same level.
> > 
> > These patches are just a resend of the ones found in v5 and dropped in the v6
> > patchset of the driver and dt-bindings.
> > 
> > Link to v5: https://lore.kernel.org/all/20241112-x1e80100-ps8830-v5-0-4ad83af4d162@linaro.org/
> > 
> > Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
> > ---
> > Abel Vesa (4):
> >       arm64: dts: qcom: x1e80100-crd: Describe the Parade PS8830 retimers
> >       arm64: dts: qcom: x1e80100-crd: Enable external DisplayPort support
> >       arm64: dts: qcom: x1e80100-t14s: Describe the Parade PS8830 retimers
> >       arm64: dts: qcom: x1e80100-t14s: Enable external DisplayPort support
> 
> It looks like you've addressed all the comments I had on v1 (except for

Oh, sorry, missed that one.

Let me respin.

> a stray newline after a t14s port@2 node) and I've been running with
> these patches for a long time now without any issues (other than the
> glink hotplug issues mentioned above):
> 
> Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
> Tested-by: Johan Hovold <johan+linaro@kernel.org>
> 
> Johan

Thanks for reviewing and testing!

Abel
Johan Hovold Feb. 21, 2025, 12:19 p.m. UTC | #3
On Fri, Feb 21, 2025 at 11:41:48AM +0200, Abel Vesa wrote:
> On 25-02-21 10:25:00, Johan Hovold wrote:
> > On Thu, Feb 20, 2025 at 07:42:29PM +0200, Abel Vesa wrote:

> > > Abel Vesa (4):
> > >       arm64: dts: qcom: x1e80100-crd: Describe the Parade PS8830 retimers
> > >       arm64: dts: qcom: x1e80100-crd: Enable external DisplayPort support
> > >       arm64: dts: qcom: x1e80100-t14s: Describe the Parade PS8830 retimers
> > >       arm64: dts: qcom: x1e80100-t14s: Enable external DisplayPort support
> > 
> > It looks like you've addressed all the comments I had on v1 (except for
> 
> Oh, sorry, missed that one.
> 
> Let me respin.

I don't think you need to respin over just that. And that extra newline
has already been copy-pasted into two more dts in mainline since (yeah,
it's odd to see the original patch go in after the copies). We can just
take a pass at cleaning this up at some later point.

Johan