Re: [PATCH v4 6/9] dt-bindings: connector: m2: Add M.2 1620 LGA soldered down connector

Manivannan Sadhasivam
2026-01-15T10:44:11Z

On Tue, Jan 13, 2026 at 11:25:36AM -0600, Rob Herring wrote:
> On Mon, Jan 12, 2026 at 09:56:05PM +0530, Manivannan Sadhasivam wrote:
> > Lenovo Thinkpad T14s is found to have a soldered down version of M.2 1620
> > LGA connector. Though, there is no 1620 LGA form factor defined in the M.2
> > spec, it looks very similar to the M.2 Key M connector. So add the
> > "pcie-m2-1620-lga-connector" compatible with "pcie-m2-e-connector" fallback
> > to reuse the Key M binding.
>
> Key M or Key E? I'm confused.
>

Sorry, typo due to respinning both series at a time. Key E only.

- Mani

> >
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
> > ---
> > .../devicetree/bindings/connector/pcie-m2-e-connector.yaml | 9 ++++++++-
> > 1 file changed, 8 insertions(+), 1 deletion(-)
> >
> > diff --git a/Documentation/devicetree/bindings/connector/pcie-m2-e-connector.yaml b/Documentation/devicetree/bindings/connector/pcie-m2-e-connector.yaml
> > index b65b39ddfd19..9757fe92907b 100644
> > --- a/Documentation/devicetree/bindings/connector/pcie-m2-e-connector.yaml
> > +++ b/Documentation/devicetree/bindings/connector/pcie-m2-e-connector.yaml
> > @@ -17,7 +17,14 @@ description:
> >
> > properties:
> > compatible:
> > - const: pcie-m2-e-connector
> > + oneOf:
> > + - items:
> > + - enum:
> > + - pcie-m2-1620-lga-connector
> > + - const: pcie-m2-e-connector
> > + - items:
> > + - enum:
> > + - pcie-m2-e-connector
> >
> > vpcie3v3-supply:
> > description: A phandle to the regulator for 3.3v supply.
> >
> > --
> > 2.48.1
> >

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