Re: [PATCH net-next v11 1/7] dt-bindings: phy: document the serdes PHY on sa8255p
Krzysztof Kozlowski <[email protected]> Tue, 30 Jun 2026 08:22:12 +0200
| Newsgroups | dev.linux.lists.sophgo,dev.linux.lists.imx,dev.linux.lists.linux-sunxi,org.infradead.lists.linux-amlogic,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-riscv,org.infradead.lists.linux-rockchip,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-mips,org.kernel.vger.linux-renesas-soc,org.kernel.vger.netdev |
|---|---|
| Message-ID | <20260630-exuberant-dramatic-bustard-068bf8@quoll> |
On Mon, Jun 29, 2026 at 01:28:47PM +0200, Bartosz Golaszewski wrote: > Describe the SGMII/SerDes PHY present on the Qualcomm sa8255p platforms. > This is essentially the same hardware as sa8775p rev3 but the PHY is > managed by firmware over SCMI. > > Signed-off-by: Bartosz Golaszewski <[email protected]> > --- > .../bindings/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml | 51 ++++++++++++++++++++++ > 1 file changed, 51 insertions(+) > > diff --git a/Documentation/devicetree/bindings/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml > new file mode 100644 > index 0000000000000000000000000000000000000000..4cea6926d1c28872ea7b7aad53088dbbcb74fa99 > --- /dev/null > +++ b/Documentation/devicetree/bindings/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml > @@ -0,0 +1,51 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm SerDes/SGMII ethernet PHY controller (firmware managed) > + > +maintainers: > + - Bartosz Golaszewski <[email protected]> > + > +description: > + The SerDes PHY sits between the MAC and the external PHY and provides > + separate Rx Tx lines. > + > +properties: > + compatible: > + const: qcom,sa8255p-dwmac-sgmii-phy > + > + reg: > + items: > + - description: serdes > + > + power-domains: > + maxItems: 1 > + > + power-domain-names: > + items: > + - const: serdes Drop names. Not useful if it repeats the device block name. With this: Reviewed-by: Krzysztof Kozlowski <[email protected]> Best regards, Krzysztof