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Mon, 29 Jun 2026 04:29:15 -0700 (PDT) Received: from brgl-qcom.local ([2a01:cb1d:dc:7e00:4640:d76a:6126:9b65]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-46d86960983sm41936351f8f.4.2026.06.29.04.29.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Jun 2026 04:29:14 -0700 (PDT) From: Bartosz Golaszewski Date: Mon, 29 Jun 2026 13:28:47 +0200 Subject: [PATCH net-next v11 1/7] dt-bindings: phy: document the serdes PHY on sa8255p Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20260629-qcom-sa8255p-emac-v11-1-1b7fb95b51f9@oss.qualcomm.com> References: <20260629-qcom-sa8255p-emac-v11-0-1b7fb95b51f9@oss.qualcomm.com> In-Reply-To: <20260629-qcom-sa8255p-emac-v11-0-1b7fb95b51f9@oss.qualcomm.com> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Alexandre Torgue , Vinod Koul , Giuseppe Cavallaro , Chen-Yu Tsai , Jernej Skrabec , Neil Armstrong , Kevin Hilman , Jerome Brunet , Shawn Guo , Fabio Estevam , Jan Petrous , s32@nxp.com, Mohd Ayaan Anwar , Romain Gantois , Geert Uytterhoeven , Magnus Damm , Maxime Ripard , Christophe Roullier , Bartosz Golaszewski , Radu Rendec Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Drew Fustini , linux-sunxi@lists.linux.dev, linux-amlogic@lists.infradead.org, linux-mips@vger.kernel.org, imx@lists.linux.dev, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, sophgo@lists.linux.dev, linux-riscv@lists.infradead.org, brgl@kernel.org, Bartosz Golaszewski , Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1902; i=bartosz.golaszewski@oss.qualcomm.com; h=from:subject:message-id; bh=OFyFIYba4yDJjHIOFWWcs6aVl9zR1OAh6XyBHH3ICVs=; b=owEBbQKS/ZANAwAKAQWdLsv/NoTDAcsmYgBqQlb9/FP9ORrwIL+ZXHhc4b/L5Vtd7JbT7/lyW 6CTLAJxkTeJAjMEAAEKAB0WIQSR5RMt5bVGHXuiZfwFnS7L/zaEwwUCakJW/QAKCRAFnS7L/zaE w9DkD/9MZJRrtOsV5vLrh1qrBZUZqJ2J9P8RRMHcXW1H6bhugDvmWsApILNySh2JSvj/F75OBxe G/pjESTF0lriIWKZ0+AMeTHCvhTp+m41R1GmLxCqFVKAicTOXqKmgAiffSSBkBqVaNeeWlZ83sL 6GLB1/MvboM7lOBK7c0kM+Q7W6L8mYDjhKMDrJEu7SJ1Gm/CeG71rEWMC0nrlutq+IMg3Fsl+KG 8oQVK/BqD00erY7V6zhduQycUgvTDvlMrA0LVCGZNDD58EYhNTWUaP82QxlIZImo2D/QXFZFCWW NHk7KncIU8gjJxo2AlVAsVSl15s0QPL6iEtQ2YDugZyToITAyww/uLfUjzoOJg7EP2xGDBFXiER m6HrIZtcTkiRst6J6Ye1inXnGCTLjybVyT9FiqyYAwhW6xCKZHJz+X0xI7shjpvTJoAohGVbt2m X7d4hOW9l6tZi9IOCcLymOb51eOmK1TsCByx/q4A/HjihTwQmy5VsGv+TDW+zC23d9w5iqz4CuE MpNFlr7NUEUqgqmDh0hR/C8xQldgjn2QV+bMmIoIGn9M+Sb5UU88qOIgcXi4/Q4J7jR4tDnlzED 7Mp0XiPmZaXaouKbY2axFMyY3y6MveKZQ0lVz3KLZgmiVOQKTmYQEgOXDbZt1cXRgf5FBbKnTMI DRZ6xiS1vJOJEXw== X-Developer-Key: i=bartosz.golaszewski@oss.qualcomm.com; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 X-Proofpoint-GUID: 34wuf9v4zeH39f2Q1XRJH0udl7Z5RQbA X-Proofpoint-ORIG-GUID: 34wuf9v4zeH39f2Q1XRJH0udl7Z5RQbA X-Authority-Analysis: v=2.4 cv=Ftk1OWrq c=1 sm=1 tr=0 ts=6a42570c cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=gEfo2CItAAAA:8 a=EUspDBNiAAAA:8 a=VwQbUJbxAAAA:8 a=wENndLYK2PIMvs9AUu4A:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 a=sptkURWiP4Gy88Gu7hUp:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNjI5MDA5NCBTYWx0ZWRfX8YpZQBDlbvdi o0/IwhRQvH0jiX3dcETvNwZUsp+S8PMp35RkoruPlgrrml/KNTjgCuzemwtd/AhAHJtgkvq64+6 8+samTkUMJiuIS/5wumWoFWWqxg5FAA= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjI5MDA5NCBTYWx0ZWRfX3sVvkpuS0W5O zLdnXaBNO2eDoALwY2x6K8PUlp5nF2t6PLa1TZyt1DaD8Y86gg1HFNhGJBwqoCUxKcaakmRdZX7 Di5UWlIpjJjsAytOkja6WvvijlPlT++Qkqx4bvCBUQ51310hJhoMM/oNkm0Q2Ds1ipCVdRO+xn5 nodzmJefZvhEHOEdgUiS6Idm/5eViEqhwJaGk7JlyyHcUejXUu6HSMipQ/lhfYgUngsbtvYdLFb ACqh+gX7qDMDvVUKbk6vxb9WYNsfDydgj4vQ6sndA5JBJzXV7gS8VI/5hkox1XIm5AP5gTKr4RH cRkyEb/noK3yYCRHq1JsoMVVHniwbjtMZ1NC6zvErW1Ox2P2vSHC61hpDNv91ePfVDUH+HjqF7O mEVOY6sIi1ImYgYskr06L/ZLLkpDH/HXPbUpk1EKVTLxWHqr9Hhi2D2QOuAedjolkjGHnfaYdrB am5Z3bpCmf2W0Th1RCA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-29_03,2026-06-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 lowpriorityscore=0 adultscore=0 suspectscore=0 phishscore=0 priorityscore=1501 malwarescore=0 spamscore=0 clxscore=1011 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606290094 X-MORS-Enabled: yes X-MORS-DOMAIN: patchwork.local X-MORS-HOSTING: hosting172546 X-MORS-USER: hosting172546 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= 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 Reviewed-by: Krzysztof Kozlowski --- .../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 + +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 + + "#phy-cells": + const: 0 + +required: + - compatible + - reg + - "#phy-cells" + - power-domains + - power-domain-names + +additionalProperties: false + +examples: + - | + phy@8901000 { + compatible = "qcom,sa8255p-dwmac-sgmii-phy"; + reg = <0x08901000 0xe10>; + #phy-cells = <0>; + power-domains = <&scmi7_dvfs 0>; + power-domain-names = "serdes"; + };