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Mon, 06 Jul 2026 06:20:40 -0700 (PDT) Received: from brgl-qcom.local ([2a01:cb1d:dc:7e00:86f0:c42b:ef4c:d3bb]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47ad69519c2sm25910584f8f.37.2026.07.06.06.20.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Jul 2026 06:20:39 -0700 (PDT) From: Bartosz Golaszewski Date: Mon, 06 Jul 2026 15:20:16 +0200 Subject: [PATCH net-next v12 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: <20260706-qcom-sa8255p-emac-v12-1-e3ab1ecf2901@oss.qualcomm.com> References: <20260706-qcom-sa8255p-emac-v12-0-e3ab1ecf2901@oss.qualcomm.com> In-Reply-To: <20260706-qcom-sa8255p-emac-v12-0-e3ab1ecf2901@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 , Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1956; i=bartosz.golaszewski@oss.qualcomm.com; h=from:subject:message-id; bh=BfrbL1Fwh6l+Z6nIdrB6wR8juwiurOHR3kGeK2lY/yQ=; b=owEBbQKS/ZANAwAKAQWdLsv/NoTDAcsmYgBqS6ubiXdhUge3ye8k09h+7C2wjU8OFOs2+lRmu FCvxgxqyhyJAjMEAAEKAB0WIQSR5RMt5bVGHXuiZfwFnS7L/zaEwwUCakurmwAKCRAFnS7L/zaE w9S3D/0WsPuArRuolQJdGz26v9pT9Wt0u35Mgl6MOyqF8MpFHp1lFyjsAjDjk4AncmfnUl8tvC6 PVNRwP4pwlRWfAsOg7ipKdd01pTeZ4FZss0kgxwsyhwvDYpCC9olobyevp+eDaonoGUFpbCe+mI IeoyE856odq0d7waceNBYKbUKPNM1Wn0rJwKYyNrOmp4srgyyo0ZZ64s7uIKF1dZFtpCRsd36FU +WK3Nc2BfpdGf0aJnTEx6WQ5dWwLf/g5nbOgU7Wz3lcHRKSkIBwUfBx7faOER/Cm99qiDp3+9Tr dMQWNkO7DDcZ5/2d6vJOQcnRiAUuJN6iKoYwaqaqYKIlSO1aoW//LHz/m+mD0zYciPYhazP0xKy eEp5FcB5PhL1n/Xb0XFnuYxJSfh1bWvVuPK+o0gS6NHanHquydjKhJ5QkIi7OsuJ5b63LU3wWmG Cu/MfIMUnEpiHZw9KbEV077HhSipqMXzxdG07s4sOJAOW2TwwH7igsRy+0EywCQ+LP7TSxBvaLG INjs00fu3a9KB1BL2O2kfmpZRawHyXgdKtMqMTRW/pPkp72D0F4KGm0iDReGqocgixQAGKSr9eX vKMbfamjR9j820ac19f2q34B0tVxvUosuSTcPQ+vHIwvd9S/uXcsDT0tRs2FwWTxH4xjIEFgPmv iYb2sLD5F8kSxfw== X-Developer-Key: i=bartosz.golaszewski@oss.qualcomm.com; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 X-Proofpoint-ORIG-GUID: FxzL3IqeFItKjouSWCI1FKuyHxoMuVsV X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzA2MDEzNiBTYWx0ZWRfX9X6HxjIe7Wqa eOfhiZx2YZvi7kHB0oPS4yUMNFL6fg0ZhZWKTtE3ObL2B4io9l79h4G3plGvcL6w3oCwaShSMyD r1LOht/u1v1SPwsF2k9VEut1NAIDBhgQ1J8by2tDV7EXiMcAGBuHusXjtA0Plu76Aq3vEshDbn9 JApncDLzT+CByP3FaaFGdbrQt5+RzQYgyoDdNOcT9P2lefuiHEDqboCjj39bCk8+yzHCskiageY zAXF0bhxglrN7VEfz19NjvstIkJc4063xVBOvb2kgGaqqOtq68ffRrJFc6BYVUHAqKbdRSWY1z0 zuvPSelLxyM9TTRAJNZ5RY6YcChn/Jt17bvIcUEnwbMMQunV9SCKNuB3DDo2ZVlYB88degQfhSb P5pQhXbCtNqNd6mNt04qvQZrkAqmXvY1hZksulo3ZWcF/30vF9OAQ8jRFWOMfn80HrLlCNvCL7U rQtsM/6jfQgDs3TdnPw== X-Proofpoint-Spam-Info: AW1haW4tMjYwNzA2MDEzNiBTYWx0ZWRfX5QyHH07TAvQX 6pQaUATfPvOyidu2wCUdqrvu0Ele5EDfuwH0GO7Qg1RIe5rwJ08EnP+U9iW/t6SzDvruVc50m+4 WjCjiKXS2WDqyvTcfrKyEUB/QDMXDnQ= X-Authority-Analysis: v=2.4 cv=XIwAjwhE c=1 sm=1 tr=0 ts=6a4baba9 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=gEfo2CItAAAA:8 a=EUspDBNiAAAA:8 a=VwQbUJbxAAAA:8 a=wENndLYK2PIMvs9AUu4A:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 a=sptkURWiP4Gy88Gu7hUp:22 X-Proofpoint-GUID: FxzL3IqeFItKjouSWCI1FKuyHxoMuVsV X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-06_01,2026-07-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 bulkscore=0 priorityscore=1501 impostorscore=0 malwarescore=0 lowpriorityscore=0 spamscore=0 phishscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607060136 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. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Bartosz Golaszewski --- .../bindings/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml | 50 ++++++++++++++++++++++ 1 file changed, 50 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..9e846e381555514bb32177f884abf0cf2c942948 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml @@ -0,0 +1,50 @@ +# 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: + maxItems: 1 + + "#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"; + };