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[35.240.102.164]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47ee57a2613sm29595445e9.6.2026.01.14.06.17.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Jan 2026 06:17:07 -0800 (PST) From: Tudor Ambarus Date: Wed, 14 Jan 2026 14:16:30 +0000 Subject: [PATCH 2/8] dt-bindings: firmware: google,gs101-acpm-ipc: Add TMU child node Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260114-acpm-tmu-v1-2-cfe56d93e90f@linaro.org> References: <20260114-acpm-tmu-v1-0-cfe56d93e90f@linaro.org> In-Reply-To: <20260114-acpm-tmu-v1-0-cfe56d93e90f@linaro.org> To: "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lee Jones , Krzysztof Kozlowski , Alim Akhtar , Peter Griffin , =?utf-8?q?Andr=C3=A9_Draszik?= , Bartlomiej Zolnierkiewicz , Kees Cook , "Gustavo A. R. Silva" Cc: willmcvicker@google.com, jyescas@google.com, shin.son@samsung.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-hardening@vger.kernel.org, Tudor Ambarus X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1768400224; l=1633; i=tudor.ambarus@linaro.org; s=20241212; h=from:subject:message-id; bh=Y+qelmK4bAlyv/krT1u3T7mbMOZyLus+NJ7siKthjMI=; b=C+ZHlnpywyNkQkIYeZeMHaDsZBGpz38Vgp8+GMBcn0/FwlaNnjHtHkxAETXB7iXLe1n+GG1Bf Y6UwZZFTUyAB9FjKozYqzSJoOTCshklD/jjZIt4actl242H/wICUhN9 X-Developer-Key: i=tudor.ambarus@linaro.org; a=ed25519; pk=uQzE0NXo3dIjeowMTOPCpIiPHEz12IA/MbyzrZVh9WI= The Google GS101 Thermal Management Unit (TMU) is a child device of the ACPM (Alive Clock and Power Manager) block, as it relies on the ACPM protocol for configuration and initialization. Update the ACPM binding to include the thermal-sensor child node. Signed-off-by: Tudor Ambarus --- .../bindings/firmware/google,gs101-acpm-ipc.yaml | 17 +++++++++++++= ++++ 1 file changed, 17 insertions(+) diff --git a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-i= pc.yaml b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.= yaml index d3bca6088d128485618bb2b538ed8596b4ba14f0..4043a6453a9897b9e1d0e618489= f79c19f32f247 100644 --- a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml +++ b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml @@ -52,6 +52,15 @@ properties: are used for passing messages to/from the ACPM firmware. maxItems: 1 =20 + thermal-sensor: + description: Child node describing a Thermal Management Unit instance. + type: object + additionalProperties: true + + properties: + compatible: + const: google,gs101-tmu-top + required: - compatible - "#clock-cells" @@ -93,4 +102,12 @@ examples: }; }; }; + + thermal-sensor { + compatible =3D "google,gs101-tmu-top"; + clocks =3D <&cmu_misc 71>; + interrupts =3D <0 769 4 0>; + syscon =3D <&tmu_top_syscon>; + #thermal-sensor-cells =3D <1>; + }; }; --=20 2.52.0.457.g6b5491de43-goog