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Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jisheng Zhang Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Haylen Chu Subject: [PATCH v5 3/3] riscv: dts: sophgo: cv18xx: Add sensor device and thermal zone Date: Mon, 14 Oct 2024 07:38:13 +0000 Message-ID: <20241014073813.23984-4-heylenay@4d2.org> X-Mailer: git-send-email 2.46.2 In-Reply-To: <20241014073813.23984-1-heylenay@4d2.org> References: <20241014073813.23984-1-heylenay@4d2.org> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add common sensor device for Sophgo CV18xx SoCs and thermal zone for CV1800b SoC. Signed-off-by: Haylen Chu --- arch/riscv/boot/dts/sophgo/cv1800b.dtsi | 28 +++++++++++++++++++++++++ arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 8 +++++++ 2 files changed, 36 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi index ec9530972ae2..af53c9ec3197 100644 --- a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi @@ -12,6 +12,34 @@ memory@80000000 { device_type = "memory"; reg = <0x80000000 0x4000000>; }; + + thermal-zones { + soc-thermal { + polling-delay-passive = <1000>; + polling-delay = <1000>; + thermal-sensors = <&soc_temp>; + + trips { + soc_passive: soc-passive { + temperature = <75000>; + hysteresis = <5000>; + type = "passive"; + }; + + soc_hot: soc-hot { + temperature = <85000>; + hysteresis = <5000>; + type = "hot"; + }; + + soc_critical: soc-critical { + temperature = <100000>; + hysteresis = <0>; + type = "critical"; + }; + }; + }; + }; }; &plic { diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi index b724fb6d9689..0465561f7043 100644 --- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi @@ -133,6 +133,14 @@ portd: gpio-controller@0 { }; }; + soc_temp: thermal-sensor@30e0000 { + compatible = "sophgo,cv1800-thermal"; + reg = <0x30e0000 0x100>; + clocks = <&clk CLK_TEMPSEN>; + interrupts = <16 IRQ_TYPE_LEVEL_HIGH>; + #thermal-sensor-cells = <0>; + }; + i2c0: i2c@4000000 { compatible = "snps,designware-i2c"; reg = <0x04000000 0x10000>;