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Wed, 24 Jan 2024 12:30:40 -0800 (PST) Received: from [172.30.32.188] ([2001:8f8:183b:50fb::d35]) by smtp.gmail.com with ESMTPSA id r15-20020a05600c458f00b0040d62f89381sm174073wmo.35.2024.01.24.12.30.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jan 2024 12:30:39 -0800 (PST) From: Alexey Charkov Date: Thu, 25 Jan 2024 00:30:06 +0400 Subject: [PATCH 3/4] arm64: dts: rockchip: enable temperature driven fan control on Rock 5B Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240125-rk-dts-additions-v1-3-5879275db36f@gmail.com> References: <20240125-rk-dts-additions-v1-0-5879275db36f@gmail.com> In-Reply-To: <20240125-rk-dts-additions-v1-0-5879275db36f@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: Daniel Lezcano , Dragan Simic , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Alexey Charkov X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1706128223; l=1551; i=alchark@gmail.com; s=20240125; h=from:subject:message-id; bh=u4l0RsRj4668NcOaxKO+LZ3qtMcTAwoAKZZ3yHzWIOk=; b=K97GzVwWsCS1pD9bcfThrRGqutRbFk4tSHd9NZbQ0Ca+7A4u8xqC6RR67X2kmk1+K9HW1Hdqk tHPNbAcztwbCANcKaBcaZPMlrOCQljO+X12q73wj75Tqwx/+f/IIn/3 X-Developer-Key: i=alchark@gmail.com; a=ed25519; pk=xRO8VeD3J5jhwe0za0aHt2LDumQr8cm0Ls7Jz3YGimk= X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1789005209661476952 X-GMAIL-MSGID: 1789005209661476952 This enables thermal monitoring on Radxa Rock 5B and links the PWM fan as an active cooling device managed automatically by the thermal subsystem, with a target SoC temperature of 55C Signed-off-by: Alexey Charkov Acked-by: Daniel Lezcano --- arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts index 9b7bf6cec8bd..c4c94e0b6163 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts @@ -52,7 +52,7 @@ led_rgb_b { fan: pwm-fan { compatible = "pwm-fan"; - cooling-levels = <0 95 145 195 255>; + cooling-levels = <0 120 150 180 210 240 255>; fan-supply = <&vcc5v0_sys>; pwms = <&pwm1 0 50000 0>; #cooling-cells = <2>; @@ -180,6 +180,25 @@ &cpu_l3 { cpu-supply = <&vdd_cpu_lit_s0>; }; +&package_thermal { + polling-delay = <1000>; + + trips { + package_fan: package-fan { + temperature = <55000>; + hysteresis = <2000>; + type = "active"; + }; + }; + + cooling-maps { + map-fan { + trip = <&package_fan>; + cooling-device = <&fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; +}; + &i2c0 { pinctrl-names = "default"; pinctrl-0 = <&i2c0m2_xfer>; @@ -738,6 +757,10 @@ regulator-state-mem { }; }; +&tsadc { + status = "okay"; +}; + &uart2 { pinctrl-0 = <&uart2m0_xfer>; status = "okay";