From patchwork Tue Sep 24 07:53:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Yannic Moog X-Patchwork-Id: 13810454 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2A7A2CF9C71 for ; Tue, 24 Sep 2024 07:57:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:CC:To:Message-ID: Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; 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bh=Y/6F/P6GI6Ued+q693i0Z0AROnyWZBqqJ5etygwM6B8=; b=UQeuz0hIRX//UXsL577pdlFCEpXr57yk/76Xpz16xqPCMwuBi995S13EhfjD5NqZ b2ZyVQ0Pxrrk3Pv9RkPmPZd0KYx1qsm/ACTHsPK52N7oZ3zo+DdZuetmvhi/+XPR hWIVBrAZhS+M+y02VBo85wcLM8jUTXEXRR56j9QUD9Y=; X-AuditID: ac14000a-4637f70000004e2a-24-66f26fe89aa5 Received: from berlix.phytec.de (Unknown_Domain [172.25.0.12]) (using TLS with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mickerik.phytec.de (PHYTEC Mail Gateway) with SMTP id 65.25.20010.8EF62F66; Tue, 24 Sep 2024 09:53:12 +0200 (CEST) Received: from lws-moog.phytec.de (172.25.0.11) by Berlix.phytec.de (172.25.0.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.6; Tue, 24 Sep 2024 09:53:12 +0200 From: Yannic Moog Date: Tue, 24 Sep 2024 09:53:04 +0200 Subject: [PATCH] arm64: dts: imx8mp-phyboard-pollux-rdk: add gpio-fan MIME-Version: 1.0 Message-ID: <20240924-wip-y-moog-phytec-de-phyboard-pollux-fan-v1-1-9ea6ec43f27b@phytec.de> X-B4-Tracking: v=1; b=H4sIAN9v8mYC/x2NywrCMBAAf6Xs2YW4iBJ/RTyk2W27ULMh8dFS+ u9GbzOXmQ2qFJUK126DIm+taqnJ8dBBnEIaBZWbAzk6OU8OP5pxxYfZiHlanxKR5Ue9hcKYbZ5 fCw4hoYtMns9Mvb9Ay+Uigy7/1e2+71/8lcKWegAAAA== To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam CC: , , , , , Yannic Moog X-Mailer: b4 0.14.1 X-Originating-IP: [172.25.0.11] X-ClientProxiedBy: Berlix.phytec.de (172.25.0.12) To Berlix.phytec.de (172.25.0.12) X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrMLMWRmVeSWpSXmKPExsWyRpKBR/dF/qc0g6Nb5SzW7D3HZDH/yDlW i4dX/S1m3mtls1g1dSeLxctZ99gsNj2+xmpxedccNov/e3awW/zdvonF4sUWcYvud+oOPB47 Z91l99i0qpPNY/OSeo8Xm2cyevR3t7B69P818Pi8SS6APYrLJiU1J7MstUjfLoEro3vRAtaC V4IV8+/FNjBO5+ti5OSQEDCReNnRzd7FyMUhJLCESWLe2W+MIAkhgYeMEtsmGYHYbAIqEo9f 3GMFsVkEVCXOTmthB7GFBVwlXiyeCmbzCghKnJz5hKWLkYODWUBTYv0ufZAws4C8RPPW2cwQ JdESN8+eYwLZJSFwglFi/+Q9jCCOiMAkJomj104wQnTsZ5SYeysJ4jphic+717BBHCQr8eJ8 LztEXF5i2rnXzBB2qMTWL9uZJjAKzkJyxyyEO2YhuWMBI/MqRqHczOTs1KLMbL2CjMqS1GS9 lNRNjKCIEWHg2sHYN8fjECMTB+MhRgkOZiUR3kk3P6YJ8aYkVlalFuXHF5XmpBYfYpTmYFES 513dEZwqJJCeWJKanZpakFoEk2Xi4JRqYLTdrZilXm65/cUEpZK5lvOqmr6snlYxkf/HOxHW F/Mz9XcX7FNuaM68lnXg79Ow3Vsbbn/7vD/88w6lm881CwJ7s02l769WPRnqnxbxJeh70+Z7 zD2eyc/l/V9/jFzgvjT5x9dEJqZXOsnGt4SdN2yKFP6SUjwhxnaxYc6eAMsLRxe+ztvPp6PE UpyRaKjFXFScCAABnFQRhgIAAA== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240924_005318_064645_BA57DF48 X-CRM114-Status: GOOD ( 11.47 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org A GPIO fan may be connected to Pollux fan header. The fan should activate at 60°C and stay active until critical SoC temperature is reached and the board shuts down. Signed-off-by: Yannic Moog --- .../dts/freescale/imx8mp-phyboard-pollux-rdk.dts | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) --- base-commit: 79e1b8171ca476abb9b8eceef81cd1b6f58b75e9 change-id: 20240920-wip-y-moog-phytec-de-phyboard-pollux-fan-0cd29d6d2b97 Best regards, diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts index 50debe821c42..9b551a50533f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts @@ -9,6 +9,7 @@ #include #include #include +#include #include "imx8mp-phycore-som.dtsi" / { @@ -32,6 +33,16 @@ backlight_lvds: backlight { pwms = <&pwm3 0 50000 0>; }; + fan0: fan { + compatible = "gpio-fan"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_fan>; + gpio-fan,speed-map = <0 0 + 13000 1>; + gpios = <&gpio5 4 GPIO_ACTIVE_HIGH>; + #cooling-cells = <2>; + }; + panel1_lvds: panel-lvds { compatible = "edt,etml1010g3dra"; backlight = <&backlight_lvds>; @@ -111,6 +122,25 @@ reg_vcc_3v3_sw: regulator-vcc-3v3-sw { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; + + thermal-zones { + soc-thermal { + trips { + active1: trip2 { + temperature = <60000>; + hysteresis = <2000>; + type = "active"; + }; + }; + + cooling-maps { + map1 { + trip = <&active1>; + cooling-device = <&fan0 1 THERMAL_NO_LIMIT>; + }; + }; + }; + }; }; /* TPM */ @@ -377,6 +407,12 @@ MX8MP_IOMUXC_SAI1_MCLK__GPIO4_IO20 0x10 >; }; + pinctrl_fan: fan0grp { + fsl,pins = < + MX8MP_IOMUXC_SPDIF_RX__GPIO5_IO04 0x16 + >; + }; + pinctrl_flexcan1: flexcan1grp { fsl,pins = < MX8MP_IOMUXC_SAI5_RXD2__CAN1_RX 0x154