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[2620:137:e000::1:20]) by mx.google.com with ESMTP id t185-20020a635fc2000000b004fc21da0340si8330610pgb.129.2023.04.03.03.55.30; Mon, 03 Apr 2023 03:55:42 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b=fGAnFpQP; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=collabora.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231712AbjDCKv2 (ORCPT + 99 others); Mon, 3 Apr 2023 06:51:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40558 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231946AbjDCKvE (ORCPT ); Mon, 3 Apr 2023 06:51:04 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 12D1F8690; Mon, 3 Apr 2023 03:51:04 -0700 (PDT) Received: from localhost (unknown [188.27.34.213]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by madras.collabora.co.uk (Postfix) with ESMTPSA id BD0D16602040; Mon, 3 Apr 2023 11:51:02 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1680519062; bh=97JLXa1qL1Q6tXE1ABA2Qq1JziV8s4pj8cdLUcAzWyc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fGAnFpQPICXfoOONO/XSV8hsItw5JzWd7biiPsvvPzz1ud77H2sO0uf/KgHo5bGiR jiuWRlGZdIf41QPiW7LDytgPTzv1m//aW7160vN9iZFceJP1VOlueBcyFK1kZ5tSbI rr/VlFchlyQXHHo02/gNsFas7tme0//yhZwTqYT2f3Rjw0RAtePB7vMRMaLwa/STkI I9jBXGxPQ7gXsJwGcyWd2eJs/cfoguSfBRbmG7TGzXt0giy7c1mmZ1uhwEt62N4/qj C3KT0BHEbOdXP+3OQhLZFomKC0BjiyhoTisdjBsj2o4wlackXczgoCOKzSi5f/LYPm 4U+SDeM+e3JtQ== From: Cristian Ciocaltea To: Jean Delvare , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Heiko Stuebner Cc: linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, kernel@collabora.com Subject: [PATCH 2/2] arm64: dts: rockchip: rk3588-rock-5b: Add pwm-fan Date: Mon, 3 Apr 2023 13:50:52 +0300 Message-Id: <20230403105052.426135-3-cristian.ciocaltea@collabora.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230403105052.426135-1-cristian.ciocaltea@collabora.com> References: <20230403105052.426135-1-cristian.ciocaltea@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the necessary DT changes for the Rock 5B board to enable support for the PWM controlled heat sink fan. Signed-off-by: Cristian Ciocaltea --- arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts index 95805cb0adfa..bd74d9da2c17 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts @@ -17,6 +17,14 @@ chosen { stdout-path = "serial2:1500000n8"; }; + fan: pwm-fan { + compatible = "pwm-fan"; + cooling-levels = <0 95 145 195 255>; + fan-supply = <&vcc5v0_sys>; + pwms = <&pwm1 0 50000 0>; + #cooling-cells = <2>; + }; + vcc5v0_sys: vcc5v0-sys-regulator { compatible = "regulator-fixed"; regulator-name = "vcc5v0_sys"; @@ -27,6 +35,10 @@ vcc5v0_sys: vcc5v0-sys-regulator { }; }; +&pwm1 { + status = "okay"; +}; + &sdhci { bus-width = <8>; no-sdio; -- 2.40.0