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[2620:137:e000::1:20]) by mx.google.com with ESMTP id a23-20020a1709063e9700b008d78cb027b7si10995668ejj.667.2023.04.04.10.59.22; Tue, 04 Apr 2023 10:59:46 -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=nYFqgjzb; 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 S235833AbjDDRij (ORCPT + 99 others); Tue, 4 Apr 2023 13:38:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235968AbjDDRie (ORCPT ); Tue, 4 Apr 2023 13:38:34 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 87288170F; Tue, 4 Apr 2023 10:38:18 -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 A41E066031A5; Tue, 4 Apr 2023 18:38:16 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1680629896; bh=cdstoqxPWhvdMsWzWtAKva88nlEDFRiEFVi8qwXMjAU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nYFqgjzbtVADmMDipQDLIWdBpljOVNzX7Fk98T1+e8lpapf8vF8wgOiigtzGypbV+ SlM2wdOdpVb8aMPc9oZJns3JnBAHe3ZCSSnawHxALbmqOq3mkzadja0aPv0mknHq++ YXSie0py3d+cawXuTN1FONSHJ9/ltew/qNAkIyOSl5mReTuM7h1dawamDx2l01Ssj9 wD8UPnjraiSuud/1diImJTIamTnnViCHsCriBoFxWZrJ/JdOv9hJYXUPpTZ2jRIDB9 /ppbe6PYMYJXe7uY0WEiSgFzVBQf7+ze5vEHDnUFzvqbOf8bMH1UZqlE2jfs5bHWM0 i7HLrgnj27xyA== 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, Christopher Obbard Subject: [PATCH v2 2/2] arm64: dts: rockchip: rk3588-rock-5b: Add pwm-fan Date: Tue, 4 Apr 2023 20:38:07 +0300 Message-Id: <20230404173807.490520-3-cristian.ciocaltea@collabora.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230404173807.490520-1-cristian.ciocaltea@collabora.com> References: <20230404173807.490520-1-cristian.ciocaltea@collabora.com> MIME-Version: 1.0 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1762269527129262028?= X-GMAIL-MSGID: =?utf-8?q?1762269527129262028?= 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 Reviewed-by: Christopher Obbard --- 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;