From mboxrd@z Thu Jan 1 00:00:00 1970 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 8871CCD4F35 for ; Wed, 13 May 2026 10:44:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To: References:Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version: Subject:Date:From:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=p7vfilyN7JRkYppcEdLbkM+WwTn5eActEOggTfymGRQ=; b=x17DNYXRyf+Qg0UW+RPlbyNK5E Eiecr48UXYpYDSgPfcprR+pKsufgG8Kjc2OrZq1Y8bWS8Pndkm2y6I+Z51RR4Db/upHjevl9w6Pzf xSeVHKo7LuOCm6A4JDkabsczXwPOhTopkGoLZvnZZlULINqL+IGYsFWaTZmi/0l7YQVS5YsP5I7DN LlL3R5Eq6VL1+EgK4NiE8oplKrqojBd1ncl7atFSFYnPt9IulG3zKFuNA34alUQB01Saru//JKsfa zfE7mgPnZrRxlEyLGXJqA61pnUuDcT9drpb+1BaWOd6P9fKZHPF7czifX55UhyaeGj/b/OzIjhbBu LrMTSeLA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wN74x-00000002Ecy-2fuT; Wed, 13 May 2026 10:44:39 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wN74s-00000002EUs-1mDr; Wed, 13 May 2026 10:44:34 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Reply-To:Cc:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Sender:Content-ID:Content-Description; bh=p7vfilyN7JRkYppcEdLbkM+WwTn5eActEOggTfymGRQ=; b=hZ11ZoD5uZ5Mi+Kdv+wAXX5rsa 4Z4lOPw0jklR+VT49efaDoYKul8oRLaOvebFljqnUdvspeu9dw6kgXTotQ/ilBX3L+g+/AcCYHMad lIafjs7xrZBmMLns353W0cc3TOfQm2kf/Mcb0UYx2UvpZFxOYfSIAJRtYjR3DzGqLZYn51+rL98yV 0NZVSuU6V8OmyvS/a3j+AGr0k8ZfDuq7WsR6Wv10s/Vgn+uxqCxj6+47PhLmASwKFQrr2Iu5ai2Wv M6DWxd5Qj4z/SANgPMphIajJzgB78OMjyPoguR3RdZVKXENfyqvio6kxI6xUWP5PlG6h5KP4QkD5O NhZzMgKw==; Received: from sea.source.kernel.org ([172.234.252.31]) by desiato.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wN74n-0000000HBNj-1VfM; Wed, 13 May 2026 10:44:33 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 601AD443CA; Wed, 13 May 2026 10:44:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 3C7E5C2BCB8; Wed, 13 May 2026 10:44:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778669066; bh=AVnCN6kymER6wy+4kacjuFr2lYcaGoCedkDJ0zolop0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=UkTtBFwhz5qvnpqKSbhXOQT6p5elGLeyJCNRsQNpheaIJAKTLtDyhjXtshr3Kl4GH o79RM8utGGbZ5LmoH1F0PyOn3VztjK3i0bARlEGb1WyrMk6twcLcYs5FBQKy1gK9RZ GwtZ3DKuJ9JwYAxyR20i/6xWn06uxMdTwTd21VyGQcxzhFgkaUi4sLyNZ79N8BOuaW MaWP5jFZ5hMPA2pC9nrqWVMzFVH7C7fch2ph9pKMZ+4s99WBN+QvDEferElsOpEeaM Wtal+I4e32gujlIBaY1x5VHJ5dobFi7q69WNlJ6Tl904DGftdycOioBr7m/vAr9Nua OMX7a+f2/mUKw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32A51CD4F24; Wed, 13 May 2026 10:44:26 +0000 (UTC) From: Ronald Claveau via B4 Relay Date: Wed, 13 May 2026 12:43:55 +0200 Subject: [PATCH v2 3/3] arm64: dts: amlogic: t7: khadas-vim4: add PWM-driven status LED MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260513-add-kvim4-sysled-v2-3-3ec9779e8875@aliel.fr> References: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> In-Reply-To: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1280; i=linux-kernel-dev@aliel.fr; h=from:subject:message-id; bh=2xdbcwmGmHmxRvinJQMTjDVB63/BF5fZ22AOjpf30NU=; b=owGbwMvMwCWm1SvKXP3cUInxtFoSQxZLGAe/2O2a+3P475ob7pLlVj5TH3PE96Vip/GKqam2/ LtVTP53lLIwiHExyIopsvTPtTzx7vLRM1/3qKfAzGFlAhnCwMUpABOxZWb4H8rz9ZbCD4fdmnPv fm6YeX9D6AqvSVOr/7fvWzMjwq193XuG/26NkW8q47RFz+RJuS00FPyzrT+VY/eZGWc3+OzWeFQ 3lR0A X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openpgp; fpr=DFD863F61375BF917F0012173953305EF1D0EC3E X-Endpoint-Received: by B4 Relay for linux-kernel-dev@aliel.fr/default with auth_id=744 X-Original-From: Ronald Claveau X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260513_114430_392034_33CC814F X-CRM114-Status: UNSURE ( 8.45 ) X-CRM114-Notice: Please train this message. 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: , Reply-To: linux-kernel-dev@aliel.fr Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Ronald Claveau The VIM4 board exposes a status LED wired to the PWM_AO_C_D output. Enable the pwm_ao_cd controller with its pinmux, and declare a pwm-leds node with a heartbeat trigger. Signed-off-by: Ronald Claveau --- .../boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts index fd1b983354a01..c41525a34b721 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts @@ -53,6 +53,16 @@ dc_in: regulator-dc-in { regulator-always-on; }; + pwm-leds { + compatible = "pwm-leds"; + + status { + linux,default-trigger="heartbeat"; + max-brightness = <255>; + pwms = <&pwm_ao_cd 0 30040 0>; + }; + }; + sd_3v3: regulator-sdcard-3v3 { compatible = "regulator-fixed"; regulator-name = "SD_3V3"; @@ -163,6 +173,12 @@ &pwm_ab { pinctrl-names = "default"; }; +&pwm_ao_cd { + status = "okay"; + pinctrl-0 = <&pwm_ao_c_d_pins>; + pinctrl-names = "default"; +}; + /* SDIO */ &sd_emmc_a { status = "okay"; -- 2.49.0