From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm2-f13.google.com (mail-wm2-f13.google.com [74.125.225.141]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BD0DA45040A for ; Thu, 24 Sep 2026 09:06:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.225.141 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790240812; cv=none; b=iBYmx9WSFXYBV84rLmMF7NUptUnUjglcehaR9x9+Il1ZF4yuRPgQFTQF8/rvasgQuODMFX/rUGZM4bfUaP7KfOybhSqN4iNRCZIK7y1GxrxYVL95xVj/jOTGB9qez6JU9jn/yRWWYkFW86XEywiRLAvNTFml1ADt1GOInkohBs8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790240812; c=relaxed/simple; bh=anNYkSzOL/ldKa7FYtAbK0md9biYRMvmXTAW6OSylmc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NtzXD8NP1rtC5r89rUX/RhYWr+4DE4ue1LwfGrNttU4aOnZkSkI69h6zjJQBntYVsjECc07qU5hkTmZJtp3gz7f7J2HnaLpY50HGMyRLZRXmW1/E5uxXXltSb36BN6ezrSJO/h9CNR8MiAsc8BTq4tOz6WNZ4r5owi4/kwcQpfI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=pe0Otnge; arc=none smtp.client-ip=74.125.225.141 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pe0Otnge" Received: by mail-wm2-f13.google.com with SMTP id 5b1f17b1804b1-49e721b5503so16429785e9.0 for ; Thu, 24 Sep 2026 02:06:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1790240809; x=1790845609; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=dcE3ANusGEqiHn+2EcPPA/pUBlIRQYFz5utyR/BkeE4=; b=pe0Otngek76lSgQ0kxTQtqz/dDr526HPZ3RRXuCKr7IiLKQ/qGmTDB59LGsu60O90f hIhx3G7hsPcFthKLcatb0AtbARFokdJTUAThL8DnE9o9Jg1sXcHH7diUBqGoHeqWDkSs iSXQKDRrqy6EVVXpFsYjlhrE/gmM6VsX3xjBuj15EA6wtC4j0caLFUsbmMUnbwyJ+ln8 IPJGhCQvcNjTiEpjHyXf/cdBqKR/yTu4TM3yWxrmuTB/GbSkCC3iKdKjWhxopY2Huw5g KFFQdg7/uWZ+t7FrLfZIHKmmlnFUiwl4YHob/Cw2TNmocARnyHMV+8OdCeWutfISWhUh caKg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790240809; x=1790845609; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=dcE3ANusGEqiHn+2EcPPA/pUBlIRQYFz5utyR/BkeE4=; b=IIId097G2I8SzyZbZNK+z3XkbsrU9bdbwQQIa8ewdXHq+jtCLak7rWr8b077XeEdvz HJrxmuvShQqb0nwATC8ByY9lgGzb2xJHgUTwPaJm0hTeGXJHgjd0Ip27Q57vfwaJxIQE 2+HKWA36PONFd8omE+OCSx8tnmpnDgMKSKC3ShqU/aLd/fy+RVnnPZ3oXj3s1pWKDZbi HLyi2K362/ZKCEKbKIUVUXBteddJwBRYxQkpdpc7kmUW8NlQFtLSqnydCoUleO+4sWaJ gbCd8XYYvXno58oQrwJT0QN8B0VkhrzrpgEPBUzr/cuSrn0pv0Pl9vsuNfm090pYlm9o duSg== X-Forwarded-Encrypted: i=1; AKwUvBzkWSvo8aZ1kNIBVHe0nMOX8m6p6v24dI0xcbGeqy2o7WnwTEtCpK8+44QxkRSaWcPsiwQEndX32W3ziac=@vger.kernel.org X-Gm-Message-State: AFuF++kBEPu2m5TVp8t4VVEyslNe6lMKNdNKsfqG9kpISe36qJzr3A8v xZ5y0qdGPZ/iCoN4X5W83afbl3Df368B3E9y0Ql05m846Ek2B8r3anSL X-Gm-Gg: AYBFou0qKwO9F5b88Oi1wZR00B317bESA0+o87aXlab5sMBV39K0qpscl/zEM2qe2Rn PJAlTvozZLroJF4o118aaEvNNiPzrZAIR7b7YouaKeH2sQVj+QxHUmtgAX0860lQj1c9J7ZtMTT qWUsjoiCRJ5iUG/SOQwUgBojJb6ngn/C/Py9rx4UfiL0kfxn2ML5xwktYWe5XEd+8+zW7MEignx lXrywdTo34s89Y8Y7K40JJq9EWw2msLt93/j0yZmFva9X0p7v2Ty5og4FzZkZw3BpfbNaPx2XeD zwdgg23owukzQwCL3WwoS/PHZ8Cv+cHkOuz1ntrFLMzVnSQo0NK9Kh3qqCIAIj5386k040ZgsXq l4A1kGGR55pV5Dn/mHGcDpzpSyBaowztvd8wRQVBdKPrHR1DJnZYSzFBqy0h7Mv0zqUaGJ2I9X8 2OFfrN0eSvMc9i9lM1kG5MSX8MiHWjXGC5VVhhq+mWrRSbNDEH2f5mjfW+LIb8OzWizLNEcfm3z ZYTVoXOwo/H5iz/Eho= X-Received: by 2002:a05:600c:34d4:b0:499:79b9:e220 with SMTP id 5b1f17b1804b1-49fe66d1279mr28347365e9.10.1790240806879; Thu, 24 Sep 2026 02:06:46 -0700 (PDT) Received: from xeon ([188.163.112.76]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4886877c379sm12875561f8f.29.2026.09.24.02.06.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Sep 2026 02:06:46 -0700 (PDT) From: Svyatoslav Ryhel To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Jonathan Hunter , Svyatoslav Ryhel , Ion Agorria Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 7/7] ARM: tegra: lg-x3: Add backlight LED controller node Date: Thu, 24 Sep 2026 12:06:08 +0300 Message-ID: <20260924090608.28734-8-clamor95@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260924090608.28734-1-clamor95@gmail.com> References: <20260924090608.28734-1-clamor95@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add node for TI LM3533 LED controller used in this device for panel backlight. Signed-off-by: Svyatoslav Ryhel --- arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts | 2 ++ arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts | 2 ++ arch/arm/boot/dts/nvidia/tegra30-lg-x3.dtsi | 24 ++++++++++++++++++++ 3 files changed, 28 insertions(+) diff --git a/arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts b/arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts index d76f9f465ddc6..4560d93ef438a 100644 --- a/arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts +++ b/arch/arm/boot/dts/nvidia/tegra30-lg-p880.dts @@ -179,6 +179,8 @@ panel@1 { vdd-supply = <&vcc_3v0_lcd>; vddio-supply = <&iovcc_1v8_lcd>; + backlight = <&backlight>; + port { panel_input: endpoint { remote-endpoint = <&bridge_output>; diff --git a/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts b/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts index 4ee84f4bd1878..2ace0201a9311 100644 --- a/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts +++ b/arch/arm/boot/dts/nvidia/tegra30-lg-p895.dts @@ -185,6 +185,8 @@ panel@1 { vcc-supply = <&vcc_3v0_lcd>; iovcc-supply = <&iovcc_1v8_lcd>; + backlight = <&backlight>; + port { panel_input: endpoint { remote-endpoint = <&bridge_output>; diff --git a/arch/arm/boot/dts/nvidia/tegra30-lg-x3.dtsi b/arch/arm/boot/dts/nvidia/tegra30-lg-x3.dtsi index bd82a3f7951a4..c86bc4b897675 100644 --- a/arch/arm/boot/dts/nvidia/tegra30-lg-x3.dtsi +++ b/arch/arm/boot/dts/nvidia/tegra30-lg-x3.dtsi @@ -1206,6 +1206,30 @@ rmi4-f11@11 { }; }; + led-controller@36 { + compatible = "ti,lm3533"; + reg = <0x36>; + + enable-gpios = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_HIGH>; + vin-supply = <&vdd_3v3_vbat>; + + ti,boost-ovp-microvolt = <24000000>; + ti,boost-freq-hz = <500000>; + + #address-cells = <1>; + #size-cells = <0>; + + backlight: backlight@0 { + compatible = "ti,lm3533-backlight"; + reg = <0>; + + led-max-microamp = <23400>; + led-sources = <0 1>; + + ti,linear-mapping-mode; + }; + }; + max14526: muic@44 { compatible = "maxim,max14526"; reg = <0x44>; -- 2.53.0