From patchwork Tue Oct 25 15:37:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Diogo Ivo X-Patchwork-Id: 618389 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9CD35C38A2D for ; Tue, 25 Oct 2022 15:39:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233355AbiJYPjZ (ORCPT ); Tue, 25 Oct 2022 11:39:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57538 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233296AbiJYPjX (ORCPT ); Tue, 25 Oct 2022 11:39:23 -0400 Received: from smtp1.tecnico.ulisboa.pt (smtp1.tecnico.ulisboa.pt [IPv6:2001:690:2100:1::15]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 61B3C18C431; Tue, 25 Oct 2022 08:39:18 -0700 (PDT) Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp1.tecnico.ulisboa.pt (Postfix) with ESMTP id 1DD286008800; Tue, 25 Oct 2022 16:39:17 +0100 (WEST) X-Virus-Scanned: by amavisd-new-2.11.0 (20160426) (Debian) at tecnico.ulisboa.pt Received: from smtp1.tecnico.ulisboa.pt ([127.0.0.1]) by localhost (smtp1.tecnico.ulisboa.pt [127.0.0.1]) (amavisd-new, port 10025) with LMTP id P3tti42Jko2u; Tue, 25 Oct 2022 16:39:13 +0100 (WEST) Received: from mail1.tecnico.ulisboa.pt (mail1.ist.utl.pt [IPv6:2001:690:2100:1::b3dd:b9ac]) by smtp1.tecnico.ulisboa.pt (Postfix) with ESMTPS id 827FD600880E; Tue, 25 Oct 2022 16:39:13 +0100 (WEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=tecnico.ulisboa.pt; s=mail; t=1666712353; bh=TdKh3E/XenanfAlC8eRJ4MFy4v4lhEiS+bjmvYDecWA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=DFoFdXZQPGg7hCvqp70azEQUKhX8PjoLkb6XiAg/qm2l5UsYJ4y/k9MiKcF/DzzOx VEGAKzABha6nonD1mZqOsX3V//4CDBkb6t3SurJFaz108Md388KQJbCFIFVhxNauA5 WyyforKeAErwW1zf0wWDehMstF1yecDV/Go0egPM= Received: from localhost.localdomain (unknown [89.207.171.77]) (Authenticated sender: ist187313) by mail1.tecnico.ulisboa.pt (Postfix) with ESMTPSA id 1025636007E; Tue, 25 Oct 2022 16:39:01 +0100 (WEST) From: Diogo Ivo Cc: Diogo Ivo , thierry.reding@gmail.com, sam@ravnborg.org, airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, jonathanh@nvidia.com, arnd@arndb.de, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v2 4/4] arm64: dts: smaug: Add display panel node Date: Tue, 25 Oct 2022 16:37:49 +0100 Message-Id: <20221025153746.101278-5-diogo.ivo@tecnico.ulisboa.pt> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221025153746.101278-1-diogo.ivo@tecnico.ulisboa.pt> References: <20221025153746.101278-1-diogo.ivo@tecnico.ulisboa.pt> MIME-Version: 1.0 To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The Google Pixel C has a JDI LPM102A188A display panel. Add a DT node for it. Tested on Pixel C. Signed-off-by: Diogo Ivo --- Changes in v2: - renamed backlight node to a generic name - removed underscores arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts index 84ec4d8b7f10..5db0b25c8d58 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts @@ -31,6 +31,37 @@ memory { }; host1x@50000000 { + dc@54200000 { + status = "okay"; + }; + + dsia: dsi@54300000 { + avdd-dsi-csi-supply = <&vdd_dsi_csi>; + status = "okay"; + + link2: panel@0 { + compatible = "jdi,lpm102a188a"; + reg = <0>; + }; + }; + + dsib: dsi@54400000 { + avdd-dsi-csi-supply = <&vdd_dsi_csi>; + nvidia,ganged-mode = <&dsia>; + status = "okay"; + + link1: panel@0 { + compatible = "jdi,lpm102a188a"; + reg = <0>; + power-supply = <&pplcd_vdd>; + ddi-supply = <&pp1800_lcdio>; + enable-gpios = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>; + link2 = <&link2>; + backlight = <&backlight>; + }; + }; + dpaux: dpaux@545c0000 { status = "okay"; }; @@ -1627,6 +1658,37 @@ nau8825@1a { status = "okay"; }; + backlight: backlight@2c { + compatible = "ti,lp8557"; + reg = <0x2c>; + power-supply = <&pplcd_vdd>; + enable-supply = <&pp1800_lcdio>; + bl-name = "lp8557-backlight"; + dev-ctrl = /bits/ 8 <0x01>; + init-brt = /bits/ 8 <0x80>; + + /* Full scale current, 20mA */ + rom-11h { + rom-addr = /bits/ 8 <0x11>; + rom-val = /bits/ 8 <0x05>; + }; + /* Frequency = 4.9kHz, magic undocumented val */ + rom-12h { + rom-addr = /bits/ 8 <0x12>; + rom-val = /bits/ 8 <0x29>; + }; + /* Boost freq = 1MHz, BComp option = 1 */ + rom-13h { + rom-addr = /bits/ 8 <0x13>; + rom-val = /bits/ 8 <0x03>; + }; + /* 4V OV, 6 output LED string enabled */ + rom-14h { + rom-addr = /bits/ 8 <0x14>; + rom-val = /bits/ 8 <0xbf>; + }; + }; + audio-codec@2d { compatible = "realtek,rt5677"; reg = <0x2d>; @@ -1908,4 +1970,12 @@ usbc_vbus: regulator-usbc-vbus { regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; }; + + vdd_dsi_csi: regulator-vdd-dsi-csi { + compatible = "regulator-fixed"; + regulator-name = "AVDD_DSI_CSI_1V2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + vin-supply = <&pp1200_avdd>; + }; };