From patchwork Fri Jun 11 17:17:47 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Doug Anderson X-Patchwork-Id: 458634 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 71E63C48BE0 for ; Fri, 11 Jun 2021 17:19:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 581E9613CF for ; Fri, 11 Jun 2021 17:19:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231679AbhFKRVm (ORCPT ); Fri, 11 Jun 2021 13:21:42 -0400 Received: from mail-pf1-f172.google.com ([209.85.210.172]:33707 "EHLO mail-pf1-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231698AbhFKRVa (ORCPT ); Fri, 11 Jun 2021 13:21:30 -0400 Received: by mail-pf1-f172.google.com with SMTP id p13so5005170pfw.0 for ; Fri, 11 Jun 2021 10:19:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=lm8f+cgoTyoMv6LojWG+q+HbbYy9bIevpHmIO6bhvFQ=; b=SONsjUgaSCpjesoP57Duff7/N9FbooF+6xHaFm2/6+0js4J+/5pRap7OlmmS6K14OC ALyszZdGFo6vkpx671CpBwRK1M+sBHUkQdLVLzPPpK5eTOW5eAKNSvFxiZfAoJwAv/Da YdS1mTEgZqaSZIr66gQ04l0kBwMxoaGE4mjA4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=lm8f+cgoTyoMv6LojWG+q+HbbYy9bIevpHmIO6bhvFQ=; b=cgQQ10nK7QlfFJYg+LRn2FopNQgQLKOJl7gx2XLSFYTddZ21kuyLjA0duUrNnkJiCk IPNJhwTPO8KR35NNCCwIY3p3DVxt8XKpsNX7XFYApqCsseJ+viy6TZOehkFTuCfUHZqL otxH6j2naim+UU66UpN7O5O83Sq6FVvaThAXV97rcVnh7w7I//97dH7LS3lqZF18nri6 QUkNtOuA+jCGKnXSaTMfPAYXs8MfJhADqVIvRJ3q7+GEDy/fpnBCf2eT3ot7KBzKdMp8 Nwibyw2xjNfK3/HRtpO6WyVerd2FfpJzyn2BM/z3hG9Md6HniOn1nXhUHx7IbH5wGzwG Ud3w== X-Gm-Message-State: AOAM532ftfCo8CF1L7rIvpEN8h7OSuqmw8tnFz6o3hVPZ5jbS4CyKV+K qXbyR5Jdog6AYzwP27u3RmOL3g== X-Google-Smtp-Source: ABdhPJwxVBdz4VSd37xZGkjqd3eRlnc19a2QDpFiFB3/GkJaeo2YWCuLiYi8i0v5Gh0sqIcBFVsV3w== X-Received: by 2002:a63:3145:: with SMTP id x66mr4629677pgx.117.1623431903362; Fri, 11 Jun 2021 10:18:23 -0700 (PDT) Received: from tictac2.mtv.corp.google.com ([2620:15c:202:201:4128:5428:5cd0:cfa5]) by smtp.gmail.com with ESMTPSA id f17sm5837850pgm.37.2021.06.11.10.18.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Jun 2021 10:18:23 -0700 (PDT) From: Douglas Anderson To: Andrzej Hajda , Neil Armstrong , Laurent Pinchart , Jonas Karlman , Sam Ravnborg Cc: Maarten Lankhorst , linux-arm-msm@vger.kernel.org, Bjorn Andersson , Thierry Reding , Stanislav Lisovskiy , Lyude Paul , Stephen Boyd , Steev Klimaszewski , Linus W , robdclark@chromium.org, dri-devel@lists.freedesktop.org, Douglas Anderson , Andy Gross , Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v10 11/11] arm64: dts: qcom: sc7180-trogdor: Move panel under the bridge chip Date: Fri, 11 Jun 2021 10:17:47 -0700 Message-Id: <20210611101711.v10.11.Ibdb7735fb1844561b902252215a69526a14f9abd@changeid> X-Mailer: git-send-email 2.32.0.272.g935e593368-goog In-Reply-To: <20210611171747.1263039-1-dianders@chromium.org> References: <20210611171747.1263039-1-dianders@chromium.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Putting the panel under the bridge chip (under the aux-bus node) allows the panel driver to get access to the DP AUX bus, enabling all sorts of fabulous new features. While we're at this, get rid of a level of hierarchy for the panel node. It doesn't need "ports / port" and can just have a "port" child. For Linux, this patch has a hard requirement on the patches adding DP AUX bus support to the ti-sn65dsi86 bridge chip driver. See the patch ("drm/bridge: ti-sn65dsi86: Add support for the DP AUX bus"). Signed-off-by: Douglas Anderson Acked-by: Linus Walleij Acked-by: Bjorn Andersson --- (no changes since v7) Changes in v7: - Panel now under bridge chip instead of getting a link to ddc-i2c arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 30 ++++++++++---------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi index 24d293ef56d7..c76afd857b54 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi @@ -260,21 +260,6 @@ max98357a: audio-codec-0 { #sound-dai-cells = <0>; }; - panel: panel { - /* Compatible will be filled in per-board */ - power-supply = <&pp3300_dx_edp>; - backlight = <&backlight>; - hpd-gpios = <&sn65dsi86_bridge 2 GPIO_ACTIVE_HIGH>; - - ports { - port { - panel_in_edp: endpoint { - remote-endpoint = <&sn65dsi86_out>; - }; - }; - }; - }; - pwmleds { compatible = "pwm-leds"; keyboard_backlight: keyboard-backlight { @@ -674,6 +659,21 @@ sn65dsi86_out: endpoint { }; }; }; + + aux-bus { + panel: panel { + /* Compatible will be filled in per-board */ + power-supply = <&pp3300_dx_edp>; + backlight = <&backlight>; + hpd-gpios = <&sn65dsi86_bridge 2 GPIO_ACTIVE_HIGH>; + + port { + panel_in_edp: endpoint { + remote-endpoint = <&sn65dsi86_out>; + }; + }; + }; + }; }; };