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 X-Spam-Level: X-Spam-Status: No, score=-19.0 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 DAEA6C47082 for ; Mon, 7 Jun 2021 17:07:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C63D061078 for ; Mon, 7 Jun 2021 17:07:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231830AbhFGRJc (ORCPT ); Mon, 7 Jun 2021 13:09:32 -0400 Received: from mail-pg1-f172.google.com ([209.85.215.172]:40947 "EHLO mail-pg1-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231721AbhFGRJb (ORCPT ); Mon, 7 Jun 2021 13:09:31 -0400 Received: by mail-pg1-f172.google.com with SMTP id j12so14300102pgh.7 for ; Mon, 07 Jun 2021 10:07:30 -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=wKbk17m+yRiqrp8oW9bJSr2UykFdXfcHhiqIPzfS2qI=; b=d7uRiZFiVdHNBDp2qM1GV2qvC8tUScUp4gQqpHiZHXNee8gRa/eAc4xiuA9dx93pFr QOiJLnTOHlCOM5wbiTgfPH6ytHol9+kEJug/yedPbuegsMS8kLc4Vx0/w/FDNaGsGRST 1ylMolobN5or1ag0U0WYOWfgeGpYnzKuQdi3E= 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=wKbk17m+yRiqrp8oW9bJSr2UykFdXfcHhiqIPzfS2qI=; b=OIqzN6D3rvZnjAGLRq/RU0A9j3IsQq5xso3/NFTzCvcpGOjKKJ6BV7Xs7LJBV4L6EL 5ziMH4YPjK/ekG2WRXJp2MMqPT4EEKG+gbUaX5vC8iGutqoXJVkCR4lPyN0P8tvNfVdE 3JazYUzHq2v0Gx97rx1yEOhQOJ5mqydj9amyjO7M2ETKxAduxY8HQK90GnE2RO6gJeTv TzeRNBOONtwC9N0YMYRFxSKcWhgB4uCKhRkIL6mkO6FQ2GOmP/k+HgV53A3RNEJEbUtR 8nx/rlZGZtbEy0bHJxRngTTcdH90WqJbSJLvhMFjylIqBUu7lTmzMsbCO5NOKheik7AS tUHA== X-Gm-Message-State: AOAM531QmEPBSd9rzB0QwONGTCLMfQPaEo4rZY6CnBAcgEPI3xRNqLvX F87X8MXV0coyz1+ZA1uFxSJKSQ== X-Google-Smtp-Source: ABdhPJxEW50WvoFT9KK67OmVwM2Mr1eVymTaJSsTsWnsiAx1vJIlqoWz/EV/BWZ999GsFg+jutEjjg== X-Received: by 2002:a63:5504:: with SMTP id j4mr18814384pgb.238.1623085590332; Mon, 07 Jun 2021 10:06:30 -0700 (PDT) Received: from tictac2.mtv.corp.google.com ([2620:15c:202:201:f656:ffce:6348:a42a]) by smtp.gmail.com with ESMTPSA id fs24sm12897639pjb.6.2021.06.07.10.06.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Jun 2021 10:06:29 -0700 (PDT) From: Douglas Anderson To: Andrzej Hajda , Neil Armstrong , Laurent Pinchart , Jonas Karlman , Sam Ravnborg Cc: Linus W , robdclark@chromium.org, Maarten Lankhorst , Stanislav Lisovskiy , Steev Klimaszewski , linux-arm-msm@vger.kernel.org, Bjorn Andersson , Thierry Reding , Lyude Paul , dri-devel@lists.freedesktop.org, Stephen Boyd , Douglas Anderson , Andy Gross , Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v9 11/11] arm64: dts: qcom: sc7180-trogdor: Move panel under the bridge chip Date: Mon, 7 Jun 2021 10:05:55 -0700 Message-Id: <20210607100234.v9.11.Ibdb7735fb1844561b902252215a69526a14f9abd@changeid> X-Mailer: git-send-email 2.32.0.rc1.229.g3e70b5a671-goog In-Reply-To: <20210607170555.4006050-1-dianders@chromium.org> References: <20210607170555.4006050-1-dianders@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@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 --- (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>; + }; + }; + }; + }; }; }; -- 2.32.0.rc1.229.g3e70b5a671-goog