From patchwork Thu Apr 23 16:25:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Doug Anderson X-Patchwork-Id: 207029 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=-9.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 2826AC54FD0 for ; Thu, 23 Apr 2020 16:26:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 00BAF20704 for ; Thu, 23 Apr 2020 16:26:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="DpLPKwlM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729683AbgDWQ0Y (ORCPT ); Thu, 23 Apr 2020 12:26:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33908 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729704AbgDWQ0V (ORCPT ); Thu, 23 Apr 2020 12:26:21 -0400 Received: from mail-pj1-x1044.google.com (mail-pj1-x1044.google.com [IPv6:2607:f8b0:4864:20::1044]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 21C90C09B041 for ; Thu, 23 Apr 2020 09:26:20 -0700 (PDT) Received: by mail-pj1-x1044.google.com with SMTP id a31so836315pje.1 for ; Thu, 23 Apr 2020 09:26:20 -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=Fs+VyUYiQhHLqjr9qU6M46uht+we4DMR37Sq8mHOUJg=; b=DpLPKwlMZsLZnxIioolM8ptTrEbItSx7IHdh1uPs+5fsxWGMGiV+5LduIaSEo0UdUH lfewHcUPuCS2CaHrmBVsSnkGCWg/Y04/Hd85eHRDtEqVH1g+b5xaPV0zWfvc0d0aJOmW t+u2CkySUhgOQJfywp7JUZRfHAv1W7wSiwO2c= 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=Fs+VyUYiQhHLqjr9qU6M46uht+we4DMR37Sq8mHOUJg=; b=ZGpuqX5gRgNeFVC/ZpRftR1MzQ/r68smMsOz3AxqWntNMi3hO4LYBQ49h4w4/9LGa+ zeP9HeJQt4bRD4tEdG1mbdmoAU0YXJvaVKVmxXGXt5h9NeOKUBwz64EgN4Me6Uuva15T VMo9ZH/FVKjd7/LpYRsVzvjd0RIoC9h2TD+k3mmGaTSniniT1ll8tP36z3ucFKwOlgq8 +yq67izsf8S68lZwQbBjCayxAxjkTTq0y/hbjr98qmKM0syt+wreMFbO4kuvCuGNdbDN WDb8WmBPNDSqexxgA7ulxP689R+dfhwzoXICySdJWiBiuCqHEODE4HkQvI9fviCZFsq3 n1jA== X-Gm-Message-State: AGi0PuZDy68hhiFf3FwKX4gkMBNeW7Avu8a+B6zRmNynkr9NAGCkAL1X e7YPPY6CTzy9BOyQ3BEZx8WoQg== X-Google-Smtp-Source: APiQypKJjjilIFJnRl4OpyzS4YRq70Qi1utK3lHOL5ENRwaojLCeKCJCNTxUDY7zc6N7YPo9khOOyw== X-Received: by 2002:a17:90a:f68d:: with SMTP id cl13mr1559548pjb.107.1587659179681; Thu, 23 Apr 2020 09:26:19 -0700 (PDT) Received: from tictac2.mtv.corp.google.com ([2620:15c:202:1:24fa:e766:52c9:e3b2]) by smtp.gmail.com with ESMTPSA id d12sm2841927pfq.36.2020.04.23.09.26.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Apr 2020 09:26:18 -0700 (PDT) From: Douglas Anderson To: linus.walleij@linaro.org, bgolaszewski@baylibre.com, airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org, narmstrong@baylibre.com, a.hajda@samsung.com, Laurent.pinchart@ideasonboard.com, spanda@codeaurora.org Cc: swboyd@chromium.org, devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, jeffrey.l.hugo@gmail.com, dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, robdclark@chromium.org, jernej.skrabec@siol.net, jonas@kwiboo.se, bjorn.andersson@linaro.org, Douglas Anderson , Andy Gross , linux-kernel@vger.kernel.org Subject: [PATCH v3 6/6] arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza Date: Thu, 23 Apr 2020 09:25:48 -0700 Message-Id: <20200423092431.v3.6.I89df9b6094549b8149aa8b8347f7401c678055b0@changeid> X-Mailer: git-send-email 2.26.1.301.g55bc3eb7cb9-goog In-Reply-To: <20200423162548.129661-1-dianders@chromium.org> References: <20200423162548.129661-1-dianders@chromium.org> MIME-Version: 1.0 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org We don't have the HPD line hooked up to the bridge chip. Add it as suggested in the patch ("dt-bindings: drm/bridge: ti-sn65dsi86: Document no-hpd"). NOTE: this patch isn't expected to have any effect but just keeps us cleaner for the future. Currently the driver in Linux just assumes that nobody has HPD hooked up. This change allows us to later implement HPD support in the driver without messing up sdm845-cheza. Signed-off-by: Douglas Anderson Reviewed-by: Stephen Boyd --- Changes in v3: None Changes in v2: - ("arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza") new for v2. arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi index 9070be43a309..5938f8b2aa2f 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi @@ -548,6 +548,8 @@ sn65dsi86_bridge: bridge@2d { clocks = <&rpmhcc RPMH_LN_BB_CLK2>; clock-names = "refclk"; + no-hpd; + ports { #address-cells = <1>; #size-cells = <0>;