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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 D9D70C54E8D for ; Tue, 12 May 2020 01:23:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B4B4C20722 for ; Tue, 12 May 2020 01:23:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="atSBublT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728476AbgELBXA (ORCPT ); Mon, 11 May 2020 21:23:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56742 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728409AbgELBW7 (ORCPT ); Mon, 11 May 2020 21:22:59 -0400 Received: from mail-pf1-x442.google.com (mail-pf1-x442.google.com [IPv6:2607:f8b0:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 61382C05BD09 for ; Mon, 11 May 2020 18:22:59 -0700 (PDT) Received: by mail-pf1-x442.google.com with SMTP id d184so5580507pfd.4 for ; Mon, 11 May 2020 18:22:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=rvNxntDeexCd7VZSGnVRoemTH38Jc+aBjHlUNupdABc=; b=atSBublTcto3epYtRg/c05QtyAez9kHSmO/iI2vtHSUL852U5XYG6lL9rI91Sczfm9 hHwAb1SFlPi0hAdtbcwA1eW0j5JB6cb8JDfo7qB10p5i2XJzOBUS+e1SxSs1qoBlbnXv /ihzDqNEJOFRSR4cE4JSeJQq+dbzFO51Zj3DYji0TapflR6qrRdRiUTXTGcbufd34olp 50dJVZamCy+Hd1GVFUYKJO32EnOKXBvZb29fprkErsxg0byPS4L6Mc1pD4mkbzriYUzd ci/XuL+CfsDz/bcY4jThdLN0w2hIFdgtUoRfEHNws76lzJf0vzwm+t0Ho+bV1OWeZh3s HhvA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=rvNxntDeexCd7VZSGnVRoemTH38Jc+aBjHlUNupdABc=; b=LEc7/cxVBtyIQ4Pp+8CCyBlF+gqzRIMw6Od//M2mdZBEGG8CXAxpYkkbuV9kSb/ARC cKCzKNjkaWXZMYlt9lF8cD3/PvMMLbTH5iFwy7TXSLgqhDmg/kl0wnLgtBc/lpIa8JBj 6Dg/5JNgy+FiSkgKG/M2jbBUuhkJK5fTArS8vIPzNjJSVfzxMpeaOPoGR1LEeG7qKAAH 23m0CVUwXWaBYKX6oGb7BIU0QYVloZpEHyMBZAItL5mYXyH04lqOFoxSC1js9ttEcQn6 hNT4mL5eYCTW2D7+a/pcGgr8+yiIQAgYlDh5MdaqlDiVXvuhKvJyof6mVIWHb3ENd6jS esrA== X-Gm-Message-State: AGi0Puan01u7Yob8y1hdAZvxVSlNvxzNR6/pwDJumTIeqAO5TKfiPsET HPE8g64nnCBswOj1s0Ya5CseCA== X-Google-Smtp-Source: APiQypLn6g4IZcdlvBjSJuJuDl2/3qY5ewye8c0iiWpzkOBNDc6PtG12DjCtqf0G3JBWZY21cS/tsg== X-Received: by 2002:a62:3644:: with SMTP id d65mr18205186pfa.186.1589246578672; Mon, 11 May 2020 18:22:58 -0700 (PDT) Received: from builder.lan (104-188-17-28.lightspeed.sndgca.sbcglobal.net. [104.188.17.28]) by smtp.gmail.com with ESMTPSA id w11sm10245851pfq.100.2020.05.11.18.22.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 May 2020 18:22:57 -0700 (PDT) Date: Mon, 11 May 2020 18:21:23 -0700 From: Bjorn Andersson To: Douglas Anderson Cc: 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, jonas@kwiboo.se, jeffrey.l.hugo@gmail.com, linux-gpio@vger.kernel.org, swboyd@chromium.org, jernej.skrabec@siol.net, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, robdclark@chromium.org, Andy Gross , linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 6/6] arm64: dts: sdm845: Add "no-hpd" to sn65dsi86 on cheza Message-ID: <20200512012123.GC57962@builder.lan> References: <20200507213500.241695-1-dianders@chromium.org> <20200507143354.v5.6.I89df9b6094549b8149aa8b8347f7401c678055b0@changeid> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200507143354.v5.6.I89df9b6094549b8149aa8b8347f7401c678055b0@changeid> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 07 May 14:35 PDT 2020, Douglas Anderson wrote: > 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 Applied this patch for 5.8 in the Qualcomm SoC tree. Regards, Bjorn > --- > > Changes in v5: None > Changes in v4: None > 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>; > -- > 2.26.2.645.ge9eca65c58-goog >