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=-20.2 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=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 0BC71C07E95 for ; Mon, 19 Jul 2021 16:37:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D57CE6135F for ; Mon, 19 Jul 2021 16:37:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239650AbhGSPzY (ORCPT ); Mon, 19 Jul 2021 11:55:24 -0400 Received: from mail.kernel.org ([198.145.29.99]:49522 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347968AbhGSPss (ORCPT ); Mon, 19 Jul 2021 11:48:48 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 745386141D; Mon, 19 Jul 2021 16:28:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626712093; bh=ocivvAtplwXi538HbZeZmEq+ix3HLt+w2bWvWvT5HF4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dTqIrYpR3wUmUTEdyhWOTdXwNk5cJ0o+53L1SRLHEgByq5q1fwTfmWM3zTm2pfOCC s0wgc2eJphmzd9wSif2IX7fTm8Y2lDPYgSPf0+6Eo3+jqMLueSm4RIP66t96UfkSg0 BI1Ck2ttokImbwAXNaTspjz4fsCbAnUaMw2DTFnU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Laurent Pinchart , Douglas Anderson , Laurent Pinchart , Stephen Boyd , Bjorn Andersson , Sasha Levin Subject: [PATCH 5.12 247/292] arm64: dts: qcom: trogdor: Add no-hpd to DSI bridge node Date: Mon, 19 Jul 2021 16:55:09 +0200 Message-Id: <20210719144951.071459795@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210719144942.514164272@linuxfoundation.org> References: <20210719144942.514164272@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Stephen Boyd [ Upstream commit 5f551b5ce55575b14c26933fe9b49365ea246b3d ] We should indicate that we're not using the HPD pin on this device, per the binding document. Otherwise if code in the future wants to enable HPD in the bridge when this property is absent we'll be wasting power powering hpd when we don't use it on trogdor boards. We didn't notice this before because the kernel driver blindly disables hpd, but that won't be true for much longer. Reviewed-by: Laurent Pinchart Reviewed-by: Douglas Anderson Cc: Laurent Pinchart Cc: Douglas Anderson Fixes: 7ec3e67307f8 ("arm64: dts: qcom: sc7180-trogdor: add initial trogdor and lazor dt") Signed-off-by: Stephen Boyd Link: https://lore.kernel.org/r/20210324025534.1837405-1-swboyd@chromium.org Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi index b8f7cf5cbdab..96914a307ba1 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi @@ -597,6 +597,8 @@ edp_brij_i2c: &i2c2 { clocks = <&rpmhcc RPMH_LN_BB_CLK3>; clock-names = "refclk"; + no-hpd; + ports { #address-cells = <1>; #size-cells = <0>; -- 2.30.2