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=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 09772C64995 for ; Mon, 19 Jul 2021 17:35:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E97A16112D for ; Mon, 19 Jul 2021 17:35:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358353AbhGSQxC (ORCPT ); Mon, 19 Jul 2021 12:53:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:40694 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347990AbhGSPX7 (ORCPT ); Mon, 19 Jul 2021 11:23:59 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 852E16128E; Mon, 19 Jul 2021 16:00:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626710420; bh=CqSn37A0mEvfsbRFxJgwwff0raFkcrKahWhhKEaD7UE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ik5SfVnl7POKtr4KuwFqESCQJBnfrSNFt6STO3EGo4So2hMvAnlxAS5QPu33fTRy+ r0S6LP/6+ZLVFVdAbmFs7tUcbdzeFjaPx9zmEZARKcVhC6dlBNrr9FKsBhW8sLun8X CYeE71oITG/hB0+bXtbRYf9lRhK6ZajcoZNKdpm0= 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 5.10 208/243] arm64: dts: qcom: trogdor: Add no-hpd to DSI bridge node Date: Mon, 19 Jul 2021 16:53:57 +0200 Message-Id: <20210719144947.643324764@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210719144940.904087935@linuxfoundation.org> References: <20210719144940.904087935@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: linux-kernel@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 bf875589d364..5b2a616c6257 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi @@ -622,6 +622,8 @@ 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