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 2450EC12002 for ; Mon, 19 Jul 2021 16:22:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0FB22613EB for ; Mon, 19 Jul 2021 16:22:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347707AbhGSPlq (ORCPT ); Mon, 19 Jul 2021 11:41:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:59810 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348836AbhGSPfd (ORCPT ); Mon, 19 Jul 2021 11:35:33 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6E60A611C1; Mon, 19 Jul 2021 16:14:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626711295; bh=hQKG8WzU/ImgcyAEnpgRlL+LMrb0OIqB7/JE9LOKuEc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1kOq0rH82sG7m8gityI37T/XU7IubiOGw/L4TcsNkjScyUsyYIPTKKWR61l4jnBAG 4ty/BICWFG5XJ3gRmXisUWiOVXZkWeq7uMWtz8glos3ydAWAnG/nkwydpfg/wZ51zo 3s9oVqXOcFko5oOESAZlBffIbMCiZTVo8Knbsh/0= 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 5.13 300/351] arm64: dts: qcom: trogdor: Add no-hpd to DSI bridge node Date: Mon, 19 Jul 2021 16:54:06 +0200 Message-Id: <20210719144954.981249480@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210719144944.537151528@linuxfoundation.org> References: <20210719144944.537151528@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 24d293ef56d7..74d15789ce9a 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi @@ -655,6 +655,8 @@ 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