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=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,T_DKIMWL_WL_HIGH,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 9E60BC43219 for ; Thu, 2 May 2019 22:54:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6D0072080C for ; Thu, 2 May 2019 22:54:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="h0wYyVMl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726362AbfEBWy3 (ORCPT ); Thu, 2 May 2019 18:54:29 -0400 Received: from mail-pl1-f194.google.com ([209.85.214.194]:47032 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726299AbfEBWy2 (ORCPT ); Thu, 2 May 2019 18:54:28 -0400 Received: by mail-pl1-f194.google.com with SMTP id bi2so1693213plb.13 for ; Thu, 02 May 2019 15:54:27 -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=P+ZPNiv5B5kytob2vOwdU5pZyvzNXPIUr8ZUKGFUcOY=; b=h0wYyVMluUVAdv1NwQOAAhlwteWpgYwW8HXhS8VG32Z7Lf9yxA4NuF5+A0czBvZzKv lJVcxHPaPYIKXirJmLKL7liFbEaF4geinpGCsaSD7+tuUJ31PO4yA9oJQyZ+bTMX2yqH davXBEyebjxtzyIeeIKbXwcoU9AzTCZef7yaI= 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=P+ZPNiv5B5kytob2vOwdU5pZyvzNXPIUr8ZUKGFUcOY=; b=jDCw76J4sv7yeLWg60ZKjCP1CDr7Xxxw8Ed6UUU5nGzemhCiHDk/fOTVXtYeTIQN2N XfpLCjGhcLISAJGup8XWVY2HAayEoiORdZ/HqtFm4BBSlb0K6r/AxZO7FQaIe0WWLfqS fODr2D8tnLBEMQ9kbLIEsK6AI9Emfu0g//IPvsH8jJveWvnfMfph274YrrcILZw8sTzJ DeeUElzYbUBFa4f8RkQiKFbhb9TbwmVooMHWQfoENccVHRtNee/z1H8lRYYKVPpEQNoV HpqQPBPRfL5vbAuZL1MLeywLh8KUrEPe+aFkM7rhZFxOrSYevvtsbsq12yVGfUKd9LtT ry9g== X-Gm-Message-State: APjAAAXo21UfwbyxVZOse0J2e5A8mnaLVEeQWKYctXHiJKoZY8/Ul+IE h6J6P0iEa5/726nrs4Yd2Hf6Vg== X-Google-Smtp-Source: APXvYqzd5mafem3up8aafRaHi3Cdrlk1qdlgUPk4BmPnowawJNQiWJT3C7hEk3PNUfbliN1Sz4ERKQ== X-Received: by 2002:a17:902:8545:: with SMTP id d5mr6351215plo.198.1556837667556; Thu, 02 May 2019 15:54:27 -0700 (PDT) Received: from tictac2.mtv.corp.google.com ([2620:15c:202:1:24fa:e766:52c9:e3b2]) by smtp.gmail.com with ESMTPSA id v15sm264736pff.105.2019.05.02.15.54.26 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 02 May 2019 15:54:27 -0700 (PDT) From: Douglas Anderson To: Heiko Stuebner , Sandy Huang , Andrzej Hajda , Laurent Pinchart , Rob Herring Cc: linux-rockchip@lists.infradead.org, Neil Armstrong , Mark Rutland , mka@chromium.org, Sean Paul , Douglas Anderson , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 4/5] ARM: dts: rockchip: Add unwedge pinctrl entries for dw_hdmi on rk3288 Date: Thu, 2 May 2019 15:53:35 -0700 Message-Id: <20190502225336.206885-4-dianders@chromium.org> X-Mailer: git-send-email 2.21.0.1020.gf2820cf01a-goog In-Reply-To: <20190502225336.206885-1-dianders@chromium.org> References: <20190502225336.206885-1-dianders@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds the "unwedge" pinctrl entries introduced by a recent dw_hdmi change that can unwedge the dw_hdmi i2c bus in some cases. It's expected that any boards using this would add: pinctrl-names = "default", "unwedge"; pinctrl-0 = <&hdmi_ddc>; pinctrl-1 = <&hdmi_ddc_unwedge>; Note that this isn't added by default because some boards may choose to mux i2c5 for their DDC bus (if that is more tested for them). Signed-off-by: Douglas Anderson --- arch/arm/boot/dts/rk3288.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 74c9517c4f92..eebc04fa1e4d 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -1545,6 +1545,15 @@ rockchip,pins = <7 RK_PC3 2 &pcfg_pull_none>, <7 RK_PC4 2 &pcfg_pull_none>; }; + + hdmi_ddc_unwedge: hdmi-ddc-unwedge { + rockchip,pins = <7 RK_PC3 RK_FUNC_GPIO &pcfg_output_low>, + <7 RK_PC4 2 &pcfg_pull_none>; + }; + }; + + pcfg_output_low: pcfg-output-low { + output-low; }; pcfg_pull_up: pcfg-pull-up { -- 2.21.0.1020.gf2820cf01a-goog