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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 8D953C433DF for ; Mon, 8 Jun 2020 23:43:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 63FFC20659 for ; Mon, 8 Jun 2020 23:43:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591659820; bh=JpyXvZPwGmhcDX7HBvEqn00iZ7V++vRJV0NKykGQJf4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0LcA7/juDABjl6P5BeoG++Bb/zwrYgNrN2T/DTU+oE8rc/mI39/PTUEO0tN76xwDC 3KICslxALlXBjMBXwybjJGZ6iVzQY/whPA/WSGg+lwfERCOltuVr/CyuYbcA0KiX2k 8aS0JOyP1kvyVNKsXeVS2voYIounbasX4mTak5KE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730243AbgFHXnj (ORCPT ); Mon, 8 Jun 2020 19:43:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:55254 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387594AbgFHX1I (ORCPT ); Mon, 8 Jun 2020 19:27:08 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E5E212078D; Mon, 8 Jun 2020 23:27:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591658828; bh=JpyXvZPwGmhcDX7HBvEqn00iZ7V++vRJV0NKykGQJf4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GOPe+DPouTkMogf9DFV/c2fHeFf+WNPF6+pdll2L2mq/McZb0hPqXkknU1U55+18e 6gjcX7zAj/XldOLb73XZxbbexm+3tf+XHqmKAD4fqcAPRZExEyd/1vy26QYnxV+wxX EPP4DNt1xLYpltfD1nfYGZnRHnaIO2Fj5g2q6k5U= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Jitao Shi , Rob Herring , Chun-Kuang Hu , Sasha Levin , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH AUTOSEL 4.9 19/50] dt-bindings: display: mediatek: control dpi pins mode to avoid leakage Date: Mon, 8 Jun 2020 19:26:09 -0400 Message-Id: <20200608232640.3370262-19-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200608232640.3370262-1-sashal@kernel.org> References: <20200608232640.3370262-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jitao Shi [ Upstream commit b0ff9b590733079f7f9453e5976a9dd2630949e3 ] Add property "pinctrl-names" to swap pin mode between gpio and dpi mode. Set the dpi pins to gpio mode and output-low to avoid leakage current when dpi disabled. Acked-by: Rob Herring Signed-off-by: Jitao Shi Signed-off-by: Chun-Kuang Hu Signed-off-by: Sasha Levin --- .../devicetree/bindings/display/mediatek/mediatek,dpi.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt index b6a7e7397b8b..b944fe067188 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt @@ -16,6 +16,9 @@ Required properties: Documentation/devicetree/bindings/graph.txt. This port should be connected to the input port of an attached HDMI or LVDS encoder chip. +Optional properties: +- pinctrl-names: Contain "default" and "sleep". + Example: dpi0: dpi@1401d000 { @@ -26,6 +29,9 @@ dpi0: dpi@1401d000 { <&mmsys CLK_MM_DPI_ENGINE>, <&apmixedsys CLK_APMIXED_TVDPLL>; clock-names = "pixel", "engine", "pll"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&dpi_pin_func>; + pinctrl-1 = <&dpi_pin_idle>; port { dpi0_out: endpoint { -- 2.25.1