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=-8.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 3AABFC432C3 for ; Mon, 25 Nov 2019 06:55:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0DDEC20679 for ; Mon, 25 Nov 2019 06:55:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="p9Gy1z3o" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725823AbfKYGzT (ORCPT ); Mon, 25 Nov 2019 01:55:19 -0500 Received: from hqemgate14.nvidia.com ([216.228.121.143]:6863 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725535AbfKYGzT (ORCPT ); Mon, 25 Nov 2019 01:55:19 -0500 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Sun, 24 Nov 2019 22:55:22 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Sun, 24 Nov 2019 22:55:18 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Sun, 24 Nov 2019 22:55:18 -0800 Received: from [10.25.75.126] (10.124.1.5) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 25 Nov 2019 06:55:14 +0000 Subject: Re: [PATCH 5/6] arm64: tegra: Enable GPIO controllers nodes for P2972-0000 platform To: Thierry Reding CC: , , , , , , , , , , , , , , References: <20191122104505.8986-1-vidyas@nvidia.com> <20191122104505.8986-6-vidyas@nvidia.com> <20191122132007.GC1315704@ulmo> X-Nvconfidentiality: public From: Vidya Sagar Message-ID: <4a09729b-9a77-65a1-645a-a31e6e62ad1e@nvidia.com> Date: Mon, 25 Nov 2019 12:25:11 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.2.1 MIME-Version: 1.0 In-Reply-To: <20191122132007.GC1315704@ulmo> X-Originating-IP: [10.124.1.5] X-ClientProxiedBy: HQMAIL111.nvidia.com (172.20.187.18) To HQMAIL107.nvidia.com (172.20.187.13) Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1574664922; bh=dZm59GUkaOsNMNa4wcA2Fs2VFYZ5cQM3eTAH8Kq6GxM=; h=X-PGP-Universal:Subject:To:CC:References:X-Nvconfidentiality:From: Message-ID:Date:User-Agent:MIME-Version:In-Reply-To: X-Originating-IP:X-ClientProxiedBy:Content-Type:Content-Language: Content-Transfer-Encoding; b=p9Gy1z3oS4qCpf5Tt+L15YV34yFk8wEmfoXyb+rFiEH4jEhMeHhmJvGHEHbDBAsQw 3NA5vl4A/ygey/Upu97VRWgQ8ZiBIgf3OyivONITooLQNn9a4Rj/hQC+MP58jB7006 5nGE2GqsGojSNTHYaMKIEOLE9+unATmsTPiImhFy72dipKgv9MXbi05ZuIOJEfZeXL O8L0TnveJLRxVYO+idQs3lJCrQyJqvREKgVdI2CEwWvmWBQUNvZQrHec2LzXEGzMBh bBBbgykMn4OequUElLaktRwlQkI04NglDMbjjImyKkDf9S5dbGAYLBDl49ADKFL+Tq VZz/aCcO12GDQ== Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 11/22/2019 6:50 PM, Thierry Reding wrote: > On Fri, Nov 22, 2019 at 04:15:04PM +0530, Vidya Sagar wrote: >> Enable GPIO controllers nodes for P2972-0000 platform which are required >> by other controllers in the SoC for example when PCIe C5 controller >> operates in endpoint mode. >> >> Signed-off-by: Vidya Sagar >> --- >> arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts | 8 ++++++++ >> 1 file changed, 8 insertions(+) > > The GPIO controllers are enabled by default, so there's no need to > explicitly enable them. Yup. I'll remove this patch. Since I didn't see 'status' entry in GPIO nodes in tegra194.dtsi file, I thought it means 'disabled'. But, contrary to my understanding, absence of 'status' entry seems to mean 'okay'. - Vidya Sagar > > Thierry > >> >> diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts >> index 353a6a22196d..7eb64b816e08 100644 >> --- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts >> +++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts >> @@ -37,6 +37,14 @@ >> status = "okay"; >> }; >> >> + gpio@2200000 { >> + status = "okay"; >> + }; >> + >> + gpio@c2f0000 { >> + status = "okay"; >> + }; >> + >> pwm@c340000 { >> status = "okay"; >> }; >> -- >> 2.17.1 >>