From patchwork Mon Aug 26 07:31:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 11114183 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A38051398 for ; Mon, 26 Aug 2019 07:33:02 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7F5FB2087E for ; Mon, 26 Aug 2019 07:33:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="WfIpc7a6"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="JtAXxIZR" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7F5FB2087E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rmg2j2K2bqk0ed6EHs03SaHDhHx16tfeeHAN1yaDd+M=; b=WfIpc7a6Vz3Umj gSg4I9v19bQyg6ozKLODuqba98HeCJY5W+LzGbQrpZvrTfx9DE5AjD3qM4T1e2J00Hvj4+oaChsEM I61RI6UMNfB0ihQVVPZ1yoHYWv6DEBCSoaI3vlHwuyyquox4yUjahl39NzfpYjJmxjcvQv2+zlSH+ +PYnNg+T/Kl14uYW/rKndpqfot4j6eAN8zvxfm6PHXZL/Vf43opjN9FG5P9Jvbu0cJZs+fHdHNLbD 0ASv/aZmgt4QDTYkqnh8EiySyxpZQfqTiVOM+ZUp50Qzj+6G8UNpcBKyNvRyJxlIJkSIDWgVG6pQJ ctI/ZOZRDpm6qI30riiw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i29Ur-0006E4-3j; Mon, 26 Aug 2019 07:33:01 +0000 Received: from hqemgate15.nvidia.com ([216.228.121.64]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i29U9-0005g4-MR for linux-arm-kernel@lists.infradead.org; Mon, 26 Aug 2019 07:32:21 +0000 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate15.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Mon, 26 Aug 2019 00:32:19 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Mon, 26 Aug 2019 00:32:17 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Mon, 26 Aug 2019 00:32:17 -0700 Received: from HQMAIL111.nvidia.com (172.20.187.18) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 26 Aug 2019 07:32:17 +0000 Received: from HQMAIL111.nvidia.com (172.20.187.18) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 26 Aug 2019 07:32:16 +0000 Received: from hqnvemgw01.nvidia.com (172.20.150.20) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Mon, 26 Aug 2019 07:32:16 +0000 Received: from vidyas-desktop.nvidia.com (Not Verified[10.24.37.38]) by hqnvemgw01.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Mon, 26 Aug 2019 00:32:16 -0700 From: Vidya Sagar To: , , , , Subject: [PATCH 4/6] dt-bindings: PCI: tegra: Add PCIe slot supplies regulator entries Date: Mon, 26 Aug 2019 13:01:41 +0530 Message-ID: <20190826073143.4582-5-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190826073143.4582-1-vidyas@nvidia.com> References: <20190826073143.4582-1-vidyas@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1566804739; bh=THHme64xuMDnn8JFy08KngJ0DOWHH0RnZQtdKa8+w6g=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=JtAXxIZR2KbkHKUcheNVSeiuAfqWRf9MjLWqtWgMhPuejB4t8raw40whvOtK3jnz1 EEXKiHfzRjpgCe8+8bJvP78CsdfyGMxO6M20IFl660MwEFombTqoskI/oZdvTtmw5o 3+XHJS1hO2Beu21th7soTJmglXifzUw/cOT9F5aOo/EwWGbV5w8j20kGEKEToJwogi QQdZJl8jccQSCzFrf9zaVb0AwoCG/18w+6e93TlKIE10dObmeFQs4g5fiGZ2N+I3he Z/Ikp1nmGQooTBQ/1VzfHEDY2rtXzOWx+rMTHIsF/BgGBGS+fnV4iLVr9bv1LjPMfb hdf1Iz+2510jQ== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190826_003217_971781_90BD3062 X-CRM114-Status: UNSURE ( 7.28 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [216.228.121.64 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, mmaddireddy@nvidia.com, kthota@nvidia.com, gustavo.pimentel@synopsys.com, vidyas@nvidia.com, linux-kernel@vger.kernel.org, mperttunen@nvidia.com, linux-pci@vger.kernel.org, linux-tegra@vger.kernel.org, digetx@gmail.com, kishon@ti.com, linux-arm-kernel@lists.infradead.org, sagar.tv@gmail.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add optional bindings "vpcie3v3-supply" and "vpcie12v-supply" to describe regulators of a PCIe slot's supplies 3.3V and 12V provided the platform is designed to have regulator controlled slot supplies. Signed-off-by: Vidya Sagar --- .../devicetree/bindings/pci/nvidia,tegra194-pcie.txt | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.txt b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.txt index 0ac1b867ac24..b739f92da58e 100644 --- a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.txt +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.txt @@ -104,6 +104,12 @@ Optional properties: specified in microseconds - nvidia,aspm-l0s-entrance-latency-us: ASPM L0s entrance latency to be specified in microseconds +- vpcie3v3-supply: A phandle to the regulator node that supplies 3.3V to the slot + if the platform has one such slot. (Ex:- x16 slot owned by C5 controller + in p2972-0000 platform). +- vpcie12v-supply: A phandle to the regulator node that supplies 12V to the slot + if the platform has one such slot. (Ex:- x16 slot owned by C5 controller + in p2972-0000 platform). Examples: ========= @@ -156,6 +162,8 @@ Tegra194: 0xc2000000 0x18 0x00000000 0x18 0x00000000 0x4 0x00000000>; /* prefetchable memory (16GB) */ vddio-pex-ctl-supply = <&vdd_1v8ao>; + vpcie3v3-supply = <&vdd_3v3_pcie>; + vpcie12v-supply = <&vdd_12v_pcie>; phys = <&p2u_hsio_2>, <&p2u_hsio_3>, <&p2u_hsio_4>, <&p2u_hsio_5>;