From patchwork Tue Apr 23 09:28:20 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manikanta Maddireddy X-Patchwork-Id: 1089264 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=nvidia.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=nvidia.com header.i=@nvidia.com header.b="KHGcVzUd"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44pJ8t1tDhz9sNs for ; Tue, 23 Apr 2019 19:30:54 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726304AbfDWJaw (ORCPT ); Tue, 23 Apr 2019 05:30:52 -0400 Received: from hqemgate14.nvidia.com ([216.228.121.143]:8007 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726204AbfDWJaw (ORCPT ); Tue, 23 Apr 2019 05:30:52 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Tue, 23 Apr 2019 02:30:57 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Tue, 23 Apr 2019 02:30:51 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 23 Apr 2019 02:30:51 -0700 Received: from HQMAIL103.nvidia.com (172.20.187.11) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 23 Apr 2019 09:30:51 +0000 Received: from manikanta-bm2.nvidia.com (172.20.13.39) by HQMAIL.nvidia.com (172.20.187.11) with Microsoft SMTP Server id 15.0.1473.3 via Frontend Transport; Tue, 23 Apr 2019 09:30:48 +0000 From: Manikanta Maddireddy To: , , , , , , CC: , , , Manikanta Maddireddy Subject: [PATCH V2 23/28] dt-bindings: pci: tegra: Document PCIe DPD pinctrl optional prop Date: Tue, 23 Apr 2019 14:58:20 +0530 Message-ID: <20190423092825.759-24-mmaddireddy@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190423092825.759-1-mmaddireddy@nvidia.com> References: <20190423092825.759-1-mmaddireddy@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=1556011857; bh=Teql65wpz7JHVkNFzdKW5gExOlV39b72Jso7GRh4l8w=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=KHGcVzUdQFRucrqy6387SCyf8HQ0xkXkK7KKTRitSc+1hccafHRJDfRaZC5c1fLAj 1XwQKH/rAbKY6GV9oJ3gEeI4oQ62rr7R8f/51WgmY9goLNyzbDd39d9q4uPhof3OQg LDpGoFNXZ13NQ607l2Y5f1CPS8+fIiRSy7BA3Lvyu08enfwp8N+QqtXnmsQkfZ1lYb uQ2LXjeOfmJz4kzDkRYXmpHDG9DKMvOMLSjyYxmdFYaVE2kul4QKCWMyO3opmfjG1L Xnnup5DiZ5unVMj7VLwHq0xSBYZYJ8gm9r1VOpycu/CzX5smypup7MPqlyzKtShbzz B470aI/VyKyJQ== Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Document PCIe DPD pinctrl optional property to put PEX clk & BIAS pads in low power mode. Signed-off-by: Manikanta Maddireddy Reviewed-by: Rob Herring Acked-by: Thierry Reding --- V2: Using standard pinctrl names, default and idle .../devicetree/bindings/pci/nvidia,tegra20-pcie.txt | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt index 145a4f04194f..7939bca47861 100644 --- a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt @@ -65,6 +65,14 @@ Required properties: - afi - pcie_x +Optional properties: +- pinctrl-names: A list of pinctrl state names. Must contain the following + entries: + - "default": active state, puts PCIe I/O out of deep power down state + - "idle": puts PCIe I/O into deep power down state +- pinctrl-0: phandle for the default/active state of pin configurations. +- pinctrl-1: phandle for the idle state of pin configurations. + Required properties on Tegra124 and later (deprecated): - phys: Must contain an entry for each entry in phy-names. - phy-names: Must include the following entries: