From patchwork Mon Aug 26 07:31:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 11114171 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 9A2801398 for ; Mon, 26 Aug 2019 07:32:10 +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 76D4C22CF7 for ; Mon, 26 Aug 2019 07:32:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gCKK9daJ"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="BX88ouuc" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 76D4C22CF7 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=dalZ7MjJF7WN2NJZ2aHDLTu3PUX7Z7nOhCGBgkX7C8s=; b=gCKK9daJcXBU05 yMwzIR/jQqC0Y0vMrhFoEdwCzaGH+nQ9K94eG1NokTUALX7ZGFSMmToUI6pLyhVNBtZRWGiU+GsZB 81ymiv1ANX2BoNGCvQZlF/yiv43hXFqz040lNvunPaV4r8TsyZ/zjPUBSDG6QbRECpctm6TNCbWw5 irFJbATOBKBn6ddFdDPYPoWCeYX4T9ng7PSriialm69bH5o7aBAIENGj4kxfFSM5iEXqX2yvSzecQ pIQlZnRuOu/jo9gmSXvJbt4CJCoflFKIJYDhGhNkUZjKJu2hEBcFIdvi1uyEn1ON8oOEK8+/bkQkM vcic+PrxbH9MN/RbqOpg==; 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 1i29U1-0005VJ-DX; Mon, 26 Aug 2019 07:32:09 +0000 Received: from hqemgate15.nvidia.com ([216.228.121.64]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i29Tq-0005Mz-4Q for linux-arm-kernel@lists.infradead.org; Mon, 26 Aug 2019 07:31:59 +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 00:31:59 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Mon, 26 Aug 2019 00:31:57 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Mon, 26 Aug 2019 00:31:57 -0700 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 26 Aug 2019 07:31:57 +0000 Received: from HQMAIL111.nvidia.com (172.20.187.18) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 26 Aug 2019 07:31:56 +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 07:31:56 +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 00:31:56 -0700 From: Vidya Sagar To: , , , , Subject: [PATCH 1/6] dt-bindings: PCI: tegra: Add sideband pins configuration entries Date: Mon, 26 Aug 2019 13:01:38 +0530 Message-ID: <20190826073143.4582-2-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=1566804719; bh=jVsQ77MHmcaFLC4s0eTgGVoxDo/A2MJu8aiRKpUsI/Q=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=BX88ouucSggVa8KCQO3Bl2bAB0tI6aUNO8erv2/5t72+dQwwHKdtdWaqFUdD/1zg5 CoDuzH3Oso0hnDZQxNZdHvdpdr4L8AQqOvz6FXb2E9TTEc4V/9cngOw4T1KqHssbM3 oGbgV16zaIn2Z3FxedxDHRGHPmlu1kmZAtbTrfwKbTck0uF9ZcT0PBgn8wmUfqB71X X9T6EnNHrCjT0s9r6+5NJZ6RRj2UGVHXdmlqmMK+hZcASoDJoyBrhmmunmU+5KoCJc o9m3zcAChdZjLfHhzCEL2sKND/q5fadD5Hj+KQbj95rpjccyvISnOi8NDJG7g8oKTM 8+KImlUGtrkCw== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190826_003158_267114_8DC72E5C X-CRM114-Status: UNSURE ( 7.75 ) 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 "pinctrl-names" and "pinctrl-0" to describe pin configuration information of a particular PCIe controller. 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 674e5adb2895..0ac1b867ac24 100644 --- a/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.txt +++ b/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.txt @@ -83,6 +83,11 @@ Required properties: - vddio-pex-ctl-supply: Regulator supply for PCIe side band signals Optional properties: +- pinctrl-names: A list of pinctrl state names. + It is mandatory for C5 controller and optional for other controllers. + - "default": Configures PCIe I/O for proper operation. +- pinctrl-0: phandle for the 'default' state of pin configuration. + It is mandatory for C5 controller and optional for other controllers. - supports-clkreq: Refer to Documentation/devicetree/bindings/pci/pci.txt - nvidia,update-fc-fixup: This is a boolean property and needs to be present to improve performance when a platform is designed in such a way that it @@ -120,6 +125,9 @@ Tegra194: num-lanes = <8>; linux,pci-domain = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pex_rst_c5_out_state>, <&clkreq_c5_bi_dir_state>; + clocks = <&bpmp TEGRA194_CLK_PEX0_CORE_0>; clock-names = "core";