From patchwork Mon Aug 26 07:31:40 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 11114181 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 65A4B1398 for ; Mon, 26 Aug 2019 07:32:47 +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 41AD2206BA for ; Mon, 26 Aug 2019 07:32:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="LTT8NqDD"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="jeTwYT2i" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 41AD2206BA 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=QaXkYlheE1IAp9KB/1LESiJxAs9alTElnqwSnmp91XI=; b=LTT8NqDDNfmGHO fmKVT2fj7phkBc2v9XYqgbFhIrQaP2qoWIVfXOig97DBPBl2Vok8WLoTZOm1YQt8avxhNZTyeKrY6 +cPzyCQ/wmF03e1TGyZYA22SD8aq6XKJIccfDpWOWWA/urSuecJuqBi7Gr6wjdMJL9acVq72SwLNq KWev3VnybfzmAwcF9KIwhY/7rxxXNZNxLCoI/KeaesYj4sMGFpQ2KGS/V8lIJ/q8JNDW5M1mmk9Bu VgtQ3HNY60Lb2qhzbpxa9O9MqI+Au2sGfWSsMsEH3AIeM+UJTc6yp6QTvuOoim72BIDl+CQmvruRN ddyDZm82sxzm0qXqtqkQ==; 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 1i29UY-00061C-Mc; Mon, 26 Aug 2019 07:32:43 +0000 Received: from hqemgate16.nvidia.com ([216.228.121.65]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i29U0-0005YK-UZ for linux-arm-kernel@lists.infradead.org; Mon, 26 Aug 2019 07:32:10 +0000 Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqemgate16.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Mon, 26 Aug 2019 00:32:09 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate102.nvidia.com (PGP Universal service); Mon, 26 Aug 2019 00:32:08 -0700 X-PGP-Universal: processed; by hqpgpgate102.nvidia.com on Mon, 26 Aug 2019 00:32:08 -0700 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 26 Aug 2019 07:32:08 +0000 Received: from HQMAIL101.nvidia.com (172.20.187.10) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 26 Aug 2019 07:32:07 +0000 Received: from hqnvemgw01.nvidia.com (172.20.150.20) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Mon, 26 Aug 2019 07:32:08 +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 00:32:07 -0700 From: Vidya Sagar To: , , , , Subject: [PATCH 3/6] PCI: tegra: Add support to configure sideband pins Date: Mon, 26 Aug 2019 13:01:40 +0530 Message-ID: <20190826073143.4582-4-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=1566804729; bh=ADNWY6D18iASNntieqTjCPp7lsXA6jQML9nnBWw895Q=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=jeTwYT2iS12PPwyC0Ld8lTHD+FIuHUtHKTLihXLYR01J92uIwHuS1SM5KPu0l1+7R tkU+QwWZDkarpFCcFuZypPCqT8LaXzkBbS4sjg6XFtEHwnO/JsYd1YOH61vUrDoFxM ZO4JLVXN6+h4rC6+OAYDL0WDSuxdHtygD19VkaFfsjvk2PBumgRdBhL1Ma0W/aL0zg XRMeX2EvgZWOVHfjTtIf5m7GCc9wJfekjjQnzjOmWCOi5ROPRU5+vX1u3Ndy8L8nUS GRBZj0erUOlYsKcH7z+n90eDDpzz2hUBPb1muYLvH52BRKd4TI24ZfalA8Z8E5h+4T 8Mpn/LJ85VQZQ== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190826_003209_334161_67A59897 X-CRM114-Status: UNSURE ( 8.54 ) 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 [216.228.121.65 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 support to configure sideband signal pins when information is present in respective controller's device-tree node. Signed-off-by: Vidya Sagar --- drivers/pci/controller/dwc/pcie-tegra194.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index fc0dbeb31d78..8a27b25893c9 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -1308,6 +1308,12 @@ static int tegra_pcie_config_rp(struct tegra_pcie_dw *pcie) return ret; } + ret = pinctrl_pm_select_default_state(pcie->dev); + if (ret < 0) { + dev_err(pcie->dev, "Failed to configure sideband pins\n"); + return ret; + } + tegra_pcie_init_controller(pcie); pcie->link_state = tegra_pcie_dw_link_up(&pcie->pci);