From patchwork Sat Oct 5 16:42:12 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 11175763 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 212841747 for ; Sat, 5 Oct 2019 16:42:37 +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 EE08222476 for ; Sat, 5 Oct 2019 16:42:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="dk5hRy3y"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="j35q6JEW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EE08222476 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=Kwdy+rBzsu0H+/bdGP3xqSYwTFaMLTlxogOWv7bvf5Y=; b=dk5hRy3yCjM5YX N0Yo7AjvyGZQwHfZMGxlasOPAnF5Lcu6r56lrH8FHR34rHwJRdmSb5i6UvUzYtD3bRjeM0kjZ/Ygq NN7HE5YADpfncvEUbKsCpf7UGZLmwnU5USJBs+SzRNFyJPboOO2Cw+bCA4kB6yScXDs6qrRk5TbYE SD80TNENj5bIGb5Kf7P3up49BLzbEWqFnlrkJpEIx5MlyB8juHi4yJQ5GAWGVIruY/j7j6z4AJ9Ph rwYii/a0shPkxrCXzLSkWiTXBofh2ibi9KVZaDaGcmWc9ETq26CIGO6iDjrRhqGKi+OcSTpMtRkmU Heckzy7dLXdka2TQgc0g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iGn8e-0000j5-0k; Sat, 05 Oct 2019 16:42:36 +0000 Received: from hqemgate15.nvidia.com ([216.228.121.64]) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1iGn8T-0000ab-4g for linux-arm-kernel@lists.infradead.org; Sat, 05 Oct 2019 16:42:27 +0000 Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqemgate15.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Sat, 05 Oct 2019 09:42:33 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate102.nvidia.com (PGP Universal service); Sat, 05 Oct 2019 09:42:24 -0700 X-PGP-Universal: processed; by hqpgpgate102.nvidia.com on Sat, 05 Oct 2019 09:42:24 -0700 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Sat, 5 Oct 2019 16:42:24 +0000 Received: from hqnvemgw01.nvidia.com (172.20.150.20) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Sat, 5 Oct 2019 16:42:24 +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 ; Sat, 05 Oct 2019 09:42:24 -0700 From: Vidya Sagar To: , , , , , Subject: [PATCH 2/2] arm64: tegra: Assume no CLKREQ presence by default Date: Sat, 5 Oct 2019 22:12:12 +0530 Message-ID: <20191005164212.3646-2-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191005164212.3646-1-vidyas@nvidia.com> References: <20191005164212.3646-1-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=1570293753; bh=MZYyKVmEQSs/fOW9jXMmxgmCMVq3eo89Qu0p+NPSTVs=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=j35q6JEW7K9nAmcdjpdn34hh+aHHtBRTtQKQR6I9CWmFoch/UAIotH6IvOwFMQC5Z 29j07RDPa6pCovA8XMXNILtunib6GzSgzceovbUasU65YmgrUCVe5IWlWt/6kLIvVp JLx/CM30Wcft5Cq4ya56SRKkZa+Jh6daRz5FPeuaMQ0bfJi1AC00IdAffaF7w4gsM7 Hb5JR96QyYdCFnBhFFfG5m/JXL1zm9uMpdeOz9JaY/bFs0Z2ydXNsR6HhHY39/TRyb usRnBUYolrfqpFcz9LVJgOuWwpJ+goDpl1c5TuiuXFRnFohFW3ldCi+zQFJtTw//sU b3607CK08OAXQ== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191005_094225_190109_252E20A5 X-CRM114-Status: UNSURE ( 7.66 ) 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_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from 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 -0.0 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, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, vidyas@nvidia.com, linux-tegra@vger.kernel.org, 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 Although Tegra194 has support for CLKREQ sideband signal and P2972 has routing of the same till the slot, it is the case most of the time that the connected device doesn't have CLKREQ support. Hence, it makes sense to assume that there is no CLKREQ support by default and it can be enabled on need basis when a card with CLKREQ support is connected. Signed-off-by: Vidya Sagar --- arch/arm64/boot/dts/nvidia/tegra194.dtsi | 6 ------ 1 file changed, 6 deletions(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index a312c051448b..11220d97adb8 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -1186,7 +1186,6 @@ nvidia,bpmp = <&bpmp 1>; - supports-clkreq; nvidia,aspm-cmrt-us = <60>; nvidia,aspm-pwr-on-t-us = <20>; nvidia,aspm-l0s-entrance-latency-us = <3>; @@ -1232,7 +1231,6 @@ nvidia,bpmp = <&bpmp 2>; - supports-clkreq; nvidia,aspm-cmrt-us = <60>; nvidia,aspm-pwr-on-t-us = <20>; nvidia,aspm-l0s-entrance-latency-us = <3>; @@ -1278,7 +1276,6 @@ nvidia,bpmp = <&bpmp 3>; - supports-clkreq; nvidia,aspm-cmrt-us = <60>; nvidia,aspm-pwr-on-t-us = <20>; nvidia,aspm-l0s-entrance-latency-us = <3>; @@ -1324,7 +1321,6 @@ nvidia,bpmp = <&bpmp 4>; - supports-clkreq; nvidia,aspm-cmrt-us = <60>; nvidia,aspm-pwr-on-t-us = <20>; nvidia,aspm-l0s-entrance-latency-us = <3>; @@ -1370,7 +1366,6 @@ nvidia,bpmp = <&bpmp 0>; - supports-clkreq; nvidia,aspm-cmrt-us = <60>; nvidia,aspm-pwr-on-t-us = <20>; nvidia,aspm-l0s-entrance-latency-us = <3>; @@ -1420,7 +1415,6 @@ interrupt-map-mask = <0 0 0 0>; interrupt-map = <0 0 0 0 &gic GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>; - supports-clkreq; nvidia,aspm-cmrt-us = <60>; nvidia,aspm-pwr-on-t-us = <20>; nvidia,aspm-l0s-entrance-latency-us = <3>;