From patchwork Fri Jan 10 19:14:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 11328317 X-Patchwork-Delegate: bhelgaas@google.com 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 8D106138C for ; Fri, 10 Jan 2020 19:15:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C1E22087F for ; Fri, 10 Jan 2020 19:15:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="gf35ja2k" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728167AbgAJTPQ (ORCPT ); Fri, 10 Jan 2020 14:15:16 -0500 Received: from hqnvemgate26.nvidia.com ([216.228.121.65]:1668 "EHLO hqnvemgate26.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727612AbgAJTPQ (ORCPT ); Fri, 10 Jan 2020 14:15:16 -0500 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate26.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Fri, 10 Jan 2020 11:14:57 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Fri, 10 Jan 2020 11:15:15 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Fri, 10 Jan 2020 11:15:15 -0800 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 10 Jan 2020 19:15:15 +0000 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 10 Jan 2020 19:15:14 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Fri, 10 Jan 2020 19:15:14 +0000 Received: from vidyas-desktop.nvidia.com (Not Verified[10.24.37.48]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7,5,8,10121) id ; Fri, 10 Jan 2020 11:15:14 -0800 From: Vidya Sagar To: , , , , , , CC: , , , , , , , Subject: [PATCH V3 1/2] arm64: tegra: Re-order PCIe aperture mappings to support ACPI boot Date: Sat, 11 Jan 2020 00:44:59 +0530 Message-ID: <20200110191500.9538-2-vidyas@nvidia.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200110191500.9538-1-vidyas@nvidia.com> References: <20200106082709.14370-1-vidyas@nvidia.com> <20200110191500.9538-1-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=1578683697; bh=A9295dTyR+j2yr8EqSviqtTgED4nGyVgvOv0oWR2ueU=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=gf35ja2k7JnAqX+jyF1OxPVsYL5Fk4U+zYrMvTudBnjv0lLjB+7vnkXuO5FnSX28a o2Mvk9yks+a7NYLZkVfmKCXKbeDNoGPlPSy+g8CAyeAd5u7leSGONsy5awV83vmud7 /KuuExw/Ko4JihAJdQ57/4EaaohgPWUNbodkmI5Wo0e7qyfgf5PvkAkwe1PdtgEKls t9tsBwoqjGJn5WWPiQMaUZ8OHdSvPrUDuyKEFPjjr9IpczNvMzJE8SyHDZci42N+s+ f0iCjfLLhugetglYqrGi5j8eknYwfvMIV+vnkZj0dSmiS70Y1G31dVfgR/s3ueHnRy jBNjNRTUtey9w== Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Re-order Tegra194's PCIe aperture mappings to have IO window moved to 64-bit aperture and have the entire 32-bit aperture used for accessing the configuration space. This makes it to use the entire 32MB of the 32-bit aperture for ECAM purpose while booting through ACPI. Signed-off-by: Vidya Sagar --- V3: * New change in this series arch/arm64/boot/dts/nvidia/tegra194.dtsi | 36 ++++++++++++------------ 1 file changed, 18 insertions(+), 18 deletions(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index ccac43be12ac..5d790ec5bdef 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -1247,9 +1247,9 @@ nvidia,aspm-l0s-entrance-latency-us = <3>; bus-range = <0x0 0xff>; - ranges = <0x81000000 0x0 0x30100000 0x0 0x30100000 0x0 0x00100000 /* downstream I/O (1MB) */ - 0xc2000000 0x12 0x00000000 0x12 0x00000000 0x0 0x30000000 /* prefetchable memory (768MB) */ - 0x82000000 0x0 0x40000000 0x12 0x30000000 0x0 0x10000000>; /* non-prefetchable memory (256MB) */ + ranges = <0xc2000000 0x12 0x00000000 0x12 0x00000000 0x0 0x30000000 /* prefetchable memory (768MB) */ + 0x82000000 0x00 0x40000000 0x12 0x30000000 0x0 0x0fff0000 /* non-prefetchable memory (256MB - 64KB) */ + 0x81000000 0x00 0x00000000 0x12 0x3fff0000 0x0 0x00010000>; /* downstream I/O (64KB) */ }; pcie@14120000 { @@ -1292,9 +1292,9 @@ nvidia,aspm-l0s-entrance-latency-us = <3>; bus-range = <0x0 0xff>; - ranges = <0x81000000 0x0 0x32100000 0x0 0x32100000 0x0 0x00100000 /* downstream I/O (1MB) */ - 0xc2000000 0x12 0x40000000 0x12 0x40000000 0x0 0x30000000 /* prefetchable memory (768MB) */ - 0x82000000 0x0 0x40000000 0x12 0x70000000 0x0 0x10000000>; /* non-prefetchable memory (256MB) */ + ranges = <0xc2000000 0x12 0x40000000 0x12 0x40000000 0x0 0x30000000 /* prefetchable memory (768MB) */ + 0x82000000 0x00 0x40000000 0x12 0x70000000 0x0 0x0fff0000 /* non-prefetchable memory (256MB - 64KB) */ + 0x81000000 0x00 0x00000000 0x12 0x7fff0000 0x0 0x00010000>; /* downstream I/O (64KB) */ }; pcie@14140000 { @@ -1337,9 +1337,9 @@ nvidia,aspm-l0s-entrance-latency-us = <3>; bus-range = <0x0 0xff>; - ranges = <0x81000000 0x0 0x34100000 0x0 0x34100000 0x0 0x00100000 /* downstream I/O (1MB) */ - 0xc2000000 0x12 0x80000000 0x12 0x80000000 0x0 0x30000000 /* prefetchable memory (768MB) */ - 0x82000000 0x0 0x40000000 0x12 0xb0000000 0x0 0x10000000>; /* non-prefetchable memory (256MB) */ + ranges = <0xc2000000 0x12 0x80000000 0x12 0x80000000 0x0 0x30000000 /* prefetchable memory (768MB) */ + 0x82000000 0x00 0x40000000 0x12 0xb0000000 0x0 0x0fff0000 /* non-prefetchable memory (256MB - 64KB) */ + 0x81000000 0x00 0x00000000 0x12 0xbfff0000 0x0 0x00010000>; /* downstream I/O (64KB) */ }; pcie@14160000 { @@ -1382,9 +1382,9 @@ nvidia,aspm-l0s-entrance-latency-us = <3>; bus-range = <0x0 0xff>; - ranges = <0x81000000 0x0 0x36100000 0x0 0x36100000 0x0 0x00100000 /* downstream I/O (1MB) */ - 0xc2000000 0x14 0x00000000 0x14 0x00000000 0x3 0x40000000 /* prefetchable memory (13GB) */ - 0x82000000 0x0 0x40000000 0x17 0x40000000 0x0 0xc0000000>; /* non-prefetchable memory (3GB) */ + ranges = <0xc2000000 0x14 0x00000000 0x14 0x00000000 0x3 0x40000000 /* prefetchable memory (13GB) */ + 0x82000000 0x00 0x40000000 0x17 0x40000000 0x0 0xbfff0000 /* non-prefetchable memory (3GB - 64KB) */ + 0x81000000 0x00 0x00000000 0x17 0xffff0000 0x0 0x00010000>; /* downstream I/O (64KB) */ }; pcie@14180000 { @@ -1427,9 +1427,9 @@ nvidia,aspm-l0s-entrance-latency-us = <3>; bus-range = <0x0 0xff>; - ranges = <0x81000000 0x0 0x38100000 0x0 0x38100000 0x0 0x00100000 /* downstream I/O (1MB) */ - 0xc2000000 0x18 0x00000000 0x18 0x00000000 0x3 0x40000000 /* prefetchable memory (13GB) */ - 0x82000000 0x0 0x40000000 0x1b 0x40000000 0x0 0xc0000000>; /* non-prefetchable memory (3GB) */ + ranges = <0xc2000000 0x18 0x00000000 0x18 0x00000000 0x3 0x40000000 /* prefetchable memory (13GB) */ + 0x82000000 0x00 0x40000000 0x1b 0x40000000 0x0 0xbfff0000 /* non-prefetchable memory (3GB - 64KB) */ + 0x81000000 0x00 0x00000000 0x1b 0xffff0000 0x0 0x00010000>; /* downstream I/O (64KB) */ }; pcie@141a0000 { @@ -1476,9 +1476,9 @@ nvidia,aspm-l0s-entrance-latency-us = <3>; bus-range = <0x0 0xff>; - ranges = <0x81000000 0x0 0x3a100000 0x0 0x3a100000 0x0 0x00100000 /* downstream I/O (1MB) */ - 0xc2000000 0x1c 0x00000000 0x1c 0x00000000 0x3 0x40000000 /* prefetchable memory (13GB) */ - 0x82000000 0x0 0x40000000 0x1f 0x40000000 0x0 0xc0000000>; /* non-prefetchable memory (3GB) */ + ranges = <0xc2000000 0x1c 0x00000000 0x1c 0x00000000 0x3 0x40000000 /* prefetchable memory (13GB) */ + 0x82000000 0x00 0x40000000 0x1f 0x40000000 0x0 0xbfff0000 /* non-prefetchable memory (3GB - 64KB) */ + 0x81000000 0x00 0x00000000 0x1f 0xffff0000 0x0 0x00010000>; /* downstream I/O (64KB) */ }; sysram@40000000 {