From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from hqemgate15.nvidia.com ([216.228.121.64]:13027 "EHLO hqemgate15.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752796AbdI0MBh (ORCPT ); Wed, 27 Sep 2017 08:01:37 -0400 From: Manikanta Maddireddy To: , , CC: , , , Manikanta Maddireddy Subject: [PATCH V2 4/4] arm64: tegra: Enable PCIe on Jetson TX2 Date: Wed, 27 Sep 2017 17:28:37 +0530 Message-ID: <1506513517-25870-5-git-send-email-mmaddireddy@nvidia.com> In-Reply-To: <1506513517-25870-1-git-send-email-mmaddireddy@nvidia.com> References: <1506513517-25870-1-git-send-email-mmaddireddy@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-pci-owner@vger.kernel.org List-ID: Enable x4 PCIe slot on Jetson TX2. Signed-off-by: Manikanta Maddireddy Reviewed-by: Mikko Perttunen Tested-by: Mikko Perttunen --- V2: No change in this patch arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi index cf84d7046ad5..a4d96b2a23b4 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi @@ -378,4 +378,28 @@ vin-supply = <&vdd_1v8>; }; }; + + pcie@10003000 { + status = "okay"; + + dvdd-pex-supply = <&vdd_pex>; + hvdd-pex-pll-supply = <&vdd_1v8>; + hvdd-pex-supply = <&vdd_1v8>; + vddio-pexctl-aud-supply = <&vdd_1v8>; + + pci@1,0 { + nvidia,num-lanes = <4>; + status = "okay"; + }; + + pci@2,0 { + nvidia,num-lanes = <0>; + status = "disabled"; + }; + + pci@3,0 { + nvidia,num-lanes = <1>; + status = "disabled"; + }; + }; }; -- 2.1.4