From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Manikanta Maddireddy Subject: [PATCH V3 26/29] PCI: Add DT binding for "reset-gpios" property Date: Mon, 13 May 2019 23:37:41 +0530 Message-ID: <20190513180744.16493-27-mmaddireddy@nvidia.com> In-Reply-To: <20190513180744.16493-1-mmaddireddy@nvidia.com> References: <20190513180744.16493-1-mmaddireddy@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain To: thierry.reding@gmail.com, bhelgaas@google.com, robh+dt@kernel.org, mark.rutland@arm.com, jonathanh@nvidia.com, lorenzo.pieralisi@arm.com, vidyas@nvidia.com Cc: linux-tegra@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, Manikanta Maddireddy List-ID: Add DT binding for "reset-gpios" property which supports GPIO based PERST# signal. Signed-off-by: Manikanta Maddireddy Acked-by: Thierry Reding --- V3: Moved to common pci binding doc V2: Using standard "reset-gpio" property Documentation/devicetree/bindings/pci/pci.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/pci.txt b/Documentation/devicetree/bindings/pci/pci.txt index c77981c5dd18..79124898aa5b 100644 --- a/Documentation/devicetree/bindings/pci/pci.txt +++ b/Documentation/devicetree/bindings/pci/pci.txt @@ -24,3 +24,6 @@ driver implementation may support the following properties: unsupported link speed, for instance, trying to do training for unsupported link speed, etc. Must be '4' for gen4, '3' for gen3, '2' for gen2, and '1' for gen1. Any other values are invalid. +- reset-gpios: + If present this property specifies PERST# GPIO. Host drivers can parse the + GPIO and apply fundamental reset to endpoints. -- 2.17.1