From 0fc8b82f31c4a7bea4c487d380a10d1271bf8d4d Mon Sep 17 00:00:00 2001 From: Manikanta Maddireddy Date: Tue, 18 Jun 2019 23:32:04 +0530 Subject: [PATCH] PCI: Add DT binding for "reset-gpios" property Add DT binding for "reset-gpios" property which supports GPIO based PERST# signal. Signed-off-by: Manikanta Maddireddy Signed-off-by: Lorenzo Pieralisi Reviewed-by: Rob Herring Acked-by: Thierry Reding --- 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 92c01db610df..2a5d91024059 100644 --- a/Documentation/devicetree/bindings/pci/pci.txt +++ b/Documentation/devicetree/bindings/pci/pci.txt @@ -24,6 +24,9 @@ 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. PCI-PCI Bridge properties ------------------------- -- 2.30.2