UPSTREAM: PCI: rockchip: Add quirk to disable RC's ASPM L0s

[firefly-linux-kernel-4.4.55.git] / Documentation / devicetree / bindings / pci / rockchip-pcie.txt

diff --git a/Documentation/devicetree/bindings/pci/rockchip-pcie.txt b/Documentation/devicetree/bindings/pci/rockchip-pcie.txt
index 71aeda1ca05598d74e8db3f429f212d0095f702a..5d23902863edfd15023dc690307e64662089b13d 100644 (file)
--- a/Documentation/devicetree/bindings/pci/rockchip-pcie.txt
+++ b/Documentation/devicetree/bindings/pci/rockchip-pcie.txt
@@ -45,6 +45,8 @@ Required properties:
 Optional Property:
 - ep-gpios: contain the entry for pre-reset gpio
 - num-lanes: number of lanes to use
+- quirk,aspm-no-l0s: RC won't support ASPM L0s. This property is needed if
+       using 24MHz OSC for RC's PHY.
 - vpcie3v3-supply: The phandle to the 3.3v regulator to use for PCIe.
 - vpcie1v8-supply: The phandle to the 1.8v regulator to use for PCIe.
 - vpcie0v9-supply: The phandle to the 0.9v regulator to use for PCIe.