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-rw-r--r--Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt
index 145a4f04194f..7939bca47861 100644
--- a/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt
+++ b/Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt
@@ -65,6 +65,14 @@ Required properties:
- afi
- pcie_x
+Optional properties:
+- pinctrl-names: A list of pinctrl state names. Must contain the following
+ entries:
+ - "default": active state, puts PCIe I/O out of deep power down state
+ - "idle": puts PCIe I/O into deep power down state
+- pinctrl-0: phandle for the default/active state of pin configurations.
+- pinctrl-1: phandle for the idle state of pin configurations.
+
Required properties on Tegra124 and later (deprecated):
- phys: Must contain an entry for each entry in phy-names.
- phy-names: Must include the following entries: