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-rw-r--r--Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt17
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt
index c733e28e18e5..764c738bb3ba 100644
--- a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt
+++ b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt
@@ -167,6 +167,23 @@ Example:
};
-----------------------------------------------------------------------
+Hisilicon HiP05 PCIe-SAS system controller
+
+Required properties:
+- compatible : "hisilicon,pcie-sas-subctrl", "syscon";
+- reg : Register address and size
+
+The HiP05 PCIe-SAS system controller is shared by PCIe and SAS controllers in
+HiP05 Soc to implement some basic configurations.
+
+Example:
+ /* for HiP05 PCIe-SAS system */
+ pcie_sas: system_controller@0xb0000000 {
+ compatible = "hisilicon,pcie-sas-subctrl", "syscon";
+ reg = <0xb0000000 0x10000>;
+ };
+
+-----------------------------------------------------------------------
Hisilicon CPU controller
Required properties: