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Subject[PATCH V3 XRT Alveo Infrastructure 2/8] Documentation: devicetree: bindings: add xrt group binding
Date
Create device tree binding document for xrt group device.

Signed-off-by: Sonal Santan <sonal.santan@xilinx.com>
Signed-off-by: Max Zhen <max.zhen@xilinx.com>
Signed-off-by: Lizhi Hou <lizhi.hou@xilinx.com>
---
.../bindings/xrt/xlnx,xrt-group.yaml | 57 +++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 Documentation/devicetree/bindings/xrt/xlnx,xrt-group.yaml

diff --git a/Documentation/devicetree/bindings/xrt/xlnx,xrt-group.yaml b/Documentation/devicetree/bindings/xrt/xlnx,xrt-group.yaml
new file mode 100644
index 000000000000..6cc7a83d7c14
--- /dev/null
+++ b/Documentation/devicetree/bindings/xrt/xlnx,xrt-group.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/xrt/xlnx,xrt-group.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Xilinx XRT group for Alveo platforms
+
+description: |
+ The xrt group is a pseudo device which is used to manage and
+ support xrt devices in the same Alveo partition. It is part
+ of XRT infrastructure.
+
+maintainers:
+ - Lizhi Hou <lizhi.hou@xilinx.com>
+
+properties:
+ compatible:
+ const: xlnx,xrt-group
+
+ "#address-cells":
+ const: 3
+
+ "#size-cells":
+ const: 2
+
+ ranges: true
+
+patternProperties:
+ "^.*@[0-5],[0-9a-f]+,[0-9a-f]+$":
+ description: xrt devices belongs to this group
+ type: object
+
+required:
+ - compatible
+ - "#address-cells"
+ - "#size-cells"
+ - ranges
+
+additionalProperties: false
+
+examples:
+ - |
+ xrt-bus {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ xrt-group@48,0 {
+ compatible = "xlnx,xrt-group";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges = <0 0 0 0 0xe0000000 0 0x2000000
+ 2 0 0 0 0xe4200000 0 0x40000>;
+ ep_fpga_configuration_00@0,0,1e88000 {
+ reg = <0 0 0x1e88000 0 0x8000>;
+ };
+ };
+ };
--
2.27.0
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