[PATCH v3 1/3] dt-bindings: arm: sprd: add global registers bindings

[Chunyan Zhang]

The global registers would be used by different peripheral devices which
we can see them as syscon clients which can use regmap interface that
syscon driver provides.

Signed-off-by: Chunyan Zhang <chunyan.zhang@xxxxxxxxxx>
---
 .../bindings/arm/sprd/global-regs.yaml        | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/sprd/global-regs.yaml

diff --git a/Documentation/devicetree/bindings/arm/sprd/global-regs.yaml b/Documentation/devicetree/bindings/arm/sprd/global-regs.yaml
new file mode 100644
index 000000000000..012207166116
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/sprd/global-regs.yaml
@@ -0,0 +1,34 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright 2019 Unisoc Inc.
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/arm/sprd/global-regs.yaml#";
+$schema: "http://devicetree.org/meta-schemas/core.yaml#";
+
+title: Unisoc Global Registers
+
+maintainers:
+  - Orson Zhai <orsonzhai@xxxxxxxxx>
+  - Baolin Wang <baolin.wang7@xxxxxxxxx>
+  - Chunyan Zhang <zhang.lyra@xxxxxxxxx>
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - sprd,sc9860-glbregs
+              - sprd,sc9863a-glbregs
+          - const: syscon
+
+  reg:
+    maxItems: 1
+
+examples:
+  - |
+    apb_regs: syscon@402e0000 {
+      compatible = "sprd,sc9863a-glbregs", "syscon";
+      reg = <0x402e0000 0x4000>;
+    };
+
+...
--
2.20.1

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