[PATCH v3 2/4] spi: ls7a: Add YAML schemas
From: Qing Zhang
Date: Mon Dec 14 2020 - 00:59:57 EST
Switch the DT binding to a YAML schema to enable the DT validation.
Signed-off-by: Qing Zhang <zhangqing@xxxxxxxxxxx>
---
.../devicetree/bindings/spi/loongson,spi-ls7a.yaml | 49 ++++++++++++++++++++++
1 file changed, 49 insertions(+)
create mode 100644 Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml
diff --git a/Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml b/Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml
new file mode 100644
index 0000000..41691c8
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/loongson,spi-ls7a.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/spi-ls7a.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson LS7A PCH SPI Controller
+
+all0f:
+ - $ref: "spi-controller.yaml#"
+
+maintainers:
+ - Qing Zhang <zhangqing@xxxxxxxxxxx>
+
+description: |
+ This controller can be found in Loongson-3 systems with LS7A PCH.
+
+properties:
+ "#address-cells": true
+ "#size-cells": true
+
+ compatible:
+ const: loongson,ls7a-spi
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - num-chipselects
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ spi@16,0 {
+ compatible = "pci0014,7a0b.0",
+ "pci0014,7a0b",
+ "pciclass088000",
+ "pciclass0800";
+
+ reg = <0xb000 0x0 0x0 0x0 0x0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ num-chipselects = <0>;
+ };
+
+...
--
2.1.0