Re: [PATCH] dt-bindings: spi: Convert UniPhier SPI controller to json-schema

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On 2020/04/17 10:30, Kunihiko Hayashi wrote:
Convert UniPhier SPI controller binding to DT schema format.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>
---
  .../bindings/spi/socionext,uniphier-spi.yaml       | 55 ++++++++++++++++++++++
  .../devicetree/bindings/spi/spi-uniphier.txt       | 28 -----------
  2 files changed, 55 insertions(+), 28 deletions(-)
  create mode 100644 Documentation/devicetree/bindings/spi/socionext,uniphier-spi.yaml
  delete mode 100644 Documentation/devicetree/bindings/spi/spi-uniphier.txt

diff --git a/Documentation/devicetree/bindings/spi/socionext,uniphier-spi.yaml b/Documentation/devicetree/bindings/spi/socionext,uniphier-spi.yaml
new file mode 100644
index 0000000..bab8bcc
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/socionext,uniphier-spi.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/socionext,uniphier-spi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Socionext UniPhier SPI controller
+
+description: |
+  UniPhier SoCs have SCSSI which supports SPI single channel.
+
+maintainers:
+  - Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>
+  - Keiji Hayashibara <hayashibara.keiji@xxxxxxxxxxxxx>
+
+allOf:
+  - $ref: spi-controller.yaml#
+
+properties:
+  "#address-cells": true
+  "#size-cells": true
+
+  compatible:
+    const: socionext,uniphier-scssi
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - resets

According to spi-controller.yaml, the "#address-cells" is required.
And the "#size-cells" is also required because it specifies "const: 0".
I'll add them in v2.

Thank you,

---
Best Regards
Kunihiko Hayashi



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