Add DT schema of STi platform syscon

Signed-off-by: Alain Volmat <avolmat@me.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
v3: correct subject line arm -> soc

v2: update wording of commit log
    reorder compatible enum
    update example within the binding file
 .../bindings/soc/sti/st,sti-syscon.yaml       | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml

diff --git a/Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml b/Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml
new file mode 100644
index 000000000000..5f97d9ff17fb
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml
@@ -0,0 +1,46 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/sti/st,sti-syscon.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics STi platform sysconfig
+
+maintainers:
+  - Patrice Chotard <patrice.chotard@foss.st.com>
+
+description: |
+  Binding for the various sysconfig nodes used within the STi
+  platform device-tree to point to some common configuration
+  registers used by other nodes.
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - st,stih407-core-syscfg
+          - st,stih407-flash-syscfg
+          - st,stih407-front-syscfg
+          - st,stih407-lpm-syscfg
+          - st,stih407-rear-syscfg
+          - st,stih407-sbc-reg-syscfg
+          - st,stih407-sbc-syscfg
+      - const: syscon
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    syscfg_sbc: syscon@9620000 {
+        compatible = "st,stih407-sbc-syscfg", "syscon";
+        reg = <0x9620000 0x1000>;
+    };
+
+...
-- 
2.34.1

On 2/13/23 19:56, Alain Volmat wrote:
> Add DT schema of STi platform syscon
> 
> Signed-off-by: Alain Volmat <avolmat@me.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
> v3: correct subject line arm -> soc
> 
> v2: update wording of commit log
>     reorder compatible enum
>     update example within the binding file
>  .../bindings/soc/sti/st,sti-syscon.yaml       | 46 +++++++++++++++++++
>  1 file changed, 46 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml
> 
> diff --git a/Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml b/Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml
> new file mode 100644
> index 000000000000..5f97d9ff17fb
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/sti/st,sti-syscon.yaml
> @@ -0,0 +1,46 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/sti/st,sti-syscon.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics STi platform sysconfig
> +
> +maintainers:
> +  - Patrice Chotard <patrice.chotard@foss.st.com>
> +
> +description: |
> +  Binding for the various sysconfig nodes used within the STi
> +  platform device-tree to point to some common configuration
> +  registers used by other nodes.
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - st,stih407-core-syscfg
> +          - st,stih407-flash-syscfg
> +          - st,stih407-front-syscfg
> +          - st,stih407-lpm-syscfg
> +          - st,stih407-rear-syscfg
> +          - st,stih407-sbc-reg-syscfg
> +          - st,stih407-sbc-syscfg
> +      - const: syscon
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    syscfg_sbc: syscon@9620000 {
> +        compatible = "st,stih407-sbc-syscfg", "syscon";
> +        reg = <0x9620000 0x1000>;
> +    };
> +
> +...
Applied on sti-next

Thanks 
Patrice