new file mode 100644
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/socionext/socionext,uniphier-sysctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Socionext UniPhier system controller
+
+maintainers:
+ - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
+
+description: |+
+ This describes the devicetree bindings for system controller
+ implemented on Socionext UniPhier SoCs.
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ # sysctrl
+ - socionext,uniphier-ld4-sysctrl
+ - socionext,uniphier-pro4-sysctrl
+ - socionext,uniphier-pro5-sysctrl
+ - socionext,uniphier-pxs2-sysctrl
+ - socionext,uniphier-ld6b-sysctrl
+ - socionext,uniphier-sld8-sysctrl
+ - socionext,uniphier-ld11-sysctrl
+ - socionext,uniphier-ld20-sysctrl
+ - socionext,uniphier-pxs3-sysctrl
+ - socionext,uniphier-nx1-sysctrl
+ - socionext,uniphier-sysctrl
+ # soc-glue
+ - socionext,uniphier-ld4-soc-glue
+ - socionext,uniphier-pro4-soc-glue
+ - socionext,uniphier-pro5-soc-glue
+ - socionext,uniphier-pxs2-soc-glue
+ - socionext,uniphier-ld6b-soc-glue
+ - socionext,uniphier-sld8-soc-glue
+ - socionext,uniphier-ld11-soc-glue
+ - socionext,uniphier-ld20-soc-glue
+ - socionext,uniphier-pxs3-soc-glue
+ - socionext,uniphier-nx1-soc-glue
+ - socionext,uniphier-soc-glue
+ # perictrl
+ - socionext,uniphier-ld4-perictrl
+ - socionext,uniphier-pro4-perictrl
+ - socionext,uniphier-pro5-perictrl
+ - socionext,uniphier-pxs2-perictrl
+ - socionext,uniphier-ld6b-perictrl
+ - socionext,uniphier-sld8-perictrl
+ - socionext,uniphier-ld11-perictrl
+ - socionext,uniphier-ld20-perictrl
+ - socionext,uniphier-pxs3-perictrl
+ - socionext,uniphier-nx1-perictrl
+ - socionext,uniphier-perictrl
+ # sdctrl
+ - socionext,uniphier-ld4-sdctrl
+ - socionext,uniphier-pro4-sdctrl
+ - socionext,uniphier-pro5-sdctrl
+ - socionext,uniphier-pxs2-sdctrl
+ - socionext,uniphier-ld6b-sdctrl
+ - socionext,uniphier-sld8-sdctrl
+ - socionext,uniphier-ld11-sdctrl
+ - socionext,uniphier-ld20-sdctrl
+ - socionext,uniphier-pxs3-sdctrl
+ - socionext,uniphier-nx1-sdctrl
+ - socionext,uniphier-sdctrl
+ # mioctrl
+ - socionext,uniphier-ld4-mioctrl
+ - socionext,uniphier-pro4-mioctrl
+ - socionext,uniphier-sld8-mioctrl
+ - socionext,uniphier-ld11-mioctrl
+ - socionext,uniphier-mioctrl
+ # adamv
+ - socionext,uniphier-ld11-adamv
+ - socionext,uniphier-ld20-adamv
+ - socionext,uniphier-adamv
+ - const: simple-mfd
+ - const: syscon
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties:
+ type: object
+
+...
Add DT binding schema for system controller implemented in UniPhier SoCs. This describes that the nodes defined here are treated as "syscon". Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> --- .../socionext/socionext,uniphier-sysctrl.yaml | 92 +++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/socionext/socionext,uniphier-sysctrl.yaml