On 13/06/2023 14:58, Xingyu Wu wrote: > From: William Qiu <william.qiu@xxxxxxxxxxxxxxxx> > > Add documentation to describe StarFive System Controller Registers. > > Co-developed-by: Xingyu Wu <xingyu.wu@xxxxxxxxxxxxxxxx> > Signed-off-by: Xingyu Wu <xingyu.wu@xxxxxxxxxxxxxxxx> > Signed-off-by: William Qiu <william.qiu@xxxxxxxxxxxxxxxx> > --- > .../soc/starfive/starfive,jh7110-syscon.yaml | 62 +++++++++++++++++++ > MAINTAINERS | 7 +++ > 2 files changed, 69 insertions(+) > create mode 100644 Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml > > diff --git a/Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml b/Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml > new file mode 100644 > index 000000000000..a81190f8a54d > --- /dev/null > +++ b/Documentation/devicetree/bindings/soc/starfive/starfive,jh7110-syscon.yaml > @@ -0,0 +1,62 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/soc/starfive/starfive,jh7110-syscon.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: StarFive JH7110 SoC system controller > + > +maintainers: > + - William Qiu <william.qiu@xxxxxxxxxxxxxxxx> > + > +description: | Do not need '|' unless you need to preserve formatting. > + The StarFive JH7110 SoC system controller provides register information such > + as offset, mask and shift to configure related modules such as MMC and PCIe. > + > +properties: > + compatible: > + oneOf: > + - items: > + - const: starfive,jh7110-sys-syscon > + - const: syscon > + - const: simple-mfd > + - items: > + - enum: > + - starfive,jh7110-aon-syscon > + - starfive,jh7110-stg-syscon > + - const: syscon > + > + reg: > + maxItems: 1 > + > + clock-controller: > + $ref: /schemas/clock/starfive,jh7110-pll.yaml# > + type: object > + > + "#power-domain-cells": > + const: 1 > + > +required: > + - compatible > + - reg > + > +allOf: > + - if: > + properties: > + compatible: > + contains: > + const: starfive,jh7110-aon-syscon > + then: > + required: > + - "#power-domain-cells" > + > +additionalProperties: false > + > +examples: > + - | > + syscon@10240000 { > + compatible = "starfive,jh7110-stg-syscon", "syscon"; > + reg = <0x10240000 0x1000>; Extend example - add clock controller, add power-domains to STG (since it has them, as you claim in the binding). Make this one example complete. Best regards, Krzysztof