Add documentation to describe Spacemit K1 system controller registers. Signed-off-by: Haylen Chu <heylenay@xxxxxxx> --- .../soc/spacemit/spacemit,k1-syscon.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml diff --git a/Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml b/Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml new file mode 100644 index 000000000000..79c4a74ff30e --- /dev/null +++ b/Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/spacemit/spacemit,k1-syscon.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Spacemit K1 SoC System Controller + +maintainers: + - Haylen Chu <heylenay@xxxxxxx> + +description: + The Spacemit K1 SoC system controller provides access to shared register files + for related SoC modules, such as clock controller and reset controller. + +properties: + compatible: + items: + - enum: + - spacemit,k1-apbc-syscon + - spacemit,k1-apbs-syscon + - spacemit,k1-apmu-syscon + - spacemit,k1-mpmu-syscon + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + clock-controller: + $ref: /schemas/clock/spacemit,k1-ccu.yaml# + type: object + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + system-controller@d4050000 { + compatible = "spacemit,k1-mpmu-syscon", "syscon", "simple-mfd"; + reg = <0xd4050000 0x209c>; + + clock-controller { + compatible = "spacemit,k1-ccu-mpmu"; + clocks = <&osc_32k>, <&vctcxo_1m>, <&vctcxo_3m>, <&vctcxo_24m>; + clock-names = "osc", "vctcxo_1m", "vctcxo_3m", "vctcxo_24m"; + #clock-cells = <1>; + }; + }; -- 2.47.1
