On Thu, May 30, 2024 at 04:35:00PM +0800, Chen-Yu Tsai wrote: > The MFG (GPU) block on the MT8173 has a small glue layer, named MFG_TOP > in the datasheet, that contains clock gates, some power sequence signal > delays, and other unknown registers that get toggled when the GPU is > powered on. > > The clock gates are exposed as clocks provided by a clock controller, > while the power sequencing bits are exposed as one singular power domain. > > Signed-off-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx> > --- > .../clock/mediatek,mt8173-mfgtop.yaml | 71 +++++++++++++++++++ > include/dt-bindings/clock/mt8173-clk.h | 7 ++ > 2 files changed, 78 insertions(+) > create mode 100644 Documentation/devicetree/bindings/clock/mediatek,mt8173-mfgtop.yaml > > diff --git a/Documentation/devicetree/bindings/clock/mediatek,mt8173-mfgtop.yaml b/Documentation/devicetree/bindings/clock/mediatek,mt8173-mfgtop.yaml > new file mode 100644 > index 000000000000..03c3c1f8cf75 > --- /dev/null > +++ b/Documentation/devicetree/bindings/clock/mediatek,mt8173-mfgtop.yaml > @@ -0,0 +1,71 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > + > +$id: http://devicetree.org/schemas/clock/mediatek,mt8173-mfgtop.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: MediaTek MT8173 MFG TOP controller > + > +maintainers: > + - AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx> > + > +description: > + The MFG TOP glue layer controls various signals going to the MFG (GPU) > + block on the MT8173. > + > +properties: > + compatible: > + const: mediatek,mt8173-mfgtop > + > + reg: > + maxItems: 1 > + > + clocks: > + minItems: 4 minItems is not needed when minItems == maxItems. > + maxItems: 4 > + > + clock-names: > + items: > + - const: sys > + - const: mem > + - const: core > + - const: clk26m > + > + power-domains: > + maxItems: 1 > + > + '#clock-cells': > + const: 1 > + > + '#power-domain-cells': > + const: 0 > + > +required: > + - compatible > + - reg > + - clocks > + - clock-names > + - power-domains > + - '#clock-cells' > + - '#power-domain-cells' > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/clock/mt8173-clk.h> > + #include <dt-bindings/power/mt8173-power.h> > + > + mfgtop: clock-controller@13fff000 { The label here is used, so drop it. Otherwise, Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> Thanks, Conor.
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