On Tue, Nov 26, 2024 at 03:48:33PM +0100, Krzysztof Kozlowski wrote: > On 26/11/2024 15:31, Haylen Chu wrote: > > + > > +properties: > > + compatible: > > + enum: > > + - spacemit,k1-ccu-apbs > > + - spacemit,k1-ccu-mpmu > > + - spacemit,k1-ccu-apbc > > + - spacemit,k1-ccu-apmu > > + > > + clocks: > > + maxItems: 4 > > + > > + clock-names: > > + items: > > + - const: osc_32k > > osc > > > + - const: vctcxo_1m > > + - const: vctcxo_3m > > + - const: vctcxo_24m > > + > > + spacemit,mpmu: > > + $ref: /schemas/types.yaml#/definitions/phandle > > + description: > > + Phandle to the syscon managing "Main PMU (MPMU)" registers. It is used to > > + check PLL lock status. > > Why your example does not have it? Example code is supposed to be complete. I think I understand why - this is for only one variant? But then this should be disallowed in your binding for others. Currently your binding says that it is required for one and allowed for others. Best regards, Krzysztof