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I will fix this in V6, by adding: allOf: - $ref: rtc.yaml# >> + >> +properties: >> + compatible: >> + oneOf: >> + - enum: >> + - nxp,s32g2-rtc >> + - items: >> + - const: nxp,s32g3-rtc >> + - const: nxp,s32g2-rtc >> + >> + reg: >> + maxItems: 1 >> + >> + interrupts: >> + maxItems: 1 >> + >> + clocks: >> + items: >> + - description: ipg clock drives the access to the RTC iomapped registers >> + - description: Clock source for the RTC module. Can be selected between >> + 4 different clock sources using an integrated hardware mux. >> + On S32G2/S32G3 SoCs, 'source0' is the SIRC clock (~32KHz) and it is >> + available during standby and runtime. 'source1' is reserved and cannot > > I am not sure what are the benefits of allowing to choose a clock which > cannot be used. I think source1 should be dropped. > The current RTC support targets S32G2/S32G3 SoCs where 'source1' clock source cannot be used. The reasoning for allowing to choose it is that on future SoCs from S32 family the same RTC module may be integrated and 'source1' may become available. >> + be used. 'source2' is the FIRC clock and it is only available during >> + runtime providing a better resolution (~48MHz). 'source3' is an external >> + RTC clock source which can be additionally added in hardware. >> + >> + clock-names: >> + items: >> + - const: ipg >> + - enum: [ source0, source1, source2, source3 ] >> + > Best regards, > Krzysztof Best Regards, Ciprian