On Mon, Nov 18, 2019 at 11:53:57AM -0500, Sven Van Asbroeck wrote: > tps61052@33 { > compatible = "ti,tps61052"; > reg = <0x33>; > > regulator { > compatible = "ti,tps6105x-regulator"; > }; We shouldn't need a compatible here, the MFD should just instantiate any children it has. This also doesn't document any actual regulators on the device.