* Renesas R-Car SATA

Required properties:
- compatible		: should contain one of the following:
			  - "renesas,sata-r8a7779" for R-Car H1
			  - "renesas,sata-r8a7790-es1" for R-Car H2 ES1
			  - "renesas,sata-r8a7790" for R-Car H2 other than ES1
			  - "renesas,sata-r8a7791" for R-Car M2
- reg			: address and length of the SATA registers;
- interrupts		: must consist of one interrupt specifier.

Example:

sata: sata@fc600000 {
	compatible = "renesas,sata-r8a7779";
	reg = <0xfc600000 0x2000>;
	interrupt-parent = <&gic>;
	interrupts = <0 100 IRQ_TYPE_LEVEL_HIGH>;
};