Defined in 4 files as a label:
- arch/arm/boot/dts/sun4i-a10.dtsi, line 1141 (as a label)
- arch/arm/boot/dts/sun6i-a31.dtsi, line 1124 (as a label)
- arch/arm/boot/dts/sun7i-a20.dtsi, line 1563 (as a label)
- arch/arm/boot/dts/sun9i-a80.dtsi, line 676 (as a label)