Defined in 4 files as a label:
- arch/arm/boot/dts/rk3288.dtsi, line 1788 (as a label)
- arch/arm64/boot/dts/rockchip/px30.dtsi, line 1673 (as a label)
- arch/arm64/boot/dts/rockchip/rk3328.dtsi, line 1615 (as a label)
- arch/arm64/boot/dts/rockchip/rk3368.dtsi, line 899 (as a label)