Defined in 4 files as a label:
- arch/arm/boot/dts/imx28-tx28.dts, line 322 (as a label)
- arch/arm/boot/dts/imx53-tx53-x03x.dts, line 214 (as a label)
- arch/arm/boot/dts/imx6qdl-tx6.dtsi, line 306 (as a label)
- arch/arm/boot/dts/imx6ul-tx6ul.dtsi, line 376 (as a label)