Defined in 4 files as a label:
- arch/arm/boot/dts/exynos4210-pinctrl.dtsi, line 738 (as a label)
- arch/arm/boot/dts/exynos4x12-pinctrl.dtsi, line 773 (as a label)
- arch/arm/boot/dts/exynos5250-pinctrl.dtsi, line 530 (as a label)
- arch/arm/boot/dts/s5pv210-pinctrl.dtsi, line 686 (as a label)