u-boot/arch/arm/dts/exynos54xx-pinctrl-uboot.dtsi

/*
 * U-Boot additions to enable a generic Exynos GPIO driver
 *
 * Copyright (c) 2014 Google, Inc
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/{
	/*
	 * Replicate the ordering of arch/arm/include/asm/arch-exynos/gpio.h
	 * TODO(sjg@chromium.org): This ordering ceases to matter once GPIO
	 * numbers are not needed in U-Boot for exynos.
	 */
	pinctrl@14010000 {
		#address-cells = <1>;
		#size-cells = <1>;
	};
	pinctrl@13400000 {
		#address-cells = <1>;
		#size-cells = <1>;
		gpy7 {
		};

		gpx0 {
			reg = <0xc00 0x0>;
		};
	};
	pinctrl@13410000 {
		#address-cells = <1>;
		#size-cells = <1>;
	};
	pinctrl@14000000 {
		#address-cells = <1>;
		#size-cells = <1>;
	};
	pinctrl@03860000 {
		#address-cells = <1>;
		#size-cells = <1>;
	};

};