u-boot/arch/arm/dts/dragonboard820c.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * Qualcomm APQ8096 based Dragonboard 820C board device tree source
 *
 * (C) Copyright 2017 Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
 */

/dts-v1/;

#include "skeleton64.dtsi"
#include <dt-bindings/pinctrl/pinctrl-snapdragon.h>

/ {
	model = "Qualcomm Technologies, Inc. DB820c";
	compatible = "arrow,apq8096-db820c", "qcom,apq8096-sbc";
	#address-cells = <2>;
	#size-cells = <2>;

	aliases {
		serial0 = &blsp2_uart2;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory {
		device_type = "memory";
		reg = <0 0x80000000 0 0xc0000000>;
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		smem_mem: smem_region@86300000 {
			reg = <0x0 0x86300000 0x0 0x200000>;
			no-map;
		};
	};

	psci {
		compatible = "arm,psci-1.0";
		method = "smc";
	};

	smem {
		compatible = "qcom,smem";
		memory-region = <&smem_mem>;
	};

	soc: soc {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0 0 0 0xffffffff>;
		compatible = "simple-bus";

		gcc: clock-controller@300000 {
			compatible = "qcom,gcc-msm8996";
			#clock-cells = <1>;
			#reset-cells = <1>;
			#power-domain-cells = <1>;
			reg = <0x300000 0x90000>;
		};

		pinctrl: qcom,tlmm@1010000 {
			compatible = "qcom,tlmm-apq8096";
			reg = <0x1010000 0x400000>;

			blsp8_uart: uart {
				function = "blsp_uart8";
				pins = "GPIO_4", "GPIO_5";
				drive-strength = <DRIVE_STRENGTH_8MA>;
				bias-disable;
			};
		};

		blsp2_uart2: serial@75b0000 {
			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
			reg = <0x75b0000 0x1000>;
			clock = <&gcc 4>;
			pinctrl-names = "uart";
			pinctrl-0 = <&blsp8_uart>;
		};

		sdhc2: sdhci@74a4900 {
			compatible = "qcom,sdhci-msm-v4";
			reg = <0x74a4900 0x314>, <0x74a4000 0x800>;
			index = <0x0>;
			bus-width = <4>;
			clock = <&gcc 0>;
			clock-frequency = <200000000>;
		 };

		spmi_bus: spmi@400f000 {
			compatible = "qcom,spmi-pmic-arb";
			reg = <0x0400f000 0x1000>,
			      <0x04400000 0x800000>,
			      <0x04c00000 0x800000>,
			      <0x05800000 0x200000>,
			      <0x0400a000 0x002100>;
			reg-names = "core", "chnls", "obsrvr", "intr", "cnfg";
			#address-cells = <0x1>;
			#size-cells = <0x1>;

			pmic0: pm8994@0 {
				compatible = "qcom,spmi-pmic";
				reg = <0x0 0x1>;
				#address-cells = <0x1>;
				#size-cells = <0x1>;

				pm8994_pon: pm8994_pon@800 {
					compatible = "qcom,pm8994-pwrkey";
					reg = <0x800 0x96>;
					#gpio-cells = <2>;
					gpio-controller;
					gpio-bank-name="pm8994_key.";
				};

				pm8994_gpios: pm8994_gpios@c000 {
					compatible = "qcom,pm8994-gpio";
					reg = <0xc000 0x400>;
					gpio-controller;
					gpio-count = <24>;
					#gpio-cells = <2>;
					gpio-bank-name="pm8994.";
				};
			};

			pmic1: pm8994@1 {
				compatible = "qcom,spmi-pmic";
				reg = <0x1 0x1>;
				#address-cells = <0x1>;
				#size-cells = <0x1>;
			};
		};
	};

};

#include "dragonboard820c-uboot.dtsi"