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diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
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index 000000000..e38c59cf1
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+++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
@@ -0,0 +1,423 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Samsung Exynos7 Espresso board device tree source
+ *
+ * Copyright (c) 2014 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ */
+
+/dts-v1/;
+#include "exynos7.dtsi"
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/clock/samsung,s2mps11.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "Samsung Exynos7 Espresso board based on Exynos7";
+ compatible = "samsung,exynos7-espresso", "samsung,exynos7";
+
+ aliases {
+ serial0 = &serial_2;
+ mshc0 = &mmc_0;
+ mshc2 = &mmc_2;
+ };
+
+ chosen {
+ stdout-path = &serial_2;
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x0 0x40000000 0x0 0xC0000000>;
+ };
+
+ usb30_vbus_reg: regulator-usb30 {
+ compatible = "regulator-fixed";
+ regulator-name = "VBUS_5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gph1 1 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb30_vbus_en>;
+ enable-active-high;
+ };
+
+ usb3drd_boost_5v: regulator-usb3drd-boost {
+ compatible = "regulator-fixed";
+ regulator-name = "VUSB_VBUS_5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpf4 1 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb3drd_boost_en>;
+ enable-active-high;
+ };
+
+};
+
+&fin_pll {
+ clock-frequency = <24000000>;
+};
+
+&gpu {
+ mali-supply = <&buck6_reg>;
+ status = "okay";
+};
+
+&serial_2 {
+ status = "okay";
+};
+
+&rtc {
+ status = "okay";
+ clocks = <&clock_ccore PCLK_RTC>, <&s2mps15_osc S2MPS11_CLK_AP>;
+ clock-names = "rtc", "rtc_src";
+};
+
+&watchdog {
+ status = "okay";
+};
+
+&adc {
+ status = "okay";
+};
+
+&hsi2c_4 {
+ samsung,i2c-sda-delay = <100>;
+ samsung,i2c-max-bus-freq = <200000>;
+ status = "okay";
+
+ pmic@66 {
+ compatible = "samsung,s2mps15-pmic";
+ reg = <0x66>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-parent = <&gpa0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pmic_irq>;
+ wakeup-source;
+
+ s2mps15_osc: clocks {
+ compatible = "samsung,s2mps13-clk";
+ #clock-cells = <1>;
+ clock-output-names = "s2mps13_ap", "s2mps13_cp",
+ "s2mps13_bt";
+ };
+
+ regulators {
+ ldo1_reg: LDO1 {
+ regulator-name = "vdd_ldo1";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <900000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo2_reg: LDO2 {
+ regulator-name = "vqmmc-sdcard";
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo3_reg: LDO3 {
+ regulator-name = "vdd_ldo3";
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <1980000>;
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo4_reg: LDO4 {
+ regulator-name = "vdd_ldo4";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1110000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo5_reg: LDO5 {
+ regulator-name = "vdd_ldo5";
+ regulator-min-microvolt = <1620000>;
+ regulator-max-microvolt = <1980000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo6_reg: LDO6 {
+ regulator-name = "vdd_ldo6";
+ regulator-min-microvolt = <2250000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo7_reg: LDO7 {
+ regulator-name = "vdd_ldo7";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1150000>;
+ regulator-enable-ramp-delay = <125>;
+ regulator-always-on;
+ };
+
+ ldo8_reg: LDO8 {
+ regulator-name = "vdd_ldo8";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo9_reg: LDO9 {
+ regulator-name = "vdd_ldo9";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo10_reg: LDO10 {
+ regulator-name = "vdd_ldo10";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1000000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo11_reg: LDO11 {
+ regulator-name = "vdd_ldo11";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo12_reg: LDO12 {
+ regulator-name = "vdd_ldo12";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-enable-ramp-delay = <125>;
+ regulator-always-on;
+ };
+
+ ldo13_reg: LDO13 {
+ regulator-name = "vdd_ldo13";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-always-on;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo14_reg: LDO14 {
+ regulator-name = "vdd_ldo14";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3375000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo17_reg: LDO17 {
+ regulator-name = "vmmc-sdcard";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3375000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo18_reg: LDO18 {
+ regulator-name = "vdd_ldo18";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <2275000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo19_reg: LDO19 {
+ regulator-name = "vdd_ldo19";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3375000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo21_reg: LDO21 {
+ regulator-name = "vdd_ldo21";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3375000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo23_reg: LDO23 {
+ regulator-name = "vdd_ldo23";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <2275000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo25_reg: LDO25 {
+ regulator-name = "vdd_ldo25";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3375000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo26_reg: LDO26 {
+ regulator-name = "vdd_ldo26";
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1470000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ ldo27_reg: LDO27 {
+ regulator-name = "vdd_ldo27";
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <2275000>;
+ regulator-enable-ramp-delay = <125>;
+ };
+
+ buck1_reg: BUCK1 {
+ regulator-name = "vdd_mif";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-ramp-delay = <25000>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck2_reg: BUCK2 {
+ regulator-name = "vdd_atlas";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-ramp-delay = <12500>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck4_reg: BUCK4 {
+ regulator-name = "vdd_int";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-ramp-delay = <12500>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck5_reg: BUCK5 {
+ regulator-name = "vdd_buck5";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-ramp-delay = <25000>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck6_reg: BUCK6 {
+ regulator-name = "vdd_g3d";
+ regulator-min-microvolt = <500000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-ramp-delay = <12500>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck7_reg: BUCK7 {
+ regulator-name = "vdd_buck7";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-always-on;
+ regulator-ramp-delay = <25000>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck8_reg: BUCK8 {
+ regulator-name = "vdd_buck8";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-always-on;
+ regulator-ramp-delay = <25000>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck9_reg: BUCK9 {
+ regulator-name = "vdd_buck9";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <2100000>;
+ regulator-always-on;
+ regulator-ramp-delay = <25000>;
+ regulator-enable-ramp-delay = <250>;
+ };
+
+ buck10_reg: BUCK10 {
+ regulator-name = "vdd_buck10";
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-always-on;
+ regulator-ramp-delay = <25000>;
+ regulator-enable-ramp-delay = <250>;
+ };
+ };
+ };
+};
+
+&pinctrl_alive {
+ pmic_irq: pmic-irq-pins {
+ samsung,pins = "gpa0-2";
+ samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
+ samsung,pin-drv = <EXYNOS7_PIN_DRV_LV4>;
+ };
+};
+
+&mmc_0 {
+ status = "okay";
+ cap-mmc-highspeed;
+ mmc-hs200-1_8v;
+ non-removable;
+ card-detect-delay = <200>;
+ clock-frequency = <800000000>;
+ samsung,dw-mshc-ciu-div = <3>;
+ samsung,dw-mshc-sdr-timing = <0 4>;
+ samsung,dw-mshc-ddr-timing = <0 2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_qrdy &sd0_bus1 &sd0_bus4 &sd0_bus8>;
+ bus-width = <8>;
+};
+
+&mmc_2 {
+ status = "okay";
+ cap-sd-highspeed;
+ card-detect-delay = <200>;
+ clock-frequency = <400000000>;
+ samsung,dw-mshc-ciu-div = <3>;
+ samsung,dw-mshc-sdr-timing = <2 3>;
+ samsung,dw-mshc-ddr-timing = <1 2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
+ bus-width = <4>;
+ vmmc-supply = <&ldo17_reg>;
+ vqmmc-supply = <&ldo2_reg>;
+ disable-wp;
+};
+
+&pinctrl_bus1 {
+ usb30_vbus_en: usb30-vbus-en-pins {
+ samsung,pins = "gph1-1";
+ samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
+ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS7_PIN_DRV_LV1>;
+ };
+
+ usb3drd_boost_en: usb3drd-boost-en-pins {
+ samsung,pins = "gpf4-1";
+ samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
+ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS7_PIN_DRV_LV1>;
+ };
+};
+
+&ufs {
+ status = "okay";
+};
+
+&usbdrd {
+ vdd10-supply = <&ldo4_reg>;
+ vdd33-supply = <&ldo6_reg>;
+};
+
+&usbdrd_phy {
+ vbus-supply = <&usb30_vbus_reg>;
+ vbus-boost-supply = <&usb3drd_boost_5v>;
+};
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