--- /dev/null
+From deaefeaf3df433d50935b9a85076041040f06d74 Mon Sep 17 00:00:00 2001
+Date: Tue, 14 Oct 2025 13:12:26 +0800
+Subject: [PATCH] arm64: dts: rockchip: add LinkEase EasePi R1
+
+LinkEase EasePi R1 [1] is a high-performance mini router.
+
+Specification:
+- Rockchip RK3568
+- 2GB/4GB LPDDR4 RAM
+- 16GB on-board eMMC
+- 1x M.2 key for 2280 NVMe (PCIe 3.0)
+- 1x USB 3.0 Type-A
+- 1x USB 2.0 Type-C (for USB flashing)
+- 2x 1000 Base-T (native, RTL8211F)
+- 2x 2500 Base-T (PCIe, RTL8125B)
+- 1x HDMI 2.0 Output
+- 12v DC Jack
+- 1x Power key connected to PMIC
+- 2x LEDs (one static power supplied, one GPIO controlled)
+
+[1] https://doc.linkease.com/zh/guide/easepi-r1/hardware.html
+
+---
+ arch/arm64/boot/dts/rockchip/Makefile | 1 +
+ .../boot/dts/rockchip/rk3568-easepi-r1.dts | 623 ++++++++++++++++++
+ 2 files changed, 624 insertions(+)
+ create mode 100644 arch/arm64/boot/dts/rockchip/rk3568-easepi-r1.dts
+
+--- a/arch/arm64/boot/dts/rockchip/Makefile
++++ b/arch/arm64/boot/dts/rockchip/Makefile
+@@ -109,6 +109,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-bo
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-lckfb-tspi.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-lubancat-1.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
++dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-easepi-r1.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r66s.dtb
+ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r68s.dtb
+--- /dev/null
++++ b/arch/arm64/boot/dts/rockchip/rk3568-easepi-r1.dts
+@@ -0,0 +1,623 @@
++// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
++
++/dts-v1/;
++
++#include <dt-bindings/gpio/gpio.h>
++#include <dt-bindings/input/input.h>
++#include <dt-bindings/leds/common.h>
++#include <dt-bindings/pinctrl/rockchip.h>
++#include <dt-bindings/soc/rockchip,vop2.h>
++#include "rk3568.dtsi"
++
++/ {
++ model = "LinkEase EasePi R1";
++ compatible = "linkease,easepi-r1", "rockchip,rk3568";
++
++ aliases {
++ ethernet0 = &gmac0;
++ ethernet1 = &gmac1;
++ mmc0 = &sdhci;
++ };
++
++ chosen: chosen {
++ stdout-path = "serial2:1500000n8";
++ };
++
++ adc-keys {
++ compatible = "adc-keys";
++ io-channels = <&saradc 0>;
++ io-channel-names = "buttons";
++ keyup-threshold-microvolt = <1800000>;
++
++ button-recovery {
++ label = "Recovery";
++ linux,code = <KEY_VENDOR>;
++ press-threshold-microvolt = <1750>;
++ };
++ };
++
++ gpio-leds {
++ compatible = "gpio-leds";
++ pinctrl-names = "default";
++ pinctrl-0 = <&status_led_pin>;
++
++ status_led: led-status {
++ color = <LED_COLOR_ID_GREEN>;
++ function = LED_FUNCTION_STATUS;
++ gpios = <&gpio2 RK_PD7 GPIO_ACTIVE_HIGH>;
++ linux,default-trigger = "heartbeat";
++ };
++ };
++
++ hdmi-con {
++ compatible = "hdmi-connector";
++ type = "a";
++
++ port {
++ hdmi_con_in: endpoint {
++ remote-endpoint = <&hdmi_out_con>;
++ };
++ };
++ };
++
++ dc_12v: regulator-dc-12v {
++ compatible = "regulator-fixed";
++ regulator-name = "dc_12v";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <12000000>;
++ regulator-max-microvolt = <12000000>;
++ };
++
++ vcc5v0_sys: regulator-vcc5v0-sys {
++ compatible = "regulator-fixed";
++ regulator-name = "vcc5v0_sys";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <5000000>;
++ regulator-max-microvolt = <5000000>;
++ vin-supply = <&dc_12v>;
++ };
++
++ vcc3v3_sys: regulator-vcc3v3-sys {
++ compatible = "regulator-fixed";
++ regulator-name = "vcc3v3_sys";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <3300000>;
++ regulator-max-microvolt = <3300000>;
++ vin-supply = <&dc_12v>;
++ };
++
++ pcie30_avdd0v9: regulator-pcie30-avdd0v9 {
++ compatible = "regulator-fixed";
++ regulator-name = "pcie30_avdd0v9";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <900000>;
++ regulator-max-microvolt = <900000>;
++ vin-supply = <&vcc3v3_sys>;
++ };
++
++ pcie30_avdd1v8: regulator-pcie30-avdd1v8 {
++ compatible = "regulator-fixed";
++ regulator-name = "pcie30_avdd1v8";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <1800000>;
++ regulator-max-microvolt = <1800000>;
++ vin-supply = <&vcc3v3_sys>;
++ };
++
++ regulator-vdd0v95-25glan {
++ compatible = "regulator-fixed";
++ enable-active-high;
++ gpio = <&gpio3 RK_PB1 GPIO_ACTIVE_HIGH>;
++ pinctrl-names = "default";
++ pinctrl-0 = <&vdd0v95_25glan_en>;
++ regulator-name = "vdd0v95_25glan";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <950000>;
++ regulator-max-microvolt = <950000>;
++ vin-supply = <&vcc3v3_sys>;
++ };
++
++ vcc3v3_nvme: regulator-vcc3v3-nvme {
++ compatible = "regulator-fixed";
++ enable-active-high;
++ gpio = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
++ pinctrl-names = "default";
++ pinctrl-0 = <&vcc3v3_nvme_en>;
++ regulator-name = "vcc3v3_nvme";
++ regulator-min-microvolt = <3300000>;
++ regulator-max-microvolt = <3300000>;
++ vin-supply = <&dc_12v>;
++ };
++
++};
++
++&combphy1 {
++ status = "okay";
++};
++
++&combphy2 {
++ status = "okay";
++};
++
++&cpu0 {
++ cpu-supply = <&vdd_cpu>;
++};
++
++&cpu1 {
++ cpu-supply = <&vdd_cpu>;
++};
++
++&cpu2 {
++ cpu-supply = <&vdd_cpu>;
++};
++
++&cpu3 {
++ cpu-supply = <&vdd_cpu>;
++};
++
++&gmac0 {
++ assigned-clocks = <&cru SCLK_GMAC0_RX_TX>, <&cru SCLK_GMAC0>;
++ assigned-clock-parents = <&cru SCLK_GMAC0_RGMII_SPEED>;
++ assigned-clock-rates = <0>, <125000000>;
++ phy-handle = <&rgmii_phy0>;
++ phy-mode = "rgmii-id";
++ pinctrl-names = "default";
++ pinctrl-0 = <&gmac0_miim
++ &gmac0_tx_bus2
++ &gmac0_rx_bus2
++ &gmac0_rgmii_clk
++ &gmac0_rgmii_bus>;
++ status = "okay";
++};
++
++&gmac1 {
++ assigned-clocks = <&cru SCLK_GMAC1_RX_TX>, <&cru SCLK_GMAC1>;
++ assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>;
++ assigned-clock-rates = <0>, <125000000>;
++ phy-handle = <&rgmii_phy1>;
++ phy-mode = "rgmii-id";
++ pinctrl-names = "default";
++ pinctrl-0 = <&gmac1m1_miim
++ &gmac1m1_tx_bus2
++ &gmac1m1_rx_bus2
++ &gmac1m1_rgmii_clk
++ &gmac1m1_rgmii_bus>;
++ status = "okay";
++};
++
++&gpu {
++ mali-supply = <&vdd_gpu>;
++ status = "okay";
++};
++
++&hdmi {
++ avdd-0v9-supply = <&vdda0v9_image>;
++ avdd-1v8-supply = <&vcca1v8_image>;
++ status = "okay";
++};
++
++&hdmi_in {
++ hdmi_in_vp0: endpoint {
++ remote-endpoint = <&vp0_out_hdmi>;
++ };
++};
++
++&hdmi_out {
++ hdmi_out_con: endpoint {
++ remote-endpoint = <&hdmi_con_in>;
++ };
++};
++
++&hdmi_sound {
++ status = "okay";
++};
++
++&i2c0 {
++ status = "okay";
++
++ vdd_cpu: regulator@1c {
++ compatible = "tcs,tcs4525";
++ reg = <0x1c>;
++ fcs,suspend-voltage-selector = <1>;
++ regulator-name = "vdd_cpu";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <800000>;
++ regulator-max-microvolt = <1150000>;
++ regulator-ramp-delay = <2300>;
++ vin-supply = <&vcc5v0_sys>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ rk809: pmic@20 {
++ compatible = "rockchip,rk809";
++ reg = <0x20>;
++ interrupt-parent = <&gpio0>;
++ interrupts = <RK_PA3 IRQ_TYPE_LEVEL_LOW>;
++ #clock-cells = <1>;
++ pinctrl-names = "default";
++ pinctrl-0 = <&pmic_int>;
++ system-power-controller;
++ vcc1-supply = <&vcc3v3_sys>;
++ vcc2-supply = <&vcc3v3_sys>;
++ vcc3-supply = <&vcc3v3_sys>;
++ vcc4-supply = <&vcc3v3_sys>;
++ vcc5-supply = <&vcc3v3_sys>;
++ vcc6-supply = <&vcc3v3_sys>;
++ vcc7-supply = <&vcc3v3_sys>;
++ vcc8-supply = <&vcc3v3_sys>;
++ vcc9-supply = <&vcc3v3_sys>;
++ wakeup-source;
++
++ regulators {
++ vdd_logic: DCDC_REG1 {
++ regulator-name = "vdd_logic";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-initial-mode = <0x2>;
++ regulator-min-microvolt = <500000>;
++ regulator-max-microvolt = <1350000>;
++ regulator-ramp-delay = <6001>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vdd_gpu: DCDC_REG2 {
++ regulator-name = "vdd_gpu";
++ regulator-always-on;
++ regulator-initial-mode = <0x2>;
++ regulator-min-microvolt = <500000>;
++ regulator-max-microvolt = <1350000>;
++ regulator-ramp-delay = <6001>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vcc_ddr: DCDC_REG3 {
++ regulator-name = "vcc_ddr";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-initial-mode = <0x2>;
++
++ regulator-state-mem {
++ regulator-on-in-suspend;
++ };
++ };
++
++ vdd_npu: DCDC_REG4 {
++ regulator-name = "vdd_npu";
++ regulator-initial-mode = <0x2>;
++ regulator-min-microvolt = <500000>;
++ regulator-max-microvolt = <1350000>;
++ regulator-ramp-delay = <6001>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vcc_1v8: DCDC_REG5 {
++ regulator-name = "vcc_1v8";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <1800000>;
++ regulator-max-microvolt = <1800000>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vdda0v9_image: LDO_REG1 {
++ regulator-name = "vdda0v9_image";
++ regulator-min-microvolt = <950000>;
++ regulator-max-microvolt = <950000>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vdda_0v9: LDO_REG2 {
++ regulator-name = "vdda_0v9";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <900000>;
++ regulator-max-microvolt = <900000>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vdda0v9_pmu: LDO_REG3 {
++ regulator-name = "vdda0v9_pmu";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <900000>;
++ regulator-max-microvolt = <900000>;
++
++ regulator-state-mem {
++ regulator-on-in-suspend;
++ regulator-suspend-microvolt = <900000>;
++ };
++ };
++
++ vccio_acodec: LDO_REG4 {
++ regulator-name = "vccio_acodec";
++ regulator-min-microvolt = <3300000>;
++ regulator-max-microvolt = <3300000>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vccio_sd: LDO_REG5 {
++ regulator-name = "vccio_sd";
++ regulator-min-microvolt = <1800000>;
++ regulator-max-microvolt = <3300000>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vcc3v3_pmu: LDO_REG6 {
++ regulator-name = "vcc3v3_pmu";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <3300000>;
++ regulator-max-microvolt = <3300000>;
++
++ regulator-state-mem {
++ regulator-on-in-suspend;
++ regulator-suspend-microvolt = <3300000>;
++ };
++ };
++
++ vcca_1v8: LDO_REG7 {
++ regulator-name = "vcca_1v8";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <1800000>;
++ regulator-max-microvolt = <1800000>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vcca1v8_pmu: LDO_REG8 {
++ regulator-name = "vcca1v8_pmu";
++ regulator-always-on;
++ regulator-boot-on;
++ regulator-min-microvolt = <1800000>;
++ regulator-max-microvolt = <1800000>;
++
++ regulator-state-mem {
++ regulator-on-in-suspend;
++ regulator-suspend-microvolt = <1800000>;
++ };
++ };
++
++ vcca1v8_image: LDO_REG9 {
++ regulator-name = "vcca1v8_image";
++ regulator-min-microvolt = <1800000>;
++ regulator-max-microvolt = <1800000>;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vcc_3v3: SWITCH_REG1 {
++ regulator-name = "vcc_3v3";
++ regulator-always-on;
++ regulator-boot-on;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++
++ vcc3v3_sd: SWITCH_REG2 {
++ regulator-name = "vcc3v3_sd";
++ regulator-always-on;
++ regulator-boot-on;
++
++ regulator-state-mem {
++ regulator-off-in-suspend;
++ };
++ };
++ };
++ };
++};
++
++&i2s0_8ch {
++ status = "okay";
++};
++
++&mdio0 {
++ rgmii_phy0: ethernet-phy@1 {
++ compatible = "ethernet-phy-ieee802.3-c22";
++ reg = <0x1>;
++ pinctrl-0 = <ð_phy0_reset_pin>;
++ pinctrl-names = "default";
++ reset-assert-us = <20000>;
++ reset-deassert-us = <100000>;
++ reset-gpios = <&gpio2 RK_PD3 GPIO_ACTIVE_LOW>;
++ };
++};
++
++&mdio1 {
++ rgmii_phy1: ethernet-phy@1 {
++ compatible = "ethernet-phy-ieee802.3-c22";
++ reg = <0x1>;
++ pinctrl-0 = <ð_phy1_reset_pin>;
++ pinctrl-names = "default";
++ reset-assert-us = <20000>;
++ reset-deassert-us = <100000>;
++ reset-gpios = <&gpio2 RK_PD1 GPIO_ACTIVE_LOW>;
++ };
++};
++
++/* ETH3 */
++&pcie2x1 {
++ reset-gpios = <&gpio3 RK_PA4 GPIO_ACTIVE_HIGH>;
++ vpcie3v3-supply = <&vcc3v3_sys>;
++ status = "okay";
++};
++
++&pcie30phy {
++ data-lanes = <1 2>;
++ status = "okay";
++};
++
++/* ETH2 */
++&pcie3x1 {
++ num-lanes = <1>;
++ reset-gpios = <&gpio3 RK_PA3 GPIO_ACTIVE_HIGH>;
++ vpcie3v3-supply = <&vcc3v3_sys>;
++ status = "okay";
++};
++
++/* M.2 Key for 2280 NVMe */
++&pcie3x2 {
++ num-lanes = <1>;
++ reset-gpios = <&gpio2 RK_PD6 GPIO_ACTIVE_HIGH>;
++ vpcie3v3-supply = <&vcc3v3_nvme>;
++ status = "okay";
++};
++
++&pinctrl {
++ gmac0 {
++ eth_phy0_reset_pin: eth-phy0-reset-pin {
++ rockchip,pins = <2 RK_PD3 RK_FUNC_GPIO &pcfg_pull_up>;
++ };
++ };
++
++ gmac1 {
++ eth_phy1_reset_pin: eth-phy1-reset-pin {
++ rockchip,pins = <2 RK_PD1 RK_FUNC_GPIO &pcfg_pull_up>;
++ };
++ };
++
++ gpio-leds {
++ status_led_pin: status-led-pin {
++ rockchip,pins = <2 RK_PD7 RK_FUNC_GPIO &pcfg_pull_none>;
++ };
++ };
++
++ nvme {
++ vcc3v3_nvme_en: vcc3v3-nvme-en {
++ rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
++ };
++ };
++
++ pcie-nic {
++ vdd0v95_25glan_en: vdd0v95-25glan-en {
++ rockchip,pins = <3 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>;
++ };
++ };
++
++ pmic {
++ pmic_int: pmic-int {
++ rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
++ };
++ };
++
++};
++
++&pmu_io_domains {
++ pmuio1-supply = <&vcc3v3_pmu>;
++ pmuio2-supply = <&vcc3v3_pmu>;
++ vccio1-supply = <&vccio_acodec>;
++ vccio3-supply = <&vccio_sd>;
++ vccio4-supply = <&vcc_1v8>;
++ vccio5-supply = <&vcc_3v3>;
++ vccio6-supply = <&vcc_1v8>;
++ vccio7-supply = <&vcc_3v3>;
++ status = "okay";
++};
++
++&saradc {
++ vref-supply = <&vcca_1v8>;
++ status = "okay";
++};
++
++&sdhci {
++ bus-width = <8>;
++ max-frequency = <200000000>;
++ non-removable;
++ pinctrl-names = "default";
++ pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_datastrobe>;
++ status = "okay";
++};
++
++&tsadc {
++ rockchip,hw-tshut-mode = <1>;
++ rockchip,hw-tshut-polarity = <0>;
++ status = "okay";
++};
++
++&uart2 {
++ status = "okay";
++};
++
++/* OTG Only USB2.0, Only device mode */
++&usb_host0_xhci {
++ dr_mode = "peripheral";
++ extcon = <&usb2phy0>;
++ maximum-speed = "high-speed";
++ phys = <&usb2phy0_otg>;
++ phy-names = "usb2-phy";
++ status = "okay";
++};
++
++&usb_host1_xhci {
++ status = "okay";
++};
++
++&usb2phy0 {
++ status = "okay";
++};
++
++&usb2phy0_host {
++ phy-supply = <&vcc5v0_sys>;
++ status = "okay";
++};
++
++&usb2phy0_otg {
++ status = "okay";
++};
++
++&vop {
++ assigned-clocks = <&cru DCLK_VOP0>, <&cru DCLK_VOP1>;
++ assigned-clock-parents = <&pmucru PLL_HPLL>, <&cru PLL_VPLL>;
++ status = "okay";
++};
++
++&vop_mmu {
++ status = "okay";
++};
++
++&vp0 {
++ vp0_out_hdmi: endpoint@ROCKCHIP_VOP2_EP_HDMI0 {
++ reg = <ROCKCHIP_VOP2_EP_HDMI0>;
++ remote-endpoint = <&hdmi_in_vp0>;
++ };
++};