rockchip: add support for EZPRO Mrkaio M68S PLUS (#11020)

Specifications:

  CPU: RK3568B2 up to 2.0GHz
  NPU: 1TOPS
  RAM: 4GB
  Storage: 32G EMMC
  Ethernet: 2x 2.5G ports

Signed-off-by: mleaf <mleaf90@gmail.com>

package/boot/uboot-rockchip/Makefile

@@ -152,7 +152,8 @@ define U-Boot/mrkaio-m68s-rk3568
   BUILD_SUBTARGET:=armv8
   NAME:=Mrkaio M68S
   BUILD_DEVICES:= \
-    ezpro_mrkaio-m68s
+    ezpro_mrkaio-m68s \
+    ezpro_mrkaio-m68s-plus
   DEPENDS:=+PACKAGE_u-boot-mrkaio-m68s-rk3568:arm-trusted-firmware-rk3568
   PKG_BUILD_DEPENDS:=arm-trusted-firmware-rockchip-vendor
   ATF:=rk3568_bl31_v1.28.elf

target/linux/rockchip/armv8/base-files/etc/board.d/02_network

@@ -10,6 +10,7 @@ rockchip_setup_interfaces()
 	case "$board" in
 	ariaboard,photonicat|\
 	ezpro,mrkaio-m68s|\
+	ezpro,mrkaio-m68s-plus|\
 	hinlink,opc-h66k|\
 	friendlyarm,nanopi-r2c|\
 	friendlyarm,nanopi-r2s|\
@@ -79,6 +80,7 @@ rockchip_setup_macs()
 	case "$board" in
 	ariaboard,photonicat|\
 	ezpro,mrkaio-m68s|\
+	ezpro,mrkaio-m68s-plus|\
 	hinlink,opc-h66k|\
 	hinlink,opc-h68k|\
 	fastrhino,r66s|\

target/linux/rockchip/files/arch/arm64/boot/dts/rockchip/rk3568-mrkaio-m68s-plus.dts

@@ -0,0 +1,636 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+// Copyright (c) 2023 mleaf <mleaf90@gmail.com>
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include <dt-bindings/soc/rockchip,vop2.h>
+#include "rk3568.dtsi"
+
+/ {
+	model = "EZPRO Mrkaio M68S PLUS";
+	compatible = "ezpro,mrkaio-m68s-plus", "rockchip,rk3568";
+
+	aliases {
+		mmc0 = &sdmmc0;
+		mmc1 = &sdhci;
+
+		led-boot = &led_sys;
+		led-failsafe = &led_sys;
+		led-running = &led_sys;
+		led-upgrade = &led_sys;
+	};
+
+	chosen {
+		stdout-path = "serial2:1500000n8";
+	};
+
+#ifdef DTS_NO_LEGACY
+	hdmi-con {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con_in: endpoint {
+				remote-endpoint = <&hdmi_out_con>;
+			};
+		};
+	};
+#endif
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_sys_en>;
+
+		led_sys: sys {
+			label = "red:sys";
+			gpios = <&gpio3 RK_PC0 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	dc_12v: dc-12v {
+		compatible = "regulator-fixed";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		regulator-name = "dc_12v";
+	};
+
+	vcc3v3_sys: vcc3v3-sys {
+		compatible = "regulator-fixed";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-name = "vcc3v3_sys";
+		vin-supply = <&dc_12v>;
+	};
+
+	vcc5v0_sys: vcc5v0-sys {
+		compatible = "regulator-fixed";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-name = "vcc5v0_sys";
+		vin-supply = <&dc_12v>;
+	};
+
+	vcc5v0_usb_host: vcc5v0-usb-host {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio2 RK_PB2 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vcc5v0_usb_host_en>;
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-name = "vcc5v0_usb_host";
+	};
+
+	vcc5v0_usb_otg: vcc5v0-usb-otg {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio2 RK_PB1 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vcc5v0_usb_otg_en>;
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-name = "vcc5v0_usb_otg";
+	};
+
+	switch_otg: switch-otg-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio2 RK_PC6 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb_otg_switch>;
+		regulator-name = "switch_otg";
+		regulator-always-on;
+	};
+
+	vcc3v3_pcie: vcc3v3-pcie {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
+		regulator-name = "vcc3v3_pcie";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		startup-delay-us = <5000>;
+		vin-supply = <&dc_12v>;
+	};
+};
+
+&combphy0 {
+	status = "okay";
+};
+
+&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>;
+};
+
+#ifdef DTS_NO_LEGACY
+&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";
+};
+#endif
+
+&i2c0 {
+	status = "okay";
+
+	vdd_cpu: regulator@1c {
+		compatible = "tcs,tcs4525";
+		reg = <0x1c>;
+		fcs,suspend-voltage-selector = <1>;
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <712500>;
+		regulator-max-microvolt = <1390000>;
+		regulator-name = "vdd_cpu";
+		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>;
+		rockchip,system-power-controller;
+		wakeup-source;
+
+		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>;
+
+		regulators {
+			vdd_logic: DCDC_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-init-microvolt = <900000>;
+				regulator-initial-mode = <0x2>;
+				regulator-min-microvolt = <500000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-name = "vdd_logic";
+				regulator-ramp-delay = <6001>;
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdd_gpu: DCDC_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-init-microvolt = <900000>;
+				regulator-initial-mode = <0x2>;
+				regulator-min-microvolt = <500000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-name = "vdd_gpu";
+				regulator-ramp-delay = <6001>;
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcc_ddr: DCDC_REG3 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-initial-mode = <0x2>;
+				regulator-name = "vcc_ddr";
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+			};
+
+			vdd_npu: DCDC_REG4 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-init-microvolt = <900000>;
+				regulator-initial-mode = <0x2>;
+				regulator-min-microvolt = <500000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-name = "vdd_npu";
+				regulator-ramp-delay = <6001>;
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcc_1v8: DCDC_REG5 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc_1v8";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdda0v9_image: LDO_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <900000>;
+				regulator-name = "vdda0v9_image";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdda_0v9: LDO_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <900000>;
+				regulator-name = "vdda_0v9";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdda0v9_pmu: LDO_REG3 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <900000>;
+				regulator-max-microvolt = <900000>;
+				regulator-name = "vdda0v9_pmu";
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <900000>;
+				};
+			};
+
+			vccio_acodec: LDO_REG4 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vccio_acodec";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vccio_sd: LDO_REG5 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vccio_sd";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcc3v3_pmu: LDO_REG6 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc3v3_pmu";
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <3300000>;
+				};
+			};
+
+			vcca_1v8: LDO_REG7 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcca_1v8";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcca1v8_pmu: LDO_REG8 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcca1v8_pmu";
+
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vcca1v8_image: LDO_REG9 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcca1v8_image";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcc_3v3: SWITCH_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-name = "vcc_3v3";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vcc3v3_sd: SWITCH_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-name = "vcc3v3_sd";
+
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+		};
+	};
+};
+
+#ifdef DTS_NO_LEGACY
+&i2s0_8ch {
+	status = "okay";
+};
+#endif
+
+&pcie2x1 {
+	num-lanes = <1>;
+	num-viewport = <4>;
+	reset-gpios = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+
+	pcie@00 {
+		reg = <0x00000000 0 0 0 0>;
+		#address-cells = <3>;
+		#size-cells = <2>;
+
+		r8125_1: pcie@01,0 {
+			reg = <0x000000 0 0 0 0>;
+		};
+	};
+};
+
+&pcie30phy {
+	data-lanes = <1 2>;
+	status = "okay";
+};
+
+&pcie3x1 {
+	num-lanes = <1>;
+	num-viewport = <4>;
+	reset-gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+
+	pcie@10 {
+		reg = <0x00100000 0 0 0 0>;
+		#address-cells = <3>;
+		#size-cells = <2>;
+
+		r8125_2: pcie@10,0 {
+			reg = <0x000000 0 0 0 0>;
+		};
+	};
+};
+
+&pcie3x2 {
+	num-lanes = <1>;
+	max-link-speed = <2>;
+	num-ib-windows = <8>;
+	num-ob-windows = <8>;
+	num-viewport = <4>;
+	reset-gpios = <&gpio2 RK_PD6 GPIO_ACTIVE_HIGH>;
+	vpcie3v3-supply = <&vcc3v3_pcie>;
+	status = "okay";
+};
+
+&pinctrl {
+	leds {
+		led_sys_en: led_sys_en {
+			rockchip,pins = <3 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	pmic {
+		pmic_int: pmic_int {
+			rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
+	usb {
+		vcc5v0_usb_host_en: vcc5v0_usb_host_en {
+			rockchip,pins = <2 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		vcc5v0_usb_otg_en: vcc5v0_usb_otg_en {
+			rockchip,pins = <2 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+		
+		usb_otg_switch: usb-otg-switch {
+			rockchip,pins = <2 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
+&pmu_io_domains {
+	pmuio1-supply = <&vcc3v3_pmu>;
+	pmuio2-supply = <&vcc3v3_pmu>;
+	vccio1-supply = <&vccio_acodec>;
+	vccio2-supply = <&vcc_1v8>;
+	vccio3-supply = <&vccio_sd>;
+	vccio4-supply = <&vcc_1v8>;
+	vccio5-supply = <&vcc_3v3>;
+	vccio6-supply = <&vcc_1v8>;
+	vccio7-supply = <&vcc_3v3>;
+	status = "okay";
+};
+
+&rng {
+	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";
+};
+
+&sdmmc0 {
+	bus-width = <4>;
+	cap-sd-highspeed;
+	cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
+	disable-wp;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc0_bus4 &sdmmc0_clk &sdmmc0_cmd &sdmmc0_det>;
+	sd-uhs-sdr104;
+	vmmc-supply = <&vcc3v3_sd>;
+	vqmmc-supply = <&vccio_sd>;
+	status = "okay";
+};
+
+&tsadc {
+	rockchip,hw-tshut-mode = <1>;
+	rockchip,hw-tshut-polarity = <0>;
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usb_host0_xhci {
+	dr_mode = "host";
+	status = "okay";
+};
+
+&usb_host1_ehci {
+	status = "okay";
+};
+
+&usb_host1_ohci {
+	status = "okay";
+};
+
+&usb_host1_xhci {
+	status = "okay";
+};
+
+&usb2phy0 {
+	status = "okay";
+};
+
+&usb2phy0_host {
+	phy-supply = <&vcc5v0_usb_host>;
+	status = "okay";
+};
+
+&usb2phy0_otg {
+	phy-supply = <&vcc5v0_usb_otg>;
+	status = "okay";
+};
+
+&usb2phy1 {
+	status = "okay";
+};
+
+&usb2phy1_host {
+	phy-supply = <&vcc5v0_usb_host>;
+	status = "okay";
+};
+
+&usb2phy1_otg {
+	phy-supply = <&vcc5v0_usb_host>;
+	status = "okay";
+};
+
+#ifdef DTS_NO_LEGACY
+&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>;
+	};
+};
+#endif

target/linux/rockchip/image/armv8.mk

@@ -22,6 +22,16 @@ define Device/ezpro_mrkaio-m68s
 endef
 TARGET_DEVICES += ezpro_mrkaio-m68s
 
+define Device/ezpro_mrkaio-m68s-plus
+  DEVICE_VENDOR := EZPRO
+  DEVICE_MODEL := Mrkaio M68S PLUS
+  SOC := rk3568
+  UBOOT_DEVICE_NAME := mrkaio-m68s-rk3568
+  IMAGE/sysupgrade.img.gz := boot-common | boot-script nanopi-r5s | pine64-img | gzip | append-metadata
+  DEVICE_PACKAGES := kmod-r8125 kmod-ata-ahci kmod-ata-ahci-platform kmod-nvme kmod-scsi-core
+endef
+TARGET_DEVICES += ezpro_mrkaio-m68s-plus
+
 define Device/hinlink_common
   DEVICE_VENDOR := HINLINK
   SOC := rk3568

target/linux/rockchip/patches-5.15/210-rockchip-rk356x-add-support-for-new-boards.patch

@@ -1,11 +1,12 @@
 --- a/arch/arm64/boot/dts/rockchip/Makefile
 +++ b/arch/arm64/boot/dts/rockchip/Makefile
-@@ -59,3 +59,13 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sa
+@@ -59,3 +59,14 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sa
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399pro-rock-pi-n10.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-photonicat.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-mrkaio-m68s.dtb
++dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-mrkaio-m68s-plus.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5s.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-radxa-e25.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-opc-h66k.dtb

target/linux/rockchip/patches-6.1/210-rockchip-rk356x-add-support-for-new-boards.patch

@@ -1,12 +1,13 @@
 --- a/arch/arm64/boot/dts/rockchip/Makefile
 +++ b/arch/arm64/boot/dts/rockchip/Makefile
-@@ -79,3 +79,12 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-so
+@@ -79,3 +79,13 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-so
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-3a.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-photonicat.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-radxa-e25.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-mrkaio-m68s.dtb
++dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-mrkaio-m68s-plus.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5s.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-opc-h66k.dtb
 +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-opc-h68k.dtb