diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 9900b44..b7c2754 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -161,6 +161,7 @@
 	meson-g12b-odroid-n2.dtb \
 	meson-g12b-a311d-khadas-vim3.dtb \
 	meson-sm1-khadas-vim3l.dtb \
+	meson-sm1-odroid-c4.dtb \
 	meson-sm1-sei610.dtb
 dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harmony.dtb \
 	tegra20-medcom-wide.dtb \
diff --git a/arch/arm/dts/meson-g12-common.dtsi b/arch/arm/dts/meson-g12-common.dtsi
index 0882ea2..593a006 100644
--- a/arch/arm/dts/meson-g12-common.dtsi
+++ b/arch/arm/dts/meson-g12-common.dtsi
@@ -250,6 +250,17 @@
 				};
 			};
 
+			acodec: audio-controller@32000 {
+				compatible = "amlogic,t9015";
+				reg = <0x0 0x32000 0x0 0x14>;
+				#sound-dai-cells = <0>;
+				sound-name-prefix = "ACODEC";
+				clocks = <&clkc CLKID_AUDIO_CODEC>;
+				clock-names = "pclk";
+				resets = <&reset RESET_AUDIO_CODEC>;
+				status = "disabled";
+			};
+
 			periphs: bus@34400 {
 				compatible = "simple-bus";
 				reg = <0x0 0x34400 0x0 0x400>;
@@ -2319,7 +2330,7 @@
 				reg = <0x0 0xff400000 0x0 0x40000>;
 				interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
 				clocks = <&clkc CLKID_USB1_DDR_BRIDGE>;
-				clock-names = "ddr";
+				clock-names = "otg";
 				phys = <&usb2_phy1>;
 				phy-names = "usb2-phy";
 				dr_mode = "peripheral";
diff --git a/arch/arm/dts/meson-g12.dtsi b/arch/arm/dts/meson-g12.dtsi
index 55d3902..6a1f4dc 100644
--- a/arch/arm/dts/meson-g12.dtsi
+++ b/arch/arm/dts/meson-g12.dtsi
@@ -343,6 +343,15 @@
 			status = "disabled";
 		};
 
+		toacodec: audio-controller@740 {
+			compatible = "amlogic,g12a-toacodec";
+			reg = <0x0 0x740 0x0 0x4>;
+			#sound-dai-cells = <1>;
+			sound-name-prefix = "TOACODEC";
+			resets = <&clkc_audio AUD_RESET_TOACODEC>;
+			status = "disabled";
+		};
+
 		tohdmitx: audio-controller@744 {
 			compatible = "amlogic,g12a-tohdmitx";
 			reg = <0x0 0x744 0x0 0x4>;
@@ -354,29 +363,6 @@
 	};
 };
 
-&cpu_thermal {
-	cooling-maps {
-		map0 {
-			trip = <&cpu_passive>;
-			cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu100 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu101 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu102 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu103 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
-		};
-		map1 {
-			trip = <&cpu_hot>;
-			cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu100 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu101 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu102 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-					 <&cpu103 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
-		};
-	};
-};
-
 &ethmac {
 	power-domains = <&pwrc PWRC_G12A_ETH_ID>;
 };
diff --git a/arch/arm/dts/meson-g12b-khadas-vim3.dtsi b/arch/arm/dts/meson-g12b-khadas-vim3.dtsi
index c33e85f..224c890 100644
--- a/arch/arm/dts/meson-g12b-khadas-vim3.dtsi
+++ b/arch/arm/dts/meson-g12b-khadas-vim3.dtsi
@@ -51,11 +51,11 @@
 	sound {
 		compatible = "amlogic,axg-sound-card";
 		model = "G12B-KHADAS-VIM3";
-		audio-aux-devs = <&tdmout_b>;
-		audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
-				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
-				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
-				"TDM_B Playback", "TDMOUT_B OUT";
+		audio-aux-devs = <&tdmout_a>;
+		audio-routing = "TDMOUT_A IN 0", "FRDDR_A OUT 0",
+				"TDMOUT_A IN 1", "FRDDR_B OUT 0",
+				"TDMOUT_A IN 2", "FRDDR_C OUT 0",
+				"TDM_A Playback", "TDMOUT_A OUT";
 
 		assigned-clocks = <&clkc CLKID_MPLL2>,
 				  <&clkc CLKID_MPLL0>,
@@ -80,7 +80,7 @@
 
 		/* 8ch hdmi interface */
 		dai-link-3 {
-			sound-dai = <&tdmif_b>;
+			sound-dai = <&tdmif_a>;
 			dai-format = "i2s";
 			dai-tdm-slot-tx-mask-0 = <1 1>;
 			dai-tdm-slot-tx-mask-1 = <1 1>;
@@ -89,7 +89,7 @@
 			mclk-fs = <256>;
 
 			codec {
-				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
+				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_A>;
 			};
 		};
 
@@ -154,6 +154,10 @@
 	clock-latency = <50000>;
 };
 
+&frddr_a {
+	status = "okay";
+};
+
 &frddr_b {
 	status = "okay";
 };
@@ -178,11 +182,11 @@
 	status = "okay";
 };
 
-&tdmif_b {
+&tdmif_a {
 	status = "okay";
 };
 
-&tdmout_b {
+&tdmout_a {
 	status = "okay";
 };
 
diff --git a/arch/arm/dts/meson-g12b-s922x.dtsi b/arch/arm/dts/meson-g12b-s922x.dtsi
index 046cc33..1e5d0ee 100644
--- a/arch/arm/dts/meson-g12b-s922x.dtsi
+++ b/arch/arm/dts/meson-g12b-s922x.dtsi
@@ -65,6 +65,11 @@
 			opp-hz = /bits/ 64 <1896000000>;
 			opp-microvolt = <981000>;
 		};
+
+		opp-1992000000 {
+			opp-hz = /bits/ 64 <1992000000>;
+			opp-microvolt = <1001000>;
+		};
 	};
 
 	cpub_opp_table_1: opp-table-1 {
@@ -120,5 +125,15 @@
 			opp-hz = /bits/ 64 <1704000000>;
 			opp-microvolt = <891000>;
 		};
+
+		opp-1800000000 {
+			opp-hz = /bits/ 64 <1800000000>;
+			opp-microvolt = <981000>;
+		};
+
+		opp-1908000000 {
+			opp-hz = /bits/ 64 <1908000000>;
+			opp-microvolt = <1022000>;
+		};
 	};
 };
diff --git a/arch/arm/dts/meson-g12b.dtsi b/arch/arm/dts/meson-g12b.dtsi
index 6dbc396..9b8548e 100644
--- a/arch/arm/dts/meson-g12b.dtsi
+++ b/arch/arm/dts/meson-g12b.dtsi
@@ -113,3 +113,25 @@
 	compatible = "amlogic,g12b-clkc";
 };
 
+&cpu_thermal {
+	cooling-maps {
+		map0 {
+			trip = <&cpu_passive>;
+			cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu100 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu101 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu102 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu103 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+		};
+		map1 {
+			trip = <&cpu_hot>;
+			cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu100 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu101 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu102 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					 <&cpu103 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+		};
+	};
+};
diff --git a/arch/arm/dts/meson-khadas-vim3.dtsi b/arch/arm/dts/meson-khadas-vim3.dtsi
index 094ecf2..1ef1e36 100644
--- a/arch/arm/dts/meson-khadas-vim3.dtsi
+++ b/arch/arm/dts/meson-khadas-vim3.dtsi
@@ -39,13 +39,13 @@
 	leds {
 		compatible = "gpio-leds";
 
-		white {
+		led-white {
 			label = "vim3:white:sys";
 			gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
 			linux,default-trigger = "heartbeat";
 		};
 
-		red {
+		led-red {
 			label = "vim3:red";
 			gpios = <&gpio_expander 5 GPIO_ACTIVE_LOW>;
 		};
diff --git a/arch/arm/dts/meson-sm1-odroid-c4.dts b/arch/arm/dts/meson-sm1-odroid-c4.dts
new file mode 100644
index 0000000..00d90b3
--- /dev/null
+++ b/arch/arm/dts/meson-sm1-odroid-c4.dts
@@ -0,0 +1,402 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Dongjin Kim <tobetter@gmail.com>
+ */
+
+/dts-v1/;
+
+#include "meson-sm1.dtsi"
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
+#include <dt-bindings/leds/common.h>
+
+/ {
+	compatible = "hardkernel,odroid-c4", "amlogic,sm1";
+	model = "Hardkernel ODROID-C4";
+
+	aliases {
+		serial0 = &uart_AO;
+		ethernet0 = &ethmac;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x0 0x0 0x40000000>;
+	};
+
+	emmc_pwrseq: emmc-pwrseq {
+		compatible = "mmc-pwrseq-emmc";
+		reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led-blue {
+			color = <LED_COLOR_ID_BLUE>;
+			function = LED_FUNCTION_STATUS;
+			gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "heartbeat";
+			panic-indicator;
+		};
+	};
+
+	tflash_vdd: regulator-tflash_vdd {
+		compatible = "regulator-fixed";
+
+		regulator-name = "TFLASH_VDD";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+
+		gpio = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		regulator-always-on;
+	};
+
+	tf_io: gpio-regulator-tf_io {
+		compatible = "regulator-gpio";
+
+		regulator-name = "TF_IO";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <3300000>;
+
+		gpios = <&gpio_ao GPIOAO_6 GPIO_ACTIVE_HIGH>;
+		gpios-states = <0>;
+
+		states = <3300000 0>,
+			 <1800000 1>;
+	};
+
+	flash_1v8: regulator-flash_1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "FLASH_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vcc_3v3>;
+		regulator-always-on;
+	};
+
+	main_12v: regulator-main_12v {
+		compatible = "regulator-fixed";
+		regulator-name = "12V";
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		regulator-always-on;
+	};
+
+	vcc_5v: regulator-vcc_5v {
+		compatible = "regulator-fixed";
+		regulator-name = "5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+		vin-supply = <&main_12v>;
+	};
+
+	vcc_1v8: regulator-vcc_1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vcc_3v3>;
+		regulator-always-on;
+	};
+
+	vcc_3v3: regulator-vcc_3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vddao_3v3>;
+		regulator-always-on;
+		/* FIXME: actually controlled by VDDCPU_B_EN */
+	};
+
+	vddcpu: regulator-vddcpu {
+		/*
+		 * MP8756GD Regulator.
+		 */
+		compatible = "pwm-regulator";
+
+		regulator-name = "VDDCPU";
+		regulator-min-microvolt = <721000>;
+		regulator-max-microvolt = <1022000>;
+
+		vin-supply = <&main_12v>;
+
+		pwms = <&pwm_AO_cd 1 1250 0>;
+		pwm-dutycycle-range = <100 0>;
+
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	hub_5v: regulator-hub_5v {
+		compatible = "regulator-fixed";
+		regulator-name = "HUB_5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc_5v>;
+
+		/* Connected to the Hub CHIPENABLE, LOW sets low power state */
+		gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
+	usb_pwr_en: regulator-usb_pwr_en {
+		compatible = "regulator-fixed";
+		regulator-name = "USB_PWR_EN";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc_5v>;
+
+		/* Connected to the microUSB port power enable */
+		gpio = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
+	vddao_1v8: regulator-vddao_1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDAO_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vddao_3v3>;
+		regulator-always-on;
+	};
+
+	vddao_3v3: regulator-vddao_3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDAO_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&main_12v>;
+		regulator-always-on;
+	};
+
+	hdmi-connector {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_connector_in: endpoint {
+				remote-endpoint = <&hdmi_tx_tmds_out>;
+			};
+		};
+	};
+};
+
+&cpu0 {
+	cpu-supply = <&vddcpu>;
+	operating-points-v2 = <&cpu_opp_table>;
+	clocks = <&clkc CLKID_CPU_CLK>;
+	clock-latency = <50000>;
+};
+
+&cpu1 {
+	cpu-supply = <&vddcpu>;
+	operating-points-v2 = <&cpu_opp_table>;
+	clocks = <&clkc CLKID_CPU1_CLK>;
+	clock-latency = <50000>;
+};
+
+&cpu2 {
+	cpu-supply = <&vddcpu>;
+	operating-points-v2 = <&cpu_opp_table>;
+	clocks = <&clkc CLKID_CPU2_CLK>;
+	clock-latency = <50000>;
+};
+
+&cpu3 {
+	cpu-supply = <&vddcpu>;
+	operating-points-v2 = <&cpu_opp_table>;
+	clocks = <&clkc CLKID_CPU3_CLK>;
+	clock-latency = <50000>;
+};
+
+&ext_mdio {
+	external_phy: ethernet-phy@0 {
+		/* Realtek RTL8211F (0x001cc916) */
+		reg = <0>;
+		max-speed = <1000>;
+
+		interrupt-parent = <&gpio_intc>;
+		/* MAC_INTR on GPIOZ_14 */
+		interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
+	};
+};
+
+&ethmac {
+	pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+	phy-mode = "rgmii";
+	phy-handle = <&external_phy>;
+	amlogic,tx-delay-ns = <2>;
+};
+
+&gpio {
+	gpio-line-names =
+		/* GPIOZ */
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		/* GPIOH */
+		"", "", "", "", "",
+		"PIN_36", /* GPIOH_5 */
+		"PIN_26", /* GPIOH_6 */
+		"PIN_32", /* GPIOH_7 */
+		"",
+		/* BOOT */
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		/* GPIOC */
+		"", "", "", "", "", "", "", "",
+		/* GPIOA */
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "",
+		"PIN_27", /* GPIOA_14 */
+		"PIN_28", /* GPIOA_15 */
+		/* GPIOX */
+		"PIN_16", /* GPIOX_0 */
+		"PIN_18", /* GPIOX_1 */
+		"PIN_22", /* GPIOX_2 */
+		"PIN_11", /* GPIOX_3 */
+		"PIN_13", /* GPIOX_4 */
+		"PIN_7",  /* GPIOX_5 */
+		"PIN_33", /* GPIOX_6 */
+		"PIN_15", /* GPIOX_7 */
+		"PIN_19", /* GPIOX_8 */
+		"PIN_21", /* GPIOX_9 */
+		"PIN_24", /* GPIOX_10 */
+		"PIN_23", /* GPIOX_11 */
+		"PIN_8",  /* GPIOX_12 */
+		"PIN_10", /* GPIOX_13 */
+		"PIN_29", /* GPIOX_14 */
+		"PIN_31", /* GPIOX_15 */
+		"PIN_12", /* GPIOX_16 */
+		"PIN_3",  /* GPIOX_17 */
+		"PIN_5",  /* GPIOX_18 */
+		"PIN_35"; /* GPIOX_19 */
+
+	/*
+	 * WARNING: The USB Hub on the Odroid-C4 needs a reset signal
+	 * to be turned high in order to be detected by the USB Controller
+	 * This signal should be handled by a USB specific power sequence
+	 * in order to reset the Hub when USB bus is powered down.
+	 */
+	usb-hub {
+		gpio-hog;
+		gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "usb-hub-reset";
+	};
+};
+
+&gpio_ao {
+	gpio-line-names =
+		/* GPIOAO */
+		"", "", "", "",
+		"PIN_47", /* GPIOAO_4 */
+		"", "",
+		"PIN_45", /* GPIOAO_7 */
+		"PIN_46", /* GPIOAO_8 */
+		"PIN_44", /* GPIOAO_9 */
+		"PIN_42", /* GPIOAO_10 */
+		"",
+		/* GPIOE */
+		"", "", "";
+};
+
+&hdmi_tx {
+	status = "okay";
+	pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
+	pinctrl-names = "default";
+	hdmi-supply = <&vcc_5v>;
+};
+
+&hdmi_tx_tmds_port {
+	hdmi_tx_tmds_out: endpoint {
+		remote-endpoint = <&hdmi_connector_in>;
+	};
+};
+
+&ir {
+	status = "okay";
+	pinctrl-0 = <&remote_input_ao_pins>;
+	pinctrl-names = "default";
+	linux,rc-map-name = "rc-odroid";
+};
+
+&pwm_AO_cd {
+	pinctrl-0 = <&pwm_ao_d_e_pins>;
+	pinctrl-names = "default";
+	clocks = <&xtal>;
+	clock-names = "clkin1";
+	status = "okay";
+};
+
+&saradc {
+	status = "okay";
+};
+
+/* SD card */
+&sd_emmc_b {
+	status = "okay";
+	pinctrl-0 = <&sdcard_c_pins>;
+	pinctrl-1 = <&sdcard_clk_gate_c_pins>;
+	pinctrl-names = "default", "clk-gate";
+
+	bus-width = <4>;
+	cap-sd-highspeed;
+	max-frequency = <200000000>;
+	sd-uhs-sdr12;
+	sd-uhs-sdr25;
+	sd-uhs-sdr50;
+	sd-uhs-sdr104;
+	disable-wp;
+
+	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
+	vmmc-supply = <&tflash_vdd>;
+	vqmmc-supply = <&tf_io>;
+};
+
+/* eMMC */
+&sd_emmc_c {
+	status = "okay";
+	pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
+	pinctrl-1 = <&emmc_clk_gate_pins>;
+	pinctrl-names = "default", "clk-gate";
+
+	bus-width = <8>;
+	cap-mmc-highspeed;
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
+	max-frequency = <200000000>;
+	disable-wp;
+
+	mmc-pwrseq = <&emmc_pwrseq>;
+	vmmc-supply = <&vcc_3v3>;
+	vqmmc-supply = <&flash_1v8>;
+};
+
+&uart_AO {
+	status = "okay";
+	pinctrl-0 = <&uart_ao_a_pins>;
+	pinctrl-names = "default";
+};
+
+&usb {
+	status = "okay";
+	vbus-supply = <&usb_pwr_en>;
+};
+
+&usb2_phy0 {
+	phy-supply = <&vcc_5v>;
+};
+
+&usb2_phy1 {
+	/* Enable the hub which is connected to this port */
+	phy-supply = <&hub_5v>;
+};
diff --git a/arch/arm/dts/meson-sm1-sei610.dts b/arch/arm/dts/meson-sm1-sei610.dts
index dfb2438..5ab139a 100644
--- a/arch/arm/dts/meson-sm1-sei610.dts
+++ b/arch/arm/dts/meson-sm1-sei610.dts
@@ -104,7 +104,7 @@
 	leds {
 		compatible = "gpio-leds";
 
-		bluetooth {
+		led-bluetooth {
 			label = "sei610:blue:bt";
 			gpios = <&gpio GPIOC_7 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
 			default-state = "off";
diff --git a/arch/arm/dts/meson-sm1.dtsi b/arch/arm/dts/meson-sm1.dtsi
index d4ec735..71317f5 100644
--- a/arch/arm/dts/meson-sm1.dtsi
+++ b/arch/arm/dts/meson-sm1.dtsi
@@ -56,6 +56,7 @@
 			reg = <0x0 0x0>;
 			enable-method = "psci";
 			next-level-cache = <&l2>;
+			#cooling-cells = <2>;
 		};
 
 		cpu1: cpu@1 {
@@ -64,6 +65,7 @@
 			reg = <0x0 0x1>;
 			enable-method = "psci";
 			next-level-cache = <&l2>;
+			#cooling-cells = <2>;
 		};
 
 		cpu2: cpu@2 {
@@ -72,6 +74,7 @@
 			reg = <0x0 0x2>;
 			enable-method = "psci";
 			next-level-cache = <&l2>;
+			#cooling-cells = <2>;
 		};
 
 		cpu3: cpu@3 {
@@ -80,6 +83,7 @@
 			reg = <0x0 0x3>;
 			enable-method = "psci";
 			next-level-cache = <&l2>;
+			#cooling-cells = <2>;
 		};
 
 		l2: l2-cache0 {
@@ -466,6 +470,26 @@
 	compatible = "amlogic,sm1-clkc";
 };
 
+&cpu_thermal {
+	cooling-maps {
+		map0 {
+			trip = <&cpu_passive>;
+			cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+		};
+
+		map1 {
+			trip = <&cpu_hot>;
+			cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+		};
+	};
+};
+
 &ethmac {
 	power-domains = <&pwrc PWRC_SM1_ETH_ID>;
 };