diff --git a/arch/arm/dts/stm32mp15xx-dhcom-drc02.dts b/arch/arm/dts/stm32mp15xx-dhcom-drc02.dts
index 4948ccd..1ef9ac2 100644
--- a/arch/arm/dts/stm32mp15xx-dhcom-drc02.dts
+++ b/arch/arm/dts/stm32mp15xx-dhcom-drc02.dts
@@ -2,166 +2,14 @@
 /*
  * Copyright (C) 2020 Marek Vasut <marex@denx.de>
  */
+/dts-v1/;
 
-#include "stm32mp15xx-dhcom.dtsi"
+#include "stm32mp151.dtsi"
+#include "stm32mp15xc.dtsi"
+#include "stm32mp15xx-dhcom-som.dtsi"
+#include "stm32mp15xx-dhcom-drc02.dtsi"
 
 / {
 	model = "DH Electronics STM32MP15xx DHCOM DRC02";
 	compatible = "dh,stm32mp15xx-dhcom-drc02", "st,stm32mp1xx";
-
-	aliases {
-		serial0 = &uart4;
-		serial1 = &usart3;
-		serial2 = &uart8;
-	};
-
-	chosen {
-		stdout-path = "serial0:115200n8";
-	};
-};
-
-&adc {
-	status = "disabled";
-};
-
-&dac {
-	status = "disabled";
-};
-
-&gpiob {
-	/*
-	 * NOTE: On DRC02, the RS485_RX_En is controlled by a separate
-	 * GPIO line, however the STM32 UART driver assumes RX happens
-	 * during TX anyway and that it only controls drive enable DE
-	 * line. Hence, the RX is always enabled here.
-	 */
-	usb-hub {
-		gpio-hog;
-		gpios = <8 0>;
-		output-high;
-		line-name = "rs485-rx-en";
-	};
-};
-
-&gpiod {
-	gpio-line-names = "", "", "", "",
-			  "", "", "", "",
-			  "", "", "", "Out1",
-			  "Out2", "", "", "";
-};
-
-&gpioi {
-	gpio-line-names = "In1", "", "", "",
-			  "", "", "", "",
-			  "In2", "", "", "",
-			  "", "", "", "";
-
-	/*
-	 * NOTE: The USB Hub on the DRC02 needs a reset signal to be
-	 * pulled high in order to be detected by the USB Controller.
-	 * This signal should be handled by USB power sequencing in
-	 * order to reset the Hub when USB bus is powered down, but
-	 * so far there is no such functionality.
-	 */
-	usb-hub {
-		gpio-hog;
-		gpios = <2 0>;
-		output-high;
-		line-name = "usb-hub-reset";
-	};
-};
-
-&i2c2 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c2_pins_a>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	status = "okay";
-	/* spare dmas for other usage */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-	status = "okay";
-
-	eeprom@50 {
-		compatible = "atmel,24c04";
-		reg = <0x50>;
-		pagesize = <16>;
-	};
-};
-
-&i2c5 {	/* TP7/TP8 */
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c5_pins_a>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	status = "okay";
-	/* spare dmas for other usage */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-};
-
-&sdmmc3 {
-	/*
-	 * On DRC02, the SoM does not have SDIO WiFi. The pins
-	 * are used for on-board microSD slot instead.
-	 */
-	pinctrl-names = "default", "opendrain", "sleep";
-	pinctrl-0 = <&sdmmc3_b4_pins_a>;
-	pinctrl-1 = <&sdmmc3_b4_od_pins_a>;
-	pinctrl-2 = <&sdmmc3_b4_sleep_pins_a>;
-	cd-gpios = <&gpioi 10 GPIO_ACTIVE_HIGH>;
-	disable-wp;
-	st,neg-edge;
-	bus-width = <4>;
-	vmmc-supply = <&v3v3>;
-	vqmmc-supply = <&v3v3>;
-	mmc-ddr-3_3v;
-	status = "okay";
-};
-
-&spi1 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&spi1_pins_a>;
-	cs-gpios = <&gpioz 3 0>;
-	/* Use PIO for the display */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-	status = "disabled";	/* Enable once there is display driver */
-	/*
-	 * Note: PF3/GPIO_A , PD6/GPIO_B , PG0/GPIO_C , PC6/GPIO_E are
-	 * also connected to the display board connector.
-	 */
-};
-
-&usart3 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&usart3_pins_a>;
-	status = "okay";
-};
-
-/*
- * Note: PI3 is UART1_RTS and PI5 is UART1_CTS on DRC02 (uart4 of STM32MP1),
- *       however the STM32MP1 pinmux cannot map them to UART4 .
- */
-
-&uart8 {	/* RS485 */
-	pinctrl-names = "default";
-	pinctrl-0 = <&uart8_pins_a>;
-	rts-gpios = <&gpioe 6 GPIO_ACTIVE_HIGH>;
-	status = "okay";
-};
-
-&usbh_ehci {
-	phys = <&usbphyc_port0>;
-	status = "okay";
-};
-
-&usbphyc {
-	status = "okay";
-};
-
-&usbphyc_port0 {
-	phy-supply = <&vdd_usb>;
-	vdda1v1-supply = <&reg11>;
-	vdda1v8-supply = <&reg18>;
 };
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-drc02.dtsi b/arch/arm/dts/stm32mp15xx-dhcom-drc02.dtsi
new file mode 100644
index 0000000..4b10b01
--- /dev/null
+++ b/arch/arm/dts/stm32mp15xx-dhcom-drc02.dtsi
@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
+/*
+ * Copyright (C) 2020 Marek Vasut <marex@denx.de>
+ */
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+	aliases {
+		serial0 = &uart4;
+		serial1 = &usart3;
+		serial2 = &uart8;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&adc {
+	status = "disabled";
+};
+
+&dac {
+	status = "disabled";
+};
+
+&gpiob {
+	/*
+	 * NOTE: On DRC02, the RS485_RX_En is controlled by a separate
+	 * GPIO line, however the STM32 UART driver assumes RX happens
+	 * during TX anyway and that it only controls drive enable DE
+	 * line. Hence, the RX is always enabled here.
+	 */
+	rs485-rx-en-hog {
+		gpio-hog;
+		gpios = <8 0>;
+		output-low;
+		line-name = "rs485-rx-en";
+	};
+};
+
+&gpiod {
+	gpio-line-names = "", "", "", "",
+			  "", "", "DHCOM-B", "",
+			  "", "", "", "DRC02-Out1",
+			  "DRC02-Out2", "", "", "";
+};
+
+&gpioi {
+	gpio-line-names = "DRC02-In1", "DHCOM-O", "DHCOM-H", "DHCOM-I",
+			  "DHCOM-R", "DHCOM-M", "", "",
+			  "DRC02-In2", "", "", "",
+			  "", "", "", "";
+
+	/*
+	 * NOTE: The USB Hub on the DRC02 needs a reset signal to be
+	 * pulled high in order to be detected by the USB Controller.
+	 * This signal should be handled by USB power sequencing in
+	 * order to reset the Hub when USB bus is powered down, but
+	 * so far there is no such functionality.
+	 */
+	usb-hub-hog {
+		gpio-hog;
+		gpios = <2 0>;
+		output-high;
+		line-name = "usb-hub-reset";
+	};
+};
+
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "okay";
+
+	eeprom@50 {
+		compatible = "atmel,24c04";
+		reg = <0x50>;
+		pagesize = <16>;
+	};
+};
+
+&i2c4 {
+	touchscreen@49 {
+		status = "disabled";
+	};
+};
+
+&i2c5 {	/* TP7/TP8 */
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c5_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+};
+
+&sdmmc3 {
+	/*
+	 * On DRC02, the SoM does not have SDIO WiFi. The pins
+	 * are used for on-board microSD slot instead.
+	 */
+	/delete-property/broken-cd;
+	cd-gpios = <&gpioi 10 GPIO_ACTIVE_HIGH>;
+	disable-wp;
+};
+
+&spi1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi1_pins_a>;
+	cs-gpios = <&gpioz 3 0>;
+	/* Use PIO for the display */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "disabled";	/* Enable once there is display driver */
+	/*
+	 * Note: PF3/GPIO_A , PD6/GPIO_B , PG0/GPIO_C , PC6/GPIO_E are
+	 * also connected to the display board connector.
+	 */
+};
+
+&usart3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usart3_pins_a>;
+	status = "okay";
+};
+
+/*
+ * Note: PI3 is UART1_RTS and PI5 is UART1_CTS on DRC02 (uart4 of STM32MP1),
+ *       however the STM32MP1 pinmux cannot map them to UART4 .
+ */
+
+&uart8 {	/* RS485 */
+	linux,rs485-enabled-at-boot-time;
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart8_pins_a>;
+	rts-gpios = <&gpioe 6 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+};
+
+&usbh_ehci {
+	phys = <&usbphyc_port0>;
+	status = "okay";
+};
+
+&usbphyc {
+	status = "okay";
+};
+
+&usbphyc_port0 {
+	phy-supply = <&vdd_usb>;
+};
+
+&usbphyc_port1 {
+	phy-supply = <&vdd_usb>;
+};
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-pdk2-u-boot.dtsi b/arch/arm/dts/stm32mp15xx-dhcom-pdk2-u-boot.dtsi
index 12f89b3..2324926 100644
--- a/arch/arm/dts/stm32mp15xx-dhcom-pdk2-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp15xx-dhcom-pdk2-u-boot.dtsi
@@ -4,3 +4,7 @@
  */
 
 #include "stm32mp15xx-dhcom-u-boot.dtsi"
+
+&usbotg_hs {
+	dr_mode = "peripheral";
+};
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-pdk2.dts b/arch/arm/dts/stm32mp15xx-dhcom-pdk2.dts
index 52a77c4..e2e01e2 100644
--- a/arch/arm/dts/stm32mp15xx-dhcom-pdk2.dts
+++ b/arch/arm/dts/stm32mp15xx-dhcom-pdk2.dts
@@ -2,18 +2,14 @@
 /*
  * Copyright (C) 2019 Marek Vasut <marex@denx.de>
  */
+/dts-v1/;
 
-#include "stm32mp15xx-dhcom.dtsi"
+#include "stm32mp151.dtsi"
+#include "stm32mp15xc.dtsi"
+#include "stm32mp15xx-dhcom-som.dtsi"
+#include "stm32mp15xx-dhcom-pdk2.dtsi"
 
 / {
 	model = "STMicroelectronics STM32MP15xx DHCOM Premium Developer Kit (2)";
 	compatible = "dh,stm32mp15xx-dhcom-pdk2", "st,stm32mp15x";
-
-	aliases {
-		serial0 = &uart4;
-	};
-
-	chosen {
-		stdout-path = "serial0:115200n8";
-	};
 };
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-pdk2.dtsi b/arch/arm/dts/stm32mp15xx-dhcom-pdk2.dtsi
new file mode 100644
index 0000000..fbf3826
--- /dev/null
+++ b/arch/arm/dts/stm32mp15xx-dhcom-pdk2.dtsi
@@ -0,0 +1,325 @@
+// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
+/*
+ * Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
+ */
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+	aliases {
+		serial0 = &uart4;
+		serial1 = &usart3;
+		serial2 = &uart8;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	clk_ext_audio_codec: clock-codec {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <24000000>;
+	};
+
+	display_bl: display-bl {
+		compatible = "pwm-backlight";
+		pwms = <&pwm2 3 500000 PWM_POLARITY_INVERTED>;
+		brightness-levels = <0 16 22 30 40 55 75 102 138 188 255>;
+		default-brightness-level = <8>;
+		enable-gpios = <&gpioi 0 GPIO_ACTIVE_HIGH>;
+		power-supply = <&reg_panel_bl>;
+		status = "okay";
+	};
+
+	gpio-keys-polled {
+		compatible = "gpio-keys-polled";
+		poll-interval = <20>;
+
+		/*
+		 * The EXTi IRQ line 3 is shared with ethernet,
+		 * so mark this as polled GPIO key.
+		 */
+		button-0 {
+			label = "TA1-GPIO-A";
+			linux,code = <KEY_A>;
+			gpios = <&gpiof 3 GPIO_ACTIVE_LOW>;
+		};
+
+		/*
+		 * The EXTi IRQ line 6 is shared with touchscreen,
+		 * so mark this as polled GPIO key.
+		 */
+		button-1 {
+			label = "TA2-GPIO-B";
+			linux,code = <KEY_B>;
+			gpios = <&gpiod 6 GPIO_ACTIVE_LOW>;
+		};
+
+		/*
+		 * The EXTi IRQ line 0 is shared with PMIC,
+		 * so mark this as polled GPIO key.
+		 */
+		button-2 {
+			label = "TA3-GPIO-C";
+			linux,code = <KEY_C>;
+			gpios = <&gpiog 0 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		button-3 {
+			label = "TA4-GPIO-D";
+			linux,code = <KEY_D>;
+			gpios = <&gpiod 12 GPIO_ACTIVE_LOW>;
+			wakeup-source;
+		};
+	};
+
+	led {
+		compatible = "gpio-leds";
+
+		led-0 {
+			label = "green:led5";
+			gpios = <&gpioc 6 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+			status = "disabled";
+		};
+
+		led-1 {
+			label = "green:led6";
+			gpios = <&gpiod 11 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		led-2 {
+			label = "green:led7";
+			gpios = <&gpioi 2 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+
+		led-3 {
+			label = "green:led8";
+			gpios = <&gpioi 3 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+	};
+
+	panel {
+		compatible = "edt,etm0700g0edh6";
+		backlight = <&display_bl>;
+		power-supply = <&reg_panel_bl>;
+
+		port {
+			lcd_panel_in: endpoint {
+				remote-endpoint = <&lcd_display_out>;
+			};
+		};
+	};
+
+	reg_panel_bl: regulator-panel-bl {
+		compatible = "regulator-fixed";
+		regulator-name = "panel_backlight";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&reg_panel_supply>;
+	};
+
+	reg_panel_supply: regulator-panel-supply {
+		compatible = "regulator-fixed";
+		regulator-name = "panel_supply";
+		regulator-min-microvolt = <24000000>;
+		regulator-max-microvolt = <24000000>;
+	};
+
+	sound {
+		compatible = "audio-graph-card";
+		routing =
+			"MIC_IN", "Capture",
+			"Capture", "Mic Bias",
+			"Playback", "HP_OUT";
+		dais = <&sai2a_port &sai2b_port>;
+		status = "okay";
+	};
+};
+
+&cec {
+	pinctrl-names = "default";
+	pinctrl-0 = <&cec_pins_a>;
+	status = "okay";
+};
+
+&i2c2 {	/* Header X22 */
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "okay";
+};
+
+&i2c5 {	/* Header X21 */
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c5_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+
+	sgtl5000: codec@a {
+		compatible = "fsl,sgtl5000";
+		reg = <0x0a>;
+		#sound-dai-cells = <0>;
+		clocks = <&clk_ext_audio_codec>;
+		VDDA-supply = <&v3v3>;
+		VDDIO-supply = <&vdd>;
+
+		sgtl5000_port: port {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			sgtl5000_tx_endpoint: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&sai2a_endpoint>;
+				frame-master = <&sgtl5000_tx_endpoint>;
+				bitclock-master = <&sgtl5000_tx_endpoint>;
+			};
+
+			sgtl5000_rx_endpoint: endpoint@1 {
+				reg = <1>;
+				remote-endpoint = <&sai2b_endpoint>;
+				frame-master = <&sgtl5000_rx_endpoint>;
+				bitclock-master = <&sgtl5000_rx_endpoint>;
+			};
+		};
+
+	};
+
+	touchscreen@38 {
+		compatible = "edt,edt-ft5406";
+		reg = <0x38>;
+		interrupt-parent = <&gpioc>;
+		interrupts = <6 IRQ_TYPE_EDGE_FALLING>; /* GPIO E */
+	};
+};
+
+&ltdc {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&ltdc_pins_b>;
+	pinctrl-1 = <&ltdc_sleep_pins_b>;
+	status = "okay";
+
+	port {
+		lcd_display_out: endpoint {
+			remote-endpoint = <&lcd_panel_in>;
+		};
+	};
+};
+
+&sai2 {
+	clocks = <&rcc SAI2>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
+	clock-names = "pclk", "x8k", "x11k";
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&sai2a_pins_b &sai2b_pins_b>;
+	pinctrl-1 = <&sai2a_sleep_pins_b &sai2b_sleep_pins_b>;
+	status = "okay";
+
+	sai2a: audio-controller@4400b004 {
+		#clock-cells = <0>;
+		dma-names = "tx";
+		clocks = <&rcc SAI2_K>;
+		clock-names = "sai_ck";
+		status = "okay";
+
+		sai2a_port: port {
+			sai2a_endpoint: endpoint {
+				remote-endpoint = <&sgtl5000_tx_endpoint>;
+				format = "i2s";
+				mclk-fs = <512>;
+				dai-tdm-slot-num = <2>;
+				dai-tdm-slot-width = <16>;
+			};
+		};
+	};
+
+	sai2b: audio-controller@4400b024 {
+		dma-names = "rx";
+		st,sync = <&sai2a 2>;
+		clocks = <&rcc SAI2_K>, <&sai2a>;
+		clock-names = "sai_ck", "MCLK";
+		status = "okay";
+
+		sai2b_port: port {
+			sai2b_endpoint: endpoint {
+				remote-endpoint = <&sgtl5000_rx_endpoint>;
+				format = "i2s";
+				mclk-fs = <512>;
+				dai-tdm-slot-num = <2>;
+				dai-tdm-slot-width = <16>;
+			};
+		};
+	};
+};
+
+&timers2 {
+	/* spare dmas for other usage (un-delete to enable pwm capture) */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "okay";
+	pwm2: pwm {
+		pinctrl-0 = <&pwm2_pins_a>;
+		pinctrl-names = "default";
+		status = "okay";
+	};
+	timer@1 {
+		status = "okay";
+	};
+};
+
+&usart3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usart3_pins_a>;
+	status = "okay";
+};
+
+&uart8 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart8_pins_a &uart8_rtscts_pins_a>;
+	uart-has-rtscts;
+	status = "okay";
+};
+
+&usbh_ehci {
+	phys = <&usbphyc_port0>;
+	status = "okay";
+};
+
+&usbotg_hs {
+	dr_mode = "otg";
+	pinctrl-0 = <&usbotg_hs_pins_a>;
+	pinctrl-names = "default";
+	phy-names = "usb2-phy";
+	phys = <&usbphyc_port1 0>;
+	vbus-supply = <&vbus_otg>;
+	status = "okay";
+};
+
+&usbphyc {
+	status = "okay";
+};
+
+&usbphyc_port0 {
+	phy-supply = <&vdd_usb>;
+};
+
+&usbphyc_port1 {
+	phy-supply = <&vdd_usb>;
+};
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-picoitx-u-boot.dtsi b/arch/arm/dts/stm32mp15xx-dhcom-picoitx-u-boot.dtsi
index 3cac663..5bc6698 100644
--- a/arch/arm/dts/stm32mp15xx-dhcom-picoitx-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp15xx-dhcom-picoitx-u-boot.dtsi
@@ -11,4 +11,8 @@
 	};
 };
 
-/delete-node/ &ksz8851;
+/delete-node/ &ks8851;
+
+&usbotg_hs {
+	dr_mode = "peripheral";
+};
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-picoitx.dts b/arch/arm/dts/stm32mp15xx-dhcom-picoitx.dts
index 59d1371..06770b4 100644
--- a/arch/arm/dts/stm32mp15xx-dhcom-picoitx.dts
+++ b/arch/arm/dts/stm32mp15xx-dhcom-picoitx.dts
@@ -2,92 +2,14 @@
 /*
  * Copyright (C) 2020 Marek Vasut <marex@denx.de>
  */
+/dts-v1/;
 
-#include "stm32mp15xx-dhcom.dtsi"
+#include "stm32mp157.dtsi"
+#include "stm32mp15xc.dtsi"
+#include "stm32mp15xx-dhcom-som.dtsi"
+#include "stm32mp15xx-dhcom-picoitx.dtsi"
 
 / {
 	model = "DH Electronics STM32MP15xx DHCOM PicoITX";
 	compatible = "dh,stm32mp15xx-dhcom-picoitx", "st,stm32mp1xx";
-
-	aliases {
-		serial0 = &uart4;
-		serial1 = &usart3;
-		serial2 = &uart8;
-	};
-
-	chosen {
-		stdout-path = "serial0:115200n8";
-	};
-};
-
-&adc {
-	status = "disabled";
-};
-
-&dac {
-	status = "disabled";
-};
-
-&gpioa {
-	/*
-	 * NOTE: The USB Port on the PicoITX needs a PWR_EN signal to enable
-	 * port power. This signal should be handled by USB power sequencing
-	 * in order to turn on port power when USB bus is powered up, but so
-	 * far there is no such functionality.
-	 */
-	usb-port-power {
-		gpio-hog;
-		gpios = <13 0>;
-		output-low;
-		line-name = "usb-port-power";
-	};
-};
-
-&i2c2 {	/* On board-to-board connector (optional) */
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c2_pins_a>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	status = "okay";
-	/* spare dmas for other usage */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-};
-
-&i2c5 {	/* On board-to-board connector */
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c5_pins_a>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	status = "okay";
-	/* spare dmas for other usage */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-};
-
-&usart3 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&usart3_pins_a>;
-	status = "okay";
-};
-
-&uart8 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&uart8_pins_a>;
-	status = "okay";
-};
-
-&usbh_ehci {
-	phys = <&usbphyc_port0>;
-	status = "okay";
-};
-
-&usbphyc {
-	status = "okay";
-};
-
-&usbphyc_port0 {
-	phy-supply = <&vdd_usb>;
-	vdda1v1-supply = <&reg11>;
-	vdda1v8-supply = <&reg18>;
 };
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-picoitx.dtsi b/arch/arm/dts/stm32mp15xx-dhcom-picoitx.dtsi
new file mode 100644
index 0000000..ba816ef
--- /dev/null
+++ b/arch/arm/dts/stm32mp15xx-dhcom-picoitx.dtsi
@@ -0,0 +1,147 @@
+// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
+/*
+ * Copyright (C) 2020 Marek Vasut <marex@denx.de>
+ */
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+	aliases {
+		serial0 = &uart4;
+		serial1 = &usart3;
+		serial2 = &uart8;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	led {
+		compatible = "gpio-leds";
+
+		led-0 {
+			label = "yellow:led";
+			gpios = <&gpioi 3 GPIO_ACTIVE_HIGH>;
+			default-state = "off";
+		};
+	};
+};
+
+&adc {
+	status = "disabled";
+};
+
+&dac {
+	status = "disabled";
+};
+
+&fmc {
+	status = "disabled";
+};
+
+&gpioa {
+	/*
+	 * NOTE: The USB Port on the PicoITX needs a PWR_EN signal to enable
+	 * port power. This signal should be handled by USB power sequencing
+	 * in order to turn on port power when USB bus is powered up, but so
+	 * far there is no such functionality.
+	 */
+	usb-port-power-hog {
+		gpio-hog;
+		gpios = <13 0>;
+		output-low;
+		line-name = "usb-port-power";
+	};
+};
+
+&gpioc {
+	gpio-line-names = "", "", "", "",
+			  "", "", "PicoITX-In1", "",
+			  "", "", "", "",
+			  "", "", "", "";
+};
+
+&gpiod {
+	gpio-line-names = "", "", "", "",
+			  "", "", "DHCOM-B", "",
+			  "", "", "", "PicoITX-Out1",
+			  "PicoITX-Out2", "", "", "";
+};
+
+&gpiog {
+	gpio-line-names = "PicoITX-In2", "", "", "",
+			  "", "", "", "",
+			  "DHCOM-L", "", "", "",
+			  "", "", "", "";
+};
+
+&i2c2 {	/* On board-to-board connector (optional) */
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+};
+
+&i2c5 {	/* On board-to-board connector */
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c5_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+};
+
+&ksz8851 {
+	status = "disabled";
+};
+
+&usart3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usart3_pins_a>;
+	status = "okay";
+};
+
+&uart8 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart8_pins_a &uart8_rtscts_pins_a>;
+	status = "okay";
+};
+
+&usbh_ehci {
+	phys = <&usbphyc_port0>;
+	status = "okay";
+};
+
+&usbh_ohci {
+	phys = <&usbphyc_port0>;
+	status = "okay";
+};
+
+&usbotg_hs {
+	dr_mode = "otg";
+	pinctrl-0 = <&usbotg_hs_pins_a>;
+	pinctrl-names = "default";
+	phy-names = "usb2-phy";
+	phys = <&usbphyc_port1 0>;
+	vbus-supply = <&vbus_otg>;
+	status = "okay";
+};
+
+&usbphyc {
+	status = "okay";
+};
+
+&usbphyc_port0 {
+	phy-supply = <&vdd_usb>;
+};
+
+&usbphyc_port1 {
+	phy-supply = <&vdd_usb>;
+};
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-som.dtsi b/arch/arm/dts/stm32mp15xx-dhcom-som.dtsi
new file mode 100644
index 0000000..8c41f81
--- /dev/null
+++ b/arch/arm/dts/stm32mp15xx-dhcom-som.dtsi
@@ -0,0 +1,525 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
+ */
+
+#include "stm32mp15-pinctrl.dtsi"
+#include "stm32mp15xxaa-pinctrl.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/mfd/st,stpmic1.h>
+
+/ {
+	aliases {
+		ethernet0 = &ethernet0;
+		ethernet1 = &ksz8851;
+		rtc0 = &hwrtc;
+		rtc1 = &rtc;
+	};
+
+	memory@c0000000 {
+		device_type = "memory";
+		reg = <0xC0000000 0x40000000>;
+	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		mcuram2: mcuram2@10000000 {
+			compatible = "shared-dma-pool";
+			reg = <0x10000000 0x40000>;
+			no-map;
+		};
+
+		vdev0vring0: vdev0vring0@10040000 {
+			compatible = "shared-dma-pool";
+			reg = <0x10040000 0x1000>;
+			no-map;
+		};
+
+		vdev0vring1: vdev0vring1@10041000 {
+			compatible = "shared-dma-pool";
+			reg = <0x10041000 0x1000>;
+			no-map;
+		};
+
+		vdev0buffer: vdev0buffer@10042000 {
+			compatible = "shared-dma-pool";
+			reg = <0x10042000 0x4000>;
+			no-map;
+		};
+
+		mcuram: mcuram@30000000 {
+			compatible = "shared-dma-pool";
+			reg = <0x30000000 0x40000>;
+			no-map;
+		};
+
+		retram: retram@38000000 {
+			compatible = "shared-dma-pool";
+			reg = <0x38000000 0x10000>;
+			no-map;
+		};
+	};
+
+	ethernet_vio: vioregulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vio";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpiog 3 GPIO_ACTIVE_LOW>;
+		regulator-always-on;
+		regulator-boot-on;
+		vin-supply = <&vdd>;
+	};
+};
+
+&adc {
+	vdd-supply = <&vdd>;
+	vdda-supply = <&vdda>;
+	vref-supply = <&vdda>;
+	status = "okay";
+
+	adc1: adc@0 {
+		st,min-sample-time-nsecs = <5000>;
+		st,adc-channels = <0>;
+		status = "okay";
+	};
+
+	adc2: adc@100 {
+		st,adc-channels = <1>;
+		st,min-sample-time-nsecs = <5000>;
+		status = "okay";
+	};
+};
+
+&crc1 {
+	status = "okay";
+};
+
+&dac {
+	pinctrl-names = "default";
+	pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
+	vref-supply = <&vdda>;
+	status = "okay";
+
+	dac1: dac@1 {
+		status = "okay";
+	};
+	dac2: dac@2 {
+		status = "okay";
+	};
+};
+
+&dts {
+	status = "okay";
+};
+
+&ethernet0 {
+	status = "okay";
+	pinctrl-0 = <&ethernet0_rmii_pins_a>;
+	pinctrl-1 = <&ethernet0_rmii_sleep_pins_a>;
+	pinctrl-names = "default", "sleep";
+	phy-mode = "rmii";
+	max-speed = <100>;
+	phy-handle = <&phy0>;
+	st,eth-ref-clk-sel;
+
+	mdio0 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+
+		phy0: ethernet-phy@1 {
+			reg = <1>;
+			/* LAN8710Ai */
+			compatible = "ethernet-phy-id0007.c0f0",
+				     "ethernet-phy-ieee802.3-c22";
+			clocks = <&rcc ETHCK_K>;
+			reset-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>;
+			reset-assert-us = <500>;
+			reset-deassert-us = <500>;
+			smsc,disable-energy-detect;
+			interrupt-parent = <&gpioi>;
+			interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+		};
+	};
+};
+
+&fmc {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&fmc_pins_b>;
+	pinctrl-1 = <&fmc_sleep_pins_b>;
+	status = "okay";
+
+	ksz8851: ethernet@1,0 {
+		compatible = "micrel,ks8851-mll";
+		reg = <1 0x0 0x2>, <1 0x2 0x20000>;
+		interrupt-parent = <&gpioc>;
+		interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
+		bank-width = <2>;
+
+		/* Timing values are in nS */
+		st,fmc2-ebi-cs-mux-enable;
+		st,fmc2-ebi-cs-transaction-type = <4>;
+		st,fmc2-ebi-cs-buswidth = <16>;
+		st,fmc2-ebi-cs-address-setup-ns = <5>;
+		st,fmc2-ebi-cs-address-hold-ns = <5>;
+		st,fmc2-ebi-cs-bus-turnaround-ns = <5>;
+		st,fmc2-ebi-cs-data-setup-ns = <45>;
+		st,fmc2-ebi-cs-data-hold-ns = <1>;
+		st,fmc2-ebi-cs-write-address-setup-ns = <5>;
+		st,fmc2-ebi-cs-write-address-hold-ns = <5>;
+		st,fmc2-ebi-cs-write-bus-turnaround-ns = <5>;
+		st,fmc2-ebi-cs-write-data-setup-ns = <45>;
+		st,fmc2-ebi-cs-write-data-hold-ns = <1>;
+	};
+};
+
+&gpioa {
+	gpio-line-names = "", "", "", "",
+			  "", "", "DHCOM-K", "",
+			  "", "", "", "",
+			  "", "", "", "";
+};
+
+&gpiob {
+	gpio-line-names = "", "", "", "",
+			  "", "", "", "",
+			  "DHCOM-Q", "", "", "",
+			  "", "", "", "";
+};
+
+&gpioc {
+	gpio-line-names = "", "", "", "",
+			  "", "", "DHCOM-E", "",
+			  "", "", "", "",
+			  "", "", "", "";
+	status = "okay";
+};
+
+&gpiod {
+	gpio-line-names = "", "", "", "",
+			  "", "", "DHCOM-B", "",
+			  "", "", "", "DHCOM-F",
+			  "DHCOM-D", "", "", "";
+};
+
+&gpioe {
+	gpio-line-names = "", "", "", "",
+			  "", "", "DHCOM-P", "",
+			  "", "", "", "",
+			  "", "", "", "";
+};
+
+&gpiof {
+	gpio-line-names = "", "", "", "DHCOM-A",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "";
+};
+
+&gpiog {
+	gpio-line-names = "DHCOM-C", "", "", "",
+			  "", "", "", "",
+			  "DHCOM-L", "", "", "",
+			  "", "", "", "";
+};
+
+&gpioh {
+	gpio-line-names = "", "", "", "",
+			  "", "", "", "DHCOM-N",
+			  "DHCOM-J", "DHCOM-W", "DHCOM-V", "DHCOM-U",
+			  "DHCOM-T", "", "DHCOM-S", "";
+};
+
+&gpioi {
+	gpio-line-names = "DHCOM-G", "DHCOM-O", "DHCOM-H", "DHCOM-I",
+			  "DHCOM-R", "DHCOM-M", "", "",
+			  "", "", "", "",
+			  "", "", "", "";
+};
+
+&i2c4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c4_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+
+	hwrtc: rtc@32 {
+		compatible = "microcrystal,rv8803";
+		reg = <0x32>;
+	};
+
+	pmic: stpmic@33 {
+		compatible = "st,stpmic1";
+		reg = <0x33>;
+		interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		status = "okay";
+
+		regulators {
+			compatible = "st,stpmic1-regulators";
+			ldo1-supply = <&v3v3>;
+			ldo2-supply = <&v3v3>;
+			ldo3-supply = <&vdd_ddr>;
+			ldo5-supply = <&v3v3>;
+			ldo6-supply = <&v3v3>;
+			pwr_sw1-supply = <&bst_out>;
+			pwr_sw2-supply = <&bst_out>;
+
+			vddcore: buck1 {
+				regulator-name = "vddcore";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-always-on;
+				regulator-initial-mode = <0>;
+				regulator-over-current-protection;
+			};
+
+			vdd_ddr: buck2 {
+				regulator-name = "vdd_ddr";
+				regulator-min-microvolt = <1350000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-always-on;
+				regulator-initial-mode = <0>;
+				regulator-over-current-protection;
+			};
+
+			vdd: buck3 {
+				regulator-name = "vdd";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+				st,mask-reset;
+				regulator-initial-mode = <0>;
+				regulator-over-current-protection;
+			};
+
+			v3v3: buck4 {
+				regulator-name = "v3v3";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+				regulator-over-current-protection;
+				regulator-initial-mode = <0>;
+			};
+
+			vdda: ldo1 {
+				regulator-name = "vdda";
+				regulator-always-on;
+				regulator-min-microvolt = <2900000>;
+				regulator-max-microvolt = <2900000>;
+				interrupts = <IT_CURLIM_LDO1 0>;
+			};
+
+			v2v8: ldo2 {
+				regulator-name = "v2v8";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				interrupts = <IT_CURLIM_LDO2 0>;
+			};
+
+			vtt_ddr: ldo3 {
+				regulator-name = "vtt_ddr";
+				regulator-min-microvolt = <500000>;
+				regulator-max-microvolt = <750000>;
+				regulator-always-on;
+				regulator-over-current-protection;
+			};
+
+			vdd_usb: ldo4 {
+				regulator-name = "vdd_usb";
+				interrupts = <IT_CURLIM_LDO4 0>;
+			};
+
+			vdd_sd: ldo5 {
+				regulator-name = "vdd_sd";
+				regulator-min-microvolt = <2900000>;
+				regulator-max-microvolt = <2900000>;
+				interrupts = <IT_CURLIM_LDO5 0>;
+				regulator-boot-on;
+			};
+
+			v1v8: ldo6 {
+				regulator-name = "v1v8";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				interrupts = <IT_CURLIM_LDO6 0>;
+			};
+
+			vref_ddr: vref_ddr {
+				regulator-name = "vref_ddr";
+				regulator-always-on;
+			};
+
+			bst_out: boost {
+				regulator-name = "bst_out";
+				interrupts = <IT_OCP_BOOST 0>;
+			};
+
+			vbus_otg: pwr_sw1 {
+				regulator-name = "vbus_otg";
+				interrupts = <IT_OCP_OTG 0>;
+			};
+
+			vbus_sw: pwr_sw2 {
+				regulator-name = "vbus_sw";
+				interrupts = <IT_OCP_SWOUT 0>;
+				regulator-active-discharge = <1>;
+			};
+		};
+
+		onkey {
+			compatible = "st,stpmic1-onkey";
+			interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
+			interrupt-names = "onkey-falling", "onkey-rising";
+			power-off-time-sec = <10>;
+			status = "okay";
+		};
+
+		watchdog {
+			compatible = "st,stpmic1-wdt";
+			status = "disabled";
+		};
+	};
+
+	touchscreen@49 {
+		compatible = "ti,tsc2004";
+		reg = <0x49>;
+		vio-supply = <&v3v3>;
+		interrupts-extended = <&gpioh 15 IRQ_TYPE_EDGE_FALLING>;
+	};
+
+	eeprom@50 {
+		compatible = "atmel,24c02";
+		reg = <0x50>;
+		pagesize = <16>;
+	};
+};
+
+&ipcc {
+	status = "okay";
+};
+
+&iwdg2 {
+	timeout-sec = <32>;
+	status = "okay";
+};
+
+&m4_rproc {
+	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
+			<&vdev0vring1>, <&vdev0buffer>;
+	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
+	mbox-names = "vq0", "vq1", "shutdown";
+	interrupt-parent = <&exti>;
+	interrupts = <68 1>;
+	status = "okay";
+};
+
+&pwr_regulators {
+	vdd-supply = <&vdd>;
+	vdd_3v3_usbfs-supply = <&vdd_usb>;
+};
+
+&qspi {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
+	pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
+	reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+
+	flash0: flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-rx-bus-width = <4>;
+		spi-max-frequency = <108000000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+	};
+};
+
+&rng1 {
+	status = "okay";
+};
+
+&rtc {
+	status = "okay";
+};
+
+&sdmmc1 {
+	pinctrl-names = "default", "opendrain", "sleep", "init";
+	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
+	pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
+	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
+	pinctrl-3 = <&sdmmc1_b4_init_pins_a &sdmmc1_dir_init_pins_a>;
+	cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+	disable-wp;
+	st,sig-dir;
+	st,neg-edge;
+	st,use-ckin;
+	st,cmd-gpios = <&gpiod 2 0>;
+	st,ck-gpios = <&gpioc 12 0>;
+	st,ckin-gpios = <&gpioe 4 0>;
+	bus-width = <4>;
+	vmmc-supply = <&vdd_sd>;
+	status = "okay";
+};
+
+&sdmmc1_b4_pins_a {
+	/*
+	 * SD bus pull-up resistors:
+	 * - optional on SoMs with SD voltage translator
+	 * - mandatory on SoMs without SD voltage translator
+	 */
+	pins1 {
+		bias-pull-up;
+	};
+	pins2 {
+		bias-pull-up;
+	};
+};
+
+&sdmmc2 {
+	pinctrl-names = "default", "opendrain", "sleep";
+	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
+	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
+	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
+	non-removable;
+	no-sd;
+	no-sdio;
+	st,neg-edge;
+	bus-width = <8>;
+	vmmc-supply = <&v3v3>;
+	vqmmc-supply = <&v3v3>;
+	mmc-ddr-3_3v;
+	status = "okay";
+};
+
+&sdmmc3 {
+	pinctrl-names = "default", "opendrain", "sleep";
+	pinctrl-0 = <&sdmmc3_b4_pins_a>;
+	pinctrl-1 = <&sdmmc3_b4_od_pins_a>;
+	pinctrl-2 = <&sdmmc3_b4_sleep_pins_a>;
+	broken-cd;
+	st,neg-edge;
+	bus-width = <4>;
+	vmmc-supply = <&v3v3>;
+	vqmmc-supply = <&v3v3>;
+	mmc-ddr-3_3v;
+	status = "okay";
+};
+
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart4_pins_a>;
+	status = "okay";
+};
diff --git a/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi b/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi
index 5b2b09b..f09f429 100644
--- a/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp15xx-dhcom-u-boot.dtsi
@@ -9,6 +9,8 @@
 #include "stm32mp15-ddr3-dhsom-2x2Gb-1066-binG.dtsi"
 #include "stm32mp15-ddr3-dhsom-2x4Gb-1066-binG.dtsi"
 
+/delete-node/ &ksz8851;
+
 / {
 	aliases {
 		i2c1 = &i2c2;
@@ -18,7 +20,8 @@
 		mmc1 = &sdmmc2;
 		spi0 = &qspi;
 		usb0 = &usbotg_hs;
-		ethernet1 = &ksz8851;
+		eeprom0 = &eeprom0;
+		ethernet1 = &ks8851;
 	};
 
 	config {
@@ -30,28 +33,34 @@
 		dh,ddr3-coding-gpios = <&gpioz 6 0>, <&gpioz 7 0>;
 	};
 
-	led {
-		red {
-			label = "error";
-			gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
-			default-state = "off";
-			status = "okay";
-		};
-
-		blue {
-			default-state = "on";
-		};
-	};
-
 	/* This is actually on FMC2, but we do not have bus driver for that */
-	ksz8851: ks8851mll@64000000 {
+	ks8851: ks8851mll@64000000 {
 		compatible = "micrel,ks8851-mll";
 		reg = <0x64000000 0x20000>;
 	};
 };
 
+&ethernet0 {
+	phy-reset-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>;
+	/delete-property/ st,eth-ref-clk-sel;
+};
+
+&ethernet0_rmii_pins_a {
+	pins1 {
+		pinmux = <STM32_PINMUX('G', 13, AF11)>, /* ETH1_RMII_TXD0 */
+			 <STM32_PINMUX('G', 14, AF11)>, /* ETH1_RMII_TXD1 */
+			 <STM32_PINMUX('B', 11, AF11)>, /* ETH1_RMII_TX_EN */
+			 <STM32_PINMUX('A', 1, AF11)>,  /* ETH1_RMII_REF_CLK */
+			 <STM32_PINMUX('A', 2, AF11)>,  /* ETH1_MDIO */
+			 <STM32_PINMUX('C', 1, AF11)>;  /* ETH1_MDC */
+	};
+};
+
 &i2c4 {
 	u-boot,dm-pre-reloc;
+
+	eeprom0: eeprom@50 {
+	};
 };
 
 &i2c4_pins_a {
@@ -61,6 +70,10 @@
 	};
 };
 
+&phy0 {
+	/delete-property/ reset-gpios;
+};
+
 &pinctrl {
 	/* These should bound to FMC2 bus driver, but we do not have one */
 	pinctrl-0 = <&fmc_pins_b &mco2_pins_a>;
diff --git a/arch/arm/dts/stm32mp15xx-dhcom.dtsi b/arch/arm/dts/stm32mp15xx-dhcom.dtsi
deleted file mode 100644
index a1d1b8d..0000000
--- a/arch/arm/dts/stm32mp15xx-dhcom.dtsi
+++ /dev/null
@@ -1,456 +0,0 @@
-// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
-/*
- * Copyright (C) 2019 Marek Vasut <marex@denx.de>
- */
-/dts-v1/;
-
-#include "stm32mp157.dtsi"
-#include "stm32mp15xc.dtsi"
-#include "stm32mp15-pinctrl.dtsi"
-#include "stm32mp15xxaa-pinctrl.dtsi"
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/mfd/st,stpmic1.h>
-
-/ {
-	aliases {
-		eeprom0 = &eeprom0;
-		ethernet0 = &ethernet0;
-	};
-
-	memory@c0000000 {
-		device_type = "memory";
-		reg = <0xC0000000 0x40000000>;
-	};
-
-	ethernet_vio: vioregulator {
-		compatible = "regulator-fixed";
-		regulator-name = "vio";
-		regulator-min-microvolt = <3300000>;
-		regulator-max-microvolt = <3300000>;
-		gpio = <&gpiog 3 GPIO_ACTIVE_LOW>;
-		regulator-always-on;
-		regulator-boot-on;
-	};
-};
-
-&cec {
-	pinctrl-names = "default";
-	pinctrl-0 = <&cec_pins_a>;
-	status = "okay";
-};
-
-&dcmi {
-	status = "okay";
-	pinctrl-names = "default", "sleep";
-	pinctrl-0 = <&dcmi_pins_a>;
-	pinctrl-1 = <&dcmi_sleep_pins_a>;
-};
-
-&dts {
-	status = "okay";
-};
-
-&ethernet0 {
-	status = "okay";
-	pinctrl-0 = <&ethernet0_rmii_pins_a>;
-	pinctrl-1 = <&ethernet0_rmii_pins_sleep_a>;
-	pinctrl-names = "default", "sleep";
-	phy-mode = "rmii";
-	max-speed = <100>;
-	phy-handle = <&phy0>;
-	phy-reset-gpios = <&gpioh 15 GPIO_ACTIVE_LOW>;
-
-	mdio0 {
-		#address-cells = <1>;
-		#size-cells = <0>;
-		compatible = "snps,dwmac-mdio";
-
-		phy0: ethernet-phy@1 {
-			reg = <1>;
-		};
-	};
-};
-
-&i2c2 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c2_pins_a>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	status = "okay";
-};
-
-&i2c4 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c4_pins_a>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	status = "okay";
-	/* spare dmas for other usage */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-
-	pmic: stpmic@33 {
-		compatible = "st,stpmic1";
-		reg = <0x33>;
-		interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
-		interrupt-controller;
-		#interrupt-cells = <2>;
-		status = "okay";
-
-		regulators {
-			compatible = "st,stpmic1-regulators";
-			ldo1-supply = <&v3v3>;
-			ldo2-supply = <&v3v3>;
-			ldo3-supply = <&vdd_ddr>;
-			ldo5-supply = <&v3v3>;
-			ldo6-supply = <&v3v3>;
-			pwr_sw1-supply = <&bst_out>;
-			pwr_sw2-supply = <&bst_out>;
-
-			vddcore: buck1 {
-				regulator-name = "vddcore";
-				regulator-min-microvolt = <800000>;
-				regulator-max-microvolt = <1350000>;
-				regulator-always-on;
-				regulator-initial-mode = <0>;
-				regulator-over-current-protection;
-			};
-
-			vdd_ddr: buck2 {
-				regulator-name = "vdd_ddr";
-				regulator-min-microvolt = <1350000>;
-				regulator-max-microvolt = <1350000>;
-				regulator-always-on;
-				regulator-initial-mode = <0>;
-				regulator-over-current-protection;
-			};
-
-			vdd: buck3 {
-				regulator-name = "vdd";
-				regulator-min-microvolt = <3300000>;
-				regulator-max-microvolt = <3300000>;
-				regulator-always-on;
-				st,mask-reset;
-				regulator-initial-mode = <0>;
-				regulator-over-current-protection;
-			};
-
-			v3v3: buck4 {
-				regulator-name = "v3v3";
-				regulator-min-microvolt = <3300000>;
-				regulator-max-microvolt = <3300000>;
-				regulator-always-on;
-				regulator-over-current-protection;
-				regulator-initial-mode = <0>;
-			};
-
-			vdda: ldo1 {
-				regulator-name = "vdda";
-				regulator-min-microvolt = <2900000>;
-				regulator-max-microvolt = <2900000>;
-				interrupts = <IT_CURLIM_LDO1 0>;
-			};
-
-			v2v8: ldo2 {
-				regulator-name = "v2v8";
-				regulator-min-microvolt = <2800000>;
-				regulator-max-microvolt = <2800000>;
-				interrupts = <IT_CURLIM_LDO2 0>;
-			};
-
-			vtt_ddr: ldo3 {
-				regulator-name = "vtt_ddr";
-				regulator-min-microvolt = <500000>;
-				regulator-max-microvolt = <750000>;
-				regulator-always-on;
-				regulator-over-current-protection;
-			};
-
-			vdd_usb: ldo4 {
-				regulator-name = "vdd_usb";
-				regulator-min-microvolt = <3300000>;
-				regulator-max-microvolt = <3300000>;
-				interrupts = <IT_CURLIM_LDO4 0>;
-			};
-
-			vdd_sd: ldo5 {
-				regulator-name = "vdd_sd";
-				regulator-min-microvolt = <2900000>;
-				regulator-max-microvolt = <2900000>;
-				interrupts = <IT_CURLIM_LDO5 0>;
-				regulator-boot-on;
-			};
-
-			v1v8: ldo6 {
-				regulator-name = "v1v8";
-				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <1800000>;
-				interrupts = <IT_CURLIM_LDO6 0>;
-			};
-
-			vref_ddr: vref_ddr {
-				regulator-name = "vref_ddr";
-				regulator-always-on;
-				regulator-over-current-protection;
-			};
-
-			 bst_out: boost {
-				regulator-name = "bst_out";
-				interrupts = <IT_OCP_BOOST 0>;
-			 };
-
-			vbus_otg: pwr_sw1 {
-				regulator-name = "vbus_otg";
-				interrupts = <IT_OCP_OTG 0>;
-			 };
-
-			 vbus_sw: pwr_sw2 {
-				regulator-name = "vbus_sw";
-				interrupts = <IT_OCP_SWOUT 0>;
-				regulator-active-discharge;
-			 };
-		};
-
-		onkey {
-			compatible = "st,stpmic1-onkey";
-			interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
-			interrupt-names = "onkey-falling", "onkey-rising";
-			power-off-time-sec = <10>;
-			status = "okay";
-		};
-
-		watchdog {
-			compatible = "st,stpmic1-wdt";
-			status = "disabled";
-		};
-	};
-
-	eeprom0: eeprom@50 {
-		compatible = "atmel,24c02";
-		reg = <0x50>;
-		pagesize = <16>;
-	};
-};
-
-&i2c5 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&i2c5_pins_a>;
-	i2c-scl-rising-time-ns = <185>;
-	i2c-scl-falling-time-ns = <20>;
-	status = "okay";
-};
-
-&ipcc {
-	status = "okay";
-};
-
-&iwdg2 {
-	timeout-sec = <32>;
-	status = "okay";
-};
-
-&m4_rproc {
-	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
-	mbox-names = "vq0", "vq1", "shutdown";
-	status = "okay";
-};
-
-&pwr_regulators {
-	vdd-supply = <&vdd>;
-	vdd_3v3_usbfs-supply = <&vdd_usb>;
-};
-
-&pinctrl {
-	ethernet0_rmii_pins_a: rmii-0 {
-		pins1 {
-			pinmux = <STM32_PINMUX('G', 13, AF11)>, /* ETH1_RMII_TXD0 */
-				 <STM32_PINMUX('G', 14, AF11)>, /* ETH1_RMII_TXD1 */
-				 <STM32_PINMUX('B', 11, AF11)>, /* ETH1_RMII_TX_EN */
-				 <STM32_PINMUX('A', 1, AF11)>,  /* ETH1_RMII_REF_CLK */
-				 <STM32_PINMUX('A', 2, AF11)>,  /* ETH1_MDIO */
-				 <STM32_PINMUX('C', 1, AF11)>;  /* ETH1_MDC */
-			bias-disable;
-			drive-push-pull;
-			slew-rate = <2>;
-		};
-		pins2 {
-			pinmux = <STM32_PINMUX('C', 4, AF11)>,  /* ETH1_RMII_RXD0 */
-				 <STM32_PINMUX('C', 5, AF11)>,  /* ETH1_RMII_RXD1 */
-				 <STM32_PINMUX('A', 7, AF11)>;  /* ETH1_RMII_CRS_DV */
-			bias-disable;
-		};
-	};
-
-	ethernet0_rmii_pins_sleep_a: rmii-sleep-0 {
-		pins1 {
-			pinmux = <STM32_PINMUX('G', 13, ANALOG)>, /* ETH1_RMII_TXD0 */
-				 <STM32_PINMUX('G', 14, ANALOG)>, /* ETH1_RMII_TXD1 */
-				 <STM32_PINMUX('B', 11, ANALOG)>, /* ETH1_RMII_TX_EN */
-				 <STM32_PINMUX('A', 2, ANALOG)>,  /* ETH1_MDIO */
-				 <STM32_PINMUX('C', 1, ANALOG)>,  /* ETH1_MDC */
-				 <STM32_PINMUX('C', 4, ANALOG)>,  /* ETH1_RMII_RXD0 */
-				 <STM32_PINMUX('C', 5, ANALOG)>,  /* ETH1_RMII_RXD1 */
-				 <STM32_PINMUX('A', 1, ANALOG)>,  /* ETH1_RMII_REF_CLK */
-				 <STM32_PINMUX('A', 7, ANALOG)>;  /* ETH1_RMII_CRS_DV */
-		};
-	};
-};
-
-&qspi {
-	pinctrl-names = "default", "sleep";
-	pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
-	pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
-	reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
-	#address-cells = <1>;
-	#size-cells = <0>;
-	status = "okay";
-
-	flash0: mx66l51235l@0 {
-		compatible = "jedec,spi-nor";
-		reg = <0>;
-		spi-rx-bus-width = <4>;
-		spi-max-frequency = <108000000>;
-		#address-cells = <1>;
-		#size-cells = <1>;
-	};
-};
-
-&rng1 {
-	status = "okay";
-};
-
-&rtc {
-	status = "okay";
-};
-
-&sdmmc1 {
-	pinctrl-names = "default", "opendrain", "sleep";
-	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
-	pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
-	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
-	cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
-	disable-wp;
-	st,sig-dir;
-	st,neg-edge;
-	bus-width = <4>;
-	vmmc-supply = <&vdd_sd>;
-	status = "okay";
-};
-
-&sdmmc1_b4_pins_a {
-	/*
-	 * SD bus pull-up resistors:
-	 * - optional on SoMs with SD voltage translator
-	 * - mandatory on SoMs without SD voltage translator
-	 */
-	pins1 {
-		bias-pull-up;
-	};
-	pins2 {
-		bias-pull-up;
-	};
-};
-
-&sdmmc2 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
-	non-removable;
-	no-sd;
-	no-sdio;
-	st,sig-dir;
-	st,neg-edge;
-	bus-width = <8>;
-	vmmc-supply = <&v3v3>;
-	status = "okay";
-};
-
-&spi1 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&spi1_pins_a>;
-	status = "disabled";
-};
-
-&timers2 {
-	/* spare dmas for other usage (un-delete to enable pwm capture) */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-	status = "disabled";
-	pwm {
-		pinctrl-0 = <&pwm2_pins_a>;
-		pinctrl-names = "default";
-		status = "okay";
-	};
-	timer@1 {
-		status = "okay";
-	};
-};
-
-&timers6 {
-	status = "okay";
-	/* spare dmas for other usage */
-	/delete-property/dmas;
-	/delete-property/dma-names;
-	timer@5 {
-		status = "okay";
-	};
-};
-
-&timers8 {
-	/delete-property/dmas;
-	/delete-property/dma-names;
-	status = "disabled";
-	pwm {
-		pinctrl-0 = <&pwm8_pins_a>;
-		pinctrl-names = "default";
-		status = "okay";
-	};
-	timer@7 {
-		status = "okay";
-	};
-};
-
-&timers12 {
-	/delete-property/dmas;
-	/delete-property/dma-names;
-	status = "disabled";
-	pwm {
-		pinctrl-0 = <&pwm12_pins_a>;
-		pinctrl-names = "default";
-		status = "okay";
-	};
-	timer@11 {
-		status = "okay";
-	};
-};
-
-&uart4 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&uart4_pins_a>;
-	status = "okay";
-};
-
-&usbh_ehci {
-	phys = <&usbphyc_port0>;
-	phy-names = "usb";
-	status = "okay";
-};
-
-&usbotg_hs {
-	dr_mode = "peripheral";
-	phys = <&usbphyc_port1 0>;
-	phy-names = "usb2-phy";
-	vbus-supply = <&vbus_otg>;
-	status = "okay";
-};
-
-&usbphyc {
-	status = "okay";
-};
-
-&usbphyc_port0 {
-	phy-supply = <&vdd_usb>;
-};
-
-&usbphyc_port1 {
-	phy-supply = <&vdd_usb>;
-};