arm: add JSHMI board

arch/arm/boot/dts/Makefile

@@ -1192,7 +1192,8 @@ dtb-$(CONFIG_ARCH_STM32) += \
 	stm32mp157f-ev1-a7-examples.dtb \
 	stm32mp157f-ev1-m4-examples.dtb \
 	stm32mp157c-lxa-mc1.dtb \
-	stm32mp157c-odyssey.dtb
+	stm32mp157c-odyssey.dtb \
+	stm32mp157a-jshmi.dtb
 dtb-$(CONFIG_MACH_SUN4I) += \
 	sun4i-a10-a1000.dtb \
 	sun4i-a10-ba10-tvbox.dtb \

arch/arm/boot/dts/stm32mp15-pinctrl.dtsi

@@ -1972,6 +1972,24 @@
 		};
 	};
 
+	uart7_idle_pins_b: uart7-idle-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('F', 7, ANALOG)>; /* UART7_TX */
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('F', 7, AF7)>; /* UART7_RX */
+			bias-pull-up;
+		};
+	};
+
+	uart7_sleep_pins_b: uart7-sleep-1 {
+		pins {
+			pinmux = <STM32_PINMUX('F', 7, ANALOG)>, /* UART7_TX */
+				 <STM32_PINMUX('F', 6, ANALOG)>; /* UART7_RX */
+		};
+	};
+
+
 	uart7_idle_pins_c: uart7-idle-2 {
 		pins1 {
 			pinmux = <STM32_PINMUX('E', 8, ANALOG)>; /* UART7_TX */

arch/arm/boot/dts/stm32mp157a-jshmi.dts

@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2019 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@st.com> for STMicroelectronics.
+ */
+
+/dts-v1/;
+
+#include "stm32mp157.dtsi"
+#include "stm32mp15xa.dtsi"
+#include "stm32mp15-pinctrl.dtsi"
+#include "stm32mp15xxaa-pinctrl.dtsi"
+#include "stm32mp157a-jshmi.dtsi"
+
+/ {
+	model = "JinShi HMI Board";
+	compatible = "js,stm32mp157a-hmiboard", "st,stm32mp157";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};

arch/arm/boot/dts/stm32mp157a-jshmi.dtsi

@@ -0,0 +1,755 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) STMicroelectronics 2019 - All Rights Reserved
+ * Author: Alexandre Torgue <alexandre.torgue@st.com> for STMicroelectronics.
+ */
+
+#include "stm32mp15-m4-srm.dtsi"
+#include "stm32mp15-m4-srm-pinctrl.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	aliases {
+		ethernet0 = &ethernet0;
+		serial0 = &uart4;
+		serial3 = &usart1;
+		serial1 = &usart2;
+		serial2 = &usart3;
+		serial5 = &usart6;
+		serial6 = &uart7;
+		serial7 = &uart8;
+	};
+
+	memory@c0000000 {
+		device_type = "memory";
+		reg = <0xc0000000 0x20000000>;
+	};
+
+	clocks {
+		clk_ext_camera: clk-ext-camera {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-frequency = <24000000>;
+		};
+	};
+
+	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;
+		};
+
+		mcu_rsc_table: mcu_rsc_table@10048000 {
+			compatible = "shared-dma-pool";
+			reg = <0x10048000 0x8000>;
+			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;
+		};
+
+		gpu_reserved: gpu@d4000000 {
+			reg = <0xd4000000 0x4000000>;
+			no-map;
+		};
+
+		optee@de000000 {
+			reg = <0xde000000 0x2000000>;
+			no-map;
+		};
+	};
+
+	led {
+		compatible = "gpio-leds";
+
+		led1 {
+			label = "led1";
+			gpios = <&gpioi 11 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "heartbeat";
+			default-state = "on";
+		};
+
+		led2 {
+			label = "led2";
+			gpios = <&gpioh 6 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "heartbeat";
+			default-state = "on";
+		};
+
+		led3 {
+			label = "led3";
+			gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "heartbeat";
+			default-state = "on";
+		};
+	};
+
+	vin: vin {
+		compatible = "regulator-fixed";
+		regulator-name = "vin";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+	};
+
+	vddcore: regulator-vddcore {
+		compatible = "regulator-fixed";
+		regulator-name = "vddcore";
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1350000>;
+		regulator-always-on;
+	};
+
+	vdd: regulator-vdd {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vdd_v3v3: regulator-vdd-v3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd_v3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	hdmi_v1v2: regulator-hdmi-v1v2 {
+		compatible = "regulator-fixed";
+		regulator-name = "hdmi_v1v2";
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	audio_v1v8: regulator-audio-v1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "audio_v1v8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vdd_usb: regulator-vdd-usb {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd_usb";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vbus_otg: regulator-vbus-otg {
+		compatible = "regulator-fixed";
+		regulator-name = "vbus_otg";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	usb_phy_tuning: usb-phy-tuning {
+		st,hs-dc-level = <2>;
+		st,fs-rftime-tuning;
+		st,hs-rftime-reduction;
+		st,hs-current-trim = <15>;
+		st,hs-impedance-trim = <1>;
+		st,squelch-level = <3>;
+		st,hs-rx-offset = <2>;
+		st,no-lsfs-sc;
+	};
+
+	panel_backlight: panel-backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm2 0 5000000>;
+		brightness-levels = <0 4 8 16 32 64 128 255>;
+		default-brightness-level = <6>;
+		status = "okay";
+	};
+
+	panel_rgb: panel-rgb {
+		compatible = "innolux,at070tn92";
+		//compatible = "innolux,zj070na-01p";
+		//compatible = "innolux,at043tn24";
+		enable-gpios = <&gpioh 15 GPIO_ACTIVE_HIGH>;
+		
+		backlight = <&panel_backlight>;
+		status = "okay";
+
+		port {
+			panel_in_rgb: endpoint {
+				remote-endpoint = <&ltdc_out_rgb>;
+			};
+		};
+	};
+
+};
+
+&pinctrl {
+	pwm2_pins_b: pwm2-0 {
+		pins {
+			pinmux = <STM32_PINMUX('A', 5, AF1)>; /* TIM2_CH1 */
+			bias-pull-down;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+	};
+
+	pwm2_sleep_pins_b: pwm2-sleep-0 {
+		pins {
+			pinmux = <STM32_PINMUX('A', 5, ANALOG)>; /* TIM2_CH1 */
+		};
+	};
+
+	usart6_pins_a: usart6-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('C', 6, AF7)>; /* USART6_TX */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('C', 7, AF7)>; /* USART6_RX */
+			bias-disable;
+		};
+	};
+
+	usart6_idle_pins_a: usart6-idle-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('C', 6, ANALOG)>; /* USART6_TX */
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('C', 7, AF7)>; /* USART6_RX */
+			bias-pull-up;
+		};
+	};
+
+	usart6_sleep_pins_a: usart6-sleep-1 {
+		pins {
+			pinmux = <STM32_PINMUX('C', 6, ANALOG)>, /* USART6_TX */
+				 <STM32_PINMUX('C', 7, ANALOG)>; /* USART6_RX */
+		};
+	};
+
+	uart8_pins_a: uart8-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('E', 0, AF8)>; /* UART8_RX */
+			bias-disable;
+		};
+	};
+
+	uart8_idle_pins_a: uart8-idle-0 {
+		pins1 {
+			pinmux = <STM32_PINMUX('E', 1, ANALOG)>; /* UART8_TX */
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('E', 0, AF8)>; /* UART8_RX */
+			bias-pull-up;
+		};
+	};
+
+	uart8_sleep_pins_a: uart8-sleep-0 {
+		pins {
+			pinmux = <STM32_PINMUX('E', 1, ANALOG)>, /* UART8_TX */
+				 <STM32_PINMUX('E', 0, ANALOG)>; /* UART8_RX */
+		};
+	};
+
+	gt9147_irq:gt9147_irq {
+		pins {
+			pinmux = <STM32_PINMUX('G', 7, GPIO)>; /* PG7.GPIO */
+			bias-pull-down;
+			drive-push-pull;
+		};
+	};
+};
+
+&pinctrl_z {
+	usart1_pins_a: usart1-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('Z', 7, AF7)>; /* USART2_TX */
+			bias-disable;
+			drive-push-pull;
+			slew-rate = <0>;
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('Z', 6, AF7)>; /* USART2_RX */
+			bias-disable;
+		};
+	};
+
+	usart1_idle_pins_a: usart1-idle-1 {
+		pins1 {
+			pinmux = <STM32_PINMUX('Z', 7, ANALOG)>; /* USART2_TX */
+		};
+		pins2 {
+			pinmux = <STM32_PINMUX('Z', 6, AF7)>; /* USART2_RX */
+			bias-disable;
+		};
+	};
+
+	usart1_sleep_pins_a: usart1-sleep-1 {
+		pins {
+			pinmux = <STM32_PINMUX('Z', 7, ANALOG)>, /* USART2_TX */
+				 <STM32_PINMUX('Z', 6, ANALOG)>; /* USART2_RX */
+		};
+	};
+};
+
+&cpu0{
+	cpu-supply = <&vddcore>;
+};
+
+&cpu1{
+	cpu-supply = <&vddcore>;
+};
+
+&crc1 {
+	status = "okay";
+};
+
+&dma1 {
+	sram = <&dma_pool>;
+};
+
+&dma2 {
+	sram = <&dma_pool>;
+};
+
+&dts {
+	status = "okay";
+};
+
+&ethernet0 {
+	status = "okay";
+	pinctrl-0 = <&ethernet0_rgmii_pins_a>;
+	pinctrl-1 = <&ethernet0_rgmii_sleep_pins_a>;
+	pinctrl-names = "default", "sleep";
+	phy-mode = "rgmii-id";
+	max-speed = <1000>;
+	phy-handle = <&phy0>;
+	/*nvmem-cells = <&ethernet_mac_address>;
+	nvmem-cell-names = "mac-address";*/
+
+	mdio0 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+		phy0: ethernet-phy@1 {
+			compatible = "ethernet-phy-id4f51.e91b";
+			//compatible = "ethernet-phy-id4f51.e91b", "ethernet-phy-ieee802.3-c22";
+			//compatible = "ethernet-phy-ieee802.3-c22";
+			reg = <1>;
+			reset-gpios = <&gpioh 2 GPIO_ACTIVE_LOW>;
+			reset-assert-us = <20000>;
+			reset-deassert-us = <50000>;
+		};
+	};
+};
+
+&gpu {
+	contiguous-area = <&gpu_reserved>;
+};
+
+&hash1 {
+	status = "okay";
+};
+
+&i2c2 {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&i2c2_pins_a>;
+	pinctrl-1 = <&i2c2_sleep_pins_a>;
+	i2c-scl-rising-time-ns = <100>;
+	i2c-scl-falling-time-ns = <7>;
+	status = "okay";
+	/delete-property/dmas;
+	/delete-property/dma-names;
+
+	gt9147@14 {
+		compatible = "goodix,gt9147";
+		reg = <0x14>;
+		/*pinctrl-names = "default";
+		pinctrl-0 = <&gt9147_irq>;*/
+		irq-gpios = <&gpiog 7 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpiog 8 GPIO_ACTIVE_HIGH>;
+		status = "okay";
+	};
+};
+
+&i2c4 {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&i2c4_pins_a>;
+	pinctrl-1 = <&i2c4_sleep_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	clock-frequency = <400000>;
+	status = "disabled";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+};
+
+&i2c5 {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&i2c5_pins_a>;
+	pinctrl-1 = <&i2c5_sleep_pins_a>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	clock-frequency = <400000>;
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "okay";
+
+	rtc@51 {
+		compatible = "nxp,pcf8563";
+		reg = <0x51>;
+	};
+
+	ov5640: camera@3c {
+		compatible = "ovti,ov5640";
+		reg = <0x3c>;
+		clocks = <&clk_ext_camera>;
+		clock-names = "xclk";
+		//DOVDD-supply = <&v2v8>;
+		powerdown-gpios = <&gpiod 14 (GPIO_ACTIVE_HIGH | GPIO_PUSH_PULL)>;
+		reset-gpios = <&gpiod 15 (GPIO_ACTIVE_LOW | GPIO_PUSH_PULL)>;
+		rotation = <180>;
+		status = "okay";
+
+		port {
+			ov5640_0: endpoint {
+				remote-endpoint = <&dcmi_0>;
+				bus-width = <8>;
+				data-shift = <2>; /* lines 9:2 are used */
+				hsync-active = <0>;
+				vsync-active = <0>;
+				pclk-sample = <1>;
+				pclk-max-frequency = <77000000>;
+			};
+		};
+	};
+
+};
+
+&ipcc {
+	status = "okay";
+};
+
+&iwdg2 {
+	timeout-sec = <32>;
+	status = "disabled";
+};
+
+&dcmi {
+	status = "okay";
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&dcmi_pins_a>;
+	pinctrl-1 = <&dcmi_sleep_pins_a>;
+
+	port {
+		dcmi_0: endpoint {
+			remote-endpoint = <&ov5640_0>;
+			bus-type = <5>;
+			bus-width = <8>;
+			hsync-active = <0>;
+			vsync-active = <0>;
+			pclk-sample = <1>;
+			pclk-max-frequency = <77000000>;
+		};
+	};
+};
+
+&ltdc {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&ltdc_pins_b>;
+	pinctrl-1 = <&ltdc_sleep_pins_b>;
+	status = "okay";
+
+	port {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		ltdc_out_rgb: endpoint@0 {
+			reg = <0>;
+			remote-endpoint = <&panel_in_rgb>;
+		};
+	};
+};
+
+&m4_rproc {
+	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
+			<&vdev0vring1>, <&vdev0buffer>, <&mcu_rsc_table>;
+	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
+	mbox-names = "vq0", "vq1", "shutdown", "detach";
+	interrupt-parent = <&exti>;
+	interrupts = <68 1>;
+	wakeup-source;
+	status = "disabled";
+};
+
+&pwr_regulators {
+	vdd-supply = <&vdd>;
+	vdd_3v3_usbfs-supply = <&vdd_usb>;
+};
+
+&rtc {
+	status = "okay";
+};
+
+&sdmmc1 {
+	pinctrl-names = "default", "opendrain", "sleep";
+	pinctrl-0 = <&sdmmc1_b4_pins_a>;
+	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
+	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
+	cd-gpios = <&gpioh 3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
+	disable-wp;
+	st,neg-edge;
+	bus-width = <4>;
+	vmmc-supply = <&vdd_v3v3>;
+	status = "okay";
+};
+
+&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>;
+	broken-cd;
+	non-removable;
+	st,neg-edge;
+	bus-width = <8>;
+	vmmc-supply = <&vdd_v3v3>;
+	status = "okay";
+};
+
+&spi4 {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&spi4_pins_b>;
+	pinctrl-1 = <&spi4_sleep_pins_b>;
+	status = "disabled";
+};
+
+&spi5 {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&spi5_pins_a>;
+	pinctrl-1 = <&spi5_sleep_pins_a>;
+	status = "disabled";
+};
+
+&sram {
+	dma_pool: dma_pool@0 {
+		reg = <0x50000 0x10000>;
+		pool;
+	};
+};
+
+&timers2 {
+	status = "okay";
+	/* spare dmas for other usage */
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	pwm2: pwm {
+		pinctrl-0 = <&pwm2_pins_b>;
+		pinctrl-1 = <&pwm2_sleep_pins_b>;
+		pinctrl-names = "default", "sleep";
+		#pwm-cells = <2>;
+		status = "okay";
+	};
+	timer@1 {
+		status = "disabled";
+	};
+};
+
+&uart4 {
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&uart4_pins_a>;
+	pinctrl-1 = <&uart4_sleep_pins_a>;
+	pinctrl-2 = <&uart4_idle_pins_a>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	status = "okay";
+};
+
+&uart7 {
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&uart7_pins_b>;
+	pinctrl-1 = <&uart7_sleep_pins_b>;
+	pinctrl-2 = <&uart7_idle_pins_b>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	/delete-property/st,hw-flow-ctrl;
+	rts-gpios = <&gpiof 8 GPIO_ACTIVE_HIGH>;
+	linux,rs485-enabled-at-boot-time;
+	status = "okay";
+};
+
+&uart8 {
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&uart8_pins_a>;
+	pinctrl-1 = <&uart8_sleep_pins_a>;
+	pinctrl-2 = <&uart8_idle_pins_a>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	rts-gpios = <&gpioz 2 GPIO_ACTIVE_HIGH>;
+	linux,rs485-enabled-at-boot-time;
+	status = "okay";
+};
+
+&usart1 {
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&usart1_pins_a>;
+	pinctrl-1 = <&usart1_sleep_pins_a>;
+	pinctrl-2 = <&usart1_idle_pins_a>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	rts-gpios = <&gpioz 3 GPIO_ACTIVE_HIGH>;
+	linux,rs485-enabled-at-boot-time;
+	status = "okay";
+};
+
+&usart2 {
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&usart2_pins_c>;
+	pinctrl-1 = <&usart2_sleep_pins_c>;
+	pinctrl-2 = <&usart2_idle_pins_c>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	rts-gpios = <&gpioz 4 GPIO_ACTIVE_HIGH>;
+	linux,rs485-enabled-at-boot-time;
+	status = "disabled";
+};
+
+&usart3 {
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&usart3_pins_c>;
+	pinctrl-1 = <&usart3_sleep_pins_c>;
+	pinctrl-2 = <&usart3_idle_pins_c>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	rts-gpios = <&gpioz 5 GPIO_ACTIVE_HIGH>;
+	linux,rs485-enabled-at-boot-time;
+	status = "disabled";
+};
+
+&usart6 {
+	pinctrl-names = "default", "sleep", "idle";
+	pinctrl-0 = <&usart6_pins_a>;
+	pinctrl-1 = <&usart6_sleep_pins_a>;
+	pinctrl-2 = <&usart6_idle_pins_a>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
+	rts-gpios = <&gpioz 1 GPIO_ACTIVE_HIGH>;
+	linux,rs485-enabled-at-boot-time;
+	status = "okay";
+};
+
+&usbh_ohci {
+	phys = <&usbphyc_port0>, <&usbphyc_port1 1>;
+	phy-names = "usb", "usb";
+	status = "okay";
+};
+
+&usbh_ehci {
+	phys = <&usbphyc_port0>, <&usbphyc_port1 1>;
+	phy-names = "usb", "usb";
+	status = "okay";
+};
+
+&usbotg_hs {
+	status = "disabled";
+};
+
+&usbphyc {
+	status = "okay";
+};
+
+&usbphyc_port0 {
+	phy-supply = <&vdd_usb>;
+	/*
+	st,tune-hs-dc-level = <2>;
+	st,enable-fs-rftime-tuning;
+	st,enable-hs-rftime-reduction;
+	st,trim-hs-current = <15>;
+	st,trim-hs-impedance = <1>;
+	st,tune-squelch-level = <3>;
+	st,tune-hs-rx-offset = <2>;
+	st,no-lsfs-sc;
+*/
+	/*
+	 * Hack to keep hub active until all connected devices are suspended
+	 * otherwise the hub will be powered off as soon as the v3v3 is disabled
+	 * and it can disturb connected devices.
+	 */
+	 /*
+	connector {
+		compatible = "usb-a-connector";
+		vbus-supply = <&vdd_v3v3>;
+	};
+	*/
+};
+
+&usbphyc_port1 {
+	phy-supply = <&vdd_usb>;
+	/*
+	st,tune-hs-dc-level = <2>;
+	st,enable-fs-rftime-tuning;
+	st,enable-hs-rftime-reduction;
+	st,trim-hs-current = <15>;
+	st,trim-hs-impedance = <1>;
+	st,tune-squelch-level = <3>;
+	st,tune-hs-rx-offset = <2>;
+	st,no-lsfs-sc;
+	*/
+};
+
+&vrefbuf {
+	regulator-min-microvolt = <2500000>;
+	regulator-max-microvolt = <2500000>;
+	vdda-supply = <&vdd>;
+	status = "disabled";
+};