97 lines
1.9 KiB
Plaintext
97 lines
1.9 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0+ OR X11
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/*
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* Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.com>
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*
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*/
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/dts-v1/;
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#include "stm32f746.dtsi"
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#include "stm32f746-pinctrl.dtsi"
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/gpio/gpio.h>
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/ {
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model = "STMicroelectronics STM32F746-DISCO board";
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compatible = "st,stm32f746-disco", "st,stm32f746";
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chosen {
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bootargs = "root=/dev/ram";
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stdout-path = "serial0:115200n8";
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};
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memory {
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device_type = "memory";
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reg = <0xC0000000 0x800000>;
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};
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aliases {
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serial0 = &usart1;
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};
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usbotg_hs_phy: usb-phy {
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#phy-cells = <0>;
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compatible = "usb-nop-xceiv";
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clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
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clock-names = "main_clk";
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};
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/* This turns on vbus for otg fs for host mode (dwc2) */
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vcc5v_otg_fs: vcc5v-otg-fs-regulator {
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compatible = "regulator-fixed";
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gpio = <&gpiod 5 0>;
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regulator-name = "vcc5_host1";
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regulator-always-on;
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};
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mmc_vcard: mmc_vcard {
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compatible = "regulator-fixed";
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regulator-name = "mmc_vcard";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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};
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&clk_hse {
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clock-frequency = <25000000>;
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};
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&i2c1 {
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pinctrl-0 = <&i2c1_pins_b>;
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pinctrl-names = "default";
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i2c-scl-rising-time-ns = <185>;
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i2c-scl-falling-time-ns = <20>;
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status = "okay";
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};
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&sdio1 {
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status = "okay";
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vmmc-supply = <&mmc_vcard>;
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cd-gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
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pinctrl-names = "default", "opendrain";
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pinctrl-0 = <&sdio_pins_a>;
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pinctrl-1 = <&sdio_pins_od_a>;
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bus-width = <4>;
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};
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&usart1 {
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pinctrl-0 = <&usart1_pins_b>;
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pinctrl-names = "default";
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status = "okay";
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};
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&usbotg_fs {
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dr_mode = "host";
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pinctrl-0 = <&usbotg_fs_pins_a>;
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pinctrl-names = "default";
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status = "okay";
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};
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&usbotg_hs {
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dr_mode = "host";
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phys = <&usbotg_hs_phy>;
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phy-names = "usb2-phy";
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pinctrl-0 = <&usbotg_hs_pins_b>;
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pinctrl-names = "default";
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status = "okay";
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};
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