| // SPDX-License-Identifier: GPL-2.0+ OR X11 |
| /* |
| * Copyright 2017 - Vikas MANOCHA <vikas.manocha@st.com> |
| * |
| */ |
| |
| /dts-v1/; |
| #include "stm32f746.dtsi" |
| #include "stm32f746-pinctrl.dtsi" |
| #include <dt-bindings/input/input.h> |
| #include <dt-bindings/gpio/gpio.h> |
| |
| / { |
| model = "STMicroelectronics STM32F746-DISCO board"; |
| compatible = "st,stm32f746-disco", "st,stm32f746"; |
| |
| chosen { |
| bootargs = "root=/dev/ram"; |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory@c0000000 { |
| device_type = "memory"; |
| reg = <0xC0000000 0x800000>; |
| }; |
| |
| aliases { |
| serial0 = &usart1; |
| }; |
| |
| usbotg_hs_phy: usb-phy { |
| #phy-cells = <0>; |
| compatible = "usb-nop-xceiv"; |
| clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>; |
| clock-names = "main_clk"; |
| }; |
| |
| /* This turns on vbus for otg fs for host mode (dwc2) */ |
| vcc5v_otg_fs: vcc5v-otg-fs-regulator { |
| compatible = "regulator-fixed"; |
| gpio = <&gpiod 5 0>; |
| regulator-name = "vcc5_host1"; |
| regulator-always-on; |
| }; |
| |
| mmc_vcard: mmc_vcard { |
| compatible = "regulator-fixed"; |
| regulator-name = "mmc_vcard"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| }; |
| }; |
| |
| &clk_hse { |
| clock-frequency = <25000000>; |
| }; |
| |
| &i2c1 { |
| pinctrl-0 = <&i2c1_pins_b>; |
| pinctrl-names = "default"; |
| i2c-scl-rising-time-ns = <185>; |
| i2c-scl-falling-time-ns = <20>; |
| status = "okay"; |
| }; |
| |
| &sdio1 { |
| status = "okay"; |
| vmmc-supply = <&mmc_vcard>; |
| cd-gpios = <&gpioc 13 GPIO_ACTIVE_LOW>; |
| pinctrl-names = "default", "opendrain"; |
| pinctrl-0 = <&sdio_pins_a>; |
| pinctrl-1 = <&sdio_pins_od_a>; |
| bus-width = <4>; |
| }; |
| |
| &usart1 { |
| pinctrl-0 = <&usart1_pins_b>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &usbotg_fs { |
| dr_mode = "host"; |
| pinctrl-0 = <&usbotg_fs_pins_a>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &usbotg_hs { |
| dr_mode = "host"; |
| phys = <&usbotg_hs_phy>; |
| phy-names = "usb2-phy"; |
| pinctrl-0 = <&usbotg_hs_pins_b>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |