| Marek Vasut | a942d26 | 2020-11-03 19:14:58 +0100 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause |
| 2 | /* |
| 3 | * Copyright (C) 2020 Marek Vasut <marex@denx.de> |
| 4 | */ |
| 5 | |
| 6 | #include "stm32mp15xx-dhcom.dtsi" |
| 7 | |
| 8 | / { |
| 9 | model = "DH Electronics STM32MP15xx DHCOM PicoITX"; |
| 10 | compatible = "dh,stm32mp15xx-dhcom-picoitx", "st,stm32mp1xx"; |
| 11 | |
| 12 | aliases { |
| 13 | serial0 = &uart4; |
| 14 | serial1 = &usart3; |
| 15 | serial2 = &uart8; |
| 16 | }; |
| 17 | |
| 18 | chosen { |
| 19 | stdout-path = "serial0:115200n8"; |
| 20 | }; |
| 21 | }; |
| 22 | |
| 23 | &adc { |
| 24 | status = "disabled"; |
| 25 | }; |
| 26 | |
| 27 | &dac { |
| 28 | status = "disabled"; |
| 29 | }; |
| 30 | |
| 31 | &gpioa { |
| 32 | /* |
| 33 | * NOTE: The USB Port on the PicoITX needs a PWR_EN signal to enable |
| 34 | * port power. This signal should be handled by USB power sequencing |
| 35 | * in order to turn on port power when USB bus is powered up, but so |
| 36 | * far there is no such functionality. |
| 37 | */ |
| 38 | usb-port-power { |
| 39 | gpio-hog; |
| 40 | gpios = <13 GPIO_ACTIVE_LOW>; |
| 41 | output-low; |
| 42 | line-name = "usb-port-power"; |
| 43 | }; |
| 44 | }; |
| 45 | |
| 46 | &i2c2 { /* On board-to-board connector (optional) */ |
| 47 | pinctrl-names = "default"; |
| 48 | pinctrl-0 = <&i2c2_pins_a>; |
| 49 | i2c-scl-rising-time-ns = <185>; |
| 50 | i2c-scl-falling-time-ns = <20>; |
| 51 | status = "okay"; |
| 52 | /* spare dmas for other usage */ |
| 53 | /delete-property/dmas; |
| 54 | /delete-property/dma-names; |
| 55 | }; |
| 56 | |
| 57 | &i2c5 { /* On board-to-board connector */ |
| 58 | pinctrl-names = "default"; |
| 59 | pinctrl-0 = <&i2c5_pins_a>; |
| 60 | i2c-scl-rising-time-ns = <185>; |
| 61 | i2c-scl-falling-time-ns = <20>; |
| 62 | status = "okay"; |
| 63 | /* spare dmas for other usage */ |
| 64 | /delete-property/dmas; |
| 65 | /delete-property/dma-names; |
| 66 | }; |
| 67 | |
| 68 | &usart3 { |
| 69 | pinctrl-names = "default"; |
| 70 | pinctrl-0 = <&usart3_pins_a>; |
| 71 | status = "okay"; |
| 72 | }; |
| 73 | |
| 74 | &uart8 { |
| 75 | pinctrl-names = "default"; |
| 76 | pinctrl-0 = <&uart8_pins_a>; |
| 77 | status = "okay"; |
| 78 | }; |
| 79 | |
| 80 | &usbh_ehci { |
| 81 | phys = <&usbphyc_port0>; |
| 82 | status = "okay"; |
| 83 | }; |
| 84 | |
| 85 | &usbphyc { |
| 86 | status = "okay"; |
| 87 | }; |
| 88 | |
| 89 | &usbphyc_port0 { |
| 90 | phy-supply = <&vdd_usb>; |
| 91 | vdda1v1-supply = <®11>; |
| 92 | vdda1v8-supply = <®18>; |
| 93 | }; |