| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) |
| 2 | /* |
| 3 | * Copyright (C) 2020 STMicroelectronics - All Rights Reserved |
| 4 | * Copyright (C) 2021 Rouven Czerwinski, Pengutronix |
| 5 | * Copyright (C) 2023 Leonard Göhrs, Pengutronix |
| 6 | */ |
| 7 | |
| 8 | /dts-v1/; |
| 9 | |
| 10 | #include "stm32mp157.dtsi" |
| 11 | #include "stm32mp15xc-lxa-tac.dtsi" |
| 12 | |
| 13 | / { |
| 14 | model = "Linux Automation Test Automation Controller (TAC) Gen 1"; |
| 15 | compatible = "lxa,stm32mp157c-tac-gen1", "oct,stm32mp15xx-osd32", "st,stm32mp157"; |
| 16 | |
| 17 | backlight: backlight { |
| 18 | compatible = "pwm-backlight"; |
| 19 | power-supply = <&v3v3>; |
| 20 | |
| 21 | brightness-levels = <0 31 63 95 127 159 191 223 255>; |
| 22 | default-brightness-level = <7>; |
| 23 | pwms = <&backlight_pwm 1 1000000 0>; |
| 24 | }; |
| 25 | |
| 26 | reg_iobus_12v: regulator-iobus-12v { |
| 27 | compatible = "regulator-fixed"; |
| 28 | vin-supply = <®_12v>; |
| 29 | |
| 30 | gpio = <&gpioh 13 GPIO_ACTIVE_HIGH>; |
| 31 | enable-active-high; |
| 32 | regulator-max-microvolt = <12000000>; |
| 33 | regulator-min-microvolt = <12000000>; |
| 34 | regulator-name = "12V_IOBUS"; |
| 35 | }; |
| 36 | }; |
| 37 | |
| 38 | &gpioa { |
| 39 | gpio-line-names = "", "", "STACK_CS2", "", "STACK_CS3", /* 0 */ |
| 40 | "ETH_GPIO1", "ETH_INT", "", "", "", /* 5 */ |
| 41 | "", "", "", "BOOTROM_LED", "ETH_LAB_LEDRP", /* 10 */ |
| 42 | ""; /* 15 */ |
| 43 | }; |
| 44 | |
| 45 | &gpioc { |
| 46 | gpio-line-names = "", "STACK_CS1", "", "", "", /* 0 */ |
| 47 | "", "", "", "", "", /* 5 */ |
| 48 | "", ""; /* 10 */ |
| 49 | }; |
| 50 | |
| 51 | &gpu { |
| 52 | status = "disabled"; |
| 53 | }; |
| 54 | |
| 55 | &i2c1 { |
| 56 | powerboard_gpio: gpio@24 { |
| 57 | compatible = "nxp,pca9570"; |
| 58 | reg = <0x24>; |
| 59 | |
| 60 | #gpio-cells = <2>; |
| 61 | gpio-controller; |
| 62 | gpio-line-names = "DUT_PWR_EN", "DUT_PWR_DISCH", "DUT_PWR_ADCRST", ""; |
| 63 | }; |
| 64 | }; |
| 65 | |
| 66 | &spi2 { |
| 67 | adc@0 { |
| 68 | compatible = "ti,lmp92064"; |
| 69 | reg = <0>; |
| 70 | spi-max-frequency = <5000000>; |
| 71 | vdd-supply = <®_pb_3v3>; |
| 72 | vdig-supply = <®_pb_3v3>; |
| 73 | reset-gpios = <&powerboard_gpio 2 GPIO_ACTIVE_HIGH>; |
| 74 | |
| 75 | shunt-resistor-micro-ohms = <15000>; |
| 76 | }; |
| 77 | }; |
| 78 | |
| 79 | &timers1 { |
| 80 | /* spare dmas for other usage */ |
| 81 | /delete-property/dmas; |
| 82 | /delete-property/dma-names; |
| 83 | |
| 84 | status = "okay"; |
| 85 | |
| 86 | backlight_pwm: pwm { |
| 87 | pinctrl-names = "default", "sleep"; |
| 88 | pinctrl-0 = <&pwm1_pins_c>; |
| 89 | pinctrl-1 = <&pwm1_sleep_pins_c>; |
| 90 | |
| 91 | status = "okay"; |
| 92 | }; |
| 93 | }; |