162306a36Sopenharmony_ci// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (C) 2020 Manivannan Sadhasivam 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci/dts-v1/; 762306a36Sopenharmony_ci#include "stm32mp157a-stinger96.dtsi" 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci/ { 1062306a36Sopenharmony_ci model = "Shiratech STM32MP157A IoT Box"; 1162306a36Sopenharmony_ci compatible = "shiratech,stm32mp157a-iot-box", "st,stm32mp157"; 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci wlan_pwr: regulator-wlan { 1462306a36Sopenharmony_ci compatible = "regulator-fixed"; 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci regulator-name = "wl-reg"; 1762306a36Sopenharmony_ci regulator-min-microvolt = <3300000>; 1862306a36Sopenharmony_ci regulator-max-microvolt = <3300000>; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>; 2162306a36Sopenharmony_ci enable-active-high; 2262306a36Sopenharmony_ci }; 2362306a36Sopenharmony_ci}; 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci&i2c2 { 2662306a36Sopenharmony_ci ccs811@5b { 2762306a36Sopenharmony_ci compatible = "ams,ccs811"; 2862306a36Sopenharmony_ci reg = <0x5b>; 2962306a36Sopenharmony_ci wakeup-gpios = <&gpioa 12 GPIO_ACTIVE_LOW>; 3062306a36Sopenharmony_ci reset-gpios = <&gpioa 11 GPIO_ACTIVE_LOW>; 3162306a36Sopenharmony_ci }; 3262306a36Sopenharmony_ci}; 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_ci/* WiFi */ 3562306a36Sopenharmony_ci&sdmmc2 { 3662306a36Sopenharmony_ci pinctrl-names = "default", "opendrain", "sleep"; 3762306a36Sopenharmony_ci pinctrl-0 = <&sdmmc2_b4_pins_a>; 3862306a36Sopenharmony_ci pinctrl-1 = <&sdmmc2_b4_od_pins_b>; 3962306a36Sopenharmony_ci pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>; 4062306a36Sopenharmony_ci broken-cd; 4162306a36Sopenharmony_ci non-removable; 4262306a36Sopenharmony_ci st,neg-edge; 4362306a36Sopenharmony_ci bus-width = <1>; 4462306a36Sopenharmony_ci vmmc-supply = <&wlan_pwr>; 4562306a36Sopenharmony_ci status = "okay"; 4662306a36Sopenharmony_ci 4762306a36Sopenharmony_ci #address-cells = <1>; 4862306a36Sopenharmony_ci #size-cells = <0>; 4962306a36Sopenharmony_ci brcmf: bcrmf@1 { 5062306a36Sopenharmony_ci reg = <1>; 5162306a36Sopenharmony_ci compatible = "brcm,bcm4329-fmac"; 5262306a36Sopenharmony_ci }; 5362306a36Sopenharmony_ci}; 5462306a36Sopenharmony_ci 5562306a36Sopenharmony_ci/* Bluetooth */ 5662306a36Sopenharmony_ci&uart4 { 5762306a36Sopenharmony_ci /* Note: HW flow control is broken, hence using custom CTS/RTS gpios */ 5862306a36Sopenharmony_ci /delete-property/st,hw-flow-ctrl; 5962306a36Sopenharmony_ci cts-gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; 6062306a36Sopenharmony_ci rts-gpios = <&gpiob 0 GPIO_ACTIVE_LOW>; 6162306a36Sopenharmony_ci /delete-property/dmas; 6262306a36Sopenharmony_ci /delete-property/dma-names; 6362306a36Sopenharmony_ci status = "okay"; 6462306a36Sopenharmony_ci 6562306a36Sopenharmony_ci bluetooth { 6662306a36Sopenharmony_ci shutdown-gpios = <&gpiog 2 GPIO_ACTIVE_HIGH>; 6762306a36Sopenharmony_ci compatible = "brcm,bcm43438-bt"; 6862306a36Sopenharmony_ci max-speed = <115200>; 6962306a36Sopenharmony_ci }; 7062306a36Sopenharmony_ci}; 71