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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (C) 2020 Manivannan Sadhasivam
*/
/dts-v1/;
#include "stm32mp157a-stinger96.dtsi"
/ {
model = "Shiratech STM32MP157A IoT Box";
compatible = "shiratech,stm32mp157a-iot-box", "st,stm32mp157";
wlan_pwr: regulator-wlan {
compatible = "regulator-fixed";
regulator-name = "wl-reg";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
};
&i2c2 {
ccs811@5b {
compatible = "ams,ccs811";
reg = <0x5b>;
wakeup-gpios = <&gpioa 12 GPIO_ACTIVE_LOW>;
reset-gpios = <&gpioa 11 GPIO_ACTIVE_LOW>;
};
};
/* WiFi */
&sdmmc2 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc2_b4_pins_a>;
pinctrl-1 = <&sdmmc2_b4_od_pins_b>;
pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
broken-cd;
non-removable;
st,neg-edge;
bus-width = <1>;
vmmc-supply = <&wlan_pwr>;
status = "okay";
#address-cells = <1>;
#size-cells = <0>;
brcmf: bcrmf@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
};
};
/* Bluetooth */
&uart4 {
/* Note: HW flow control is broken, hence using custom CTS/RTS gpios */
/delete-property/st,hw-flow-ctrl;
cts-gpios = <&gpioa 15 GPIO_ACTIVE_LOW>;
rts-gpios = <&gpiob 0 GPIO_ACTIVE_LOW>;
/delete-property/dmas;
/delete-property/dma-names;
status = "okay";
bluetooth {
shutdown-gpios = <&gpiog 2 GPIO_ACTIVE_HIGH>;
compatible = "brcm,bcm43438-bt";
max-speed = <115200>;
};
};
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