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Espressif ESP8089 wireless SDIO devices
This node provides properties for controlling the ESP8089 wireless device.
The node is expected to be specified as a child node to the SDIO controller
that connects the device to the system.
Required properties:
- compatible : Should be "esp,esp8089".
Optional properties:
- esp,crystal-26M-en: Integer value for the crystal_26M_en firmware parameter
Example:
&mmc1 {
#address-cells = <1>;
#size-cells = <0>;
vmmc-supply = <&reg_dldo1>;
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;
non-removable;
status = "okay";
esp8089: sdio_wifi@1 {
compatible = "esp,esp8089";
reg = <1>;
esp,crystal-26M-en = <2>;
};
};