xref: /freebsd/sys/contrib/device-tree/Bindings/net/wireless/esp,esp8089.txt (revision e6bfd18d21b225af6a0ed67ceeaf1293b7b9eba5)
1Espressif ESP8089 wireless SDIO devices
2
3This node provides properties for controlling the ESP8089 wireless device.
4The node is expected to be specified as a child node to the SDIO controller
5that connects the device to the system.
6
7Required properties:
8
9 - compatible : Should be "esp,esp8089".
10
11Optional properties:
12 - esp,crystal-26M-en: Integer value for the crystal_26M_en firmware parameter
13
14Example:
15
16&mmc1 {
17	#address-cells = <1>;
18	#size-cells = <0>;
19
20	vmmc-supply = <&reg_dldo1>;
21	mmc-pwrseq = <&wifi_pwrseq>;
22	bus-width = <4>;
23	non-removable;
24
25	esp8089: sdio_wifi@1 {
26		compatible = "esp,esp8089";
27		reg = <1>;
28		esp,crystal-26M-en = <2>;
29	};
30};
31