xref: /freebsd/sys/contrib/device-tree/Bindings/net/nfc/s3fwrn5.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71) 
1*c66ec88fSEmmanuel Vadot* Samsung S3FWRN5 NCI NFC Controller
2*c66ec88fSEmmanuel Vadot
3*c66ec88fSEmmanuel VadotRequired properties:
4*c66ec88fSEmmanuel Vadot- compatible: Should be "samsung,s3fwrn5-i2c".
5*c66ec88fSEmmanuel Vadot- reg: address on the bus
6*c66ec88fSEmmanuel Vadot- interrupts: GPIO interrupt to which the chip is connected
7*c66ec88fSEmmanuel Vadot- s3fwrn5,en-gpios: Output GPIO pin used for enabling/disabling the chip
8*c66ec88fSEmmanuel Vadot- s3fwrn5,fw-gpios: Output GPIO pin used to enter firmware mode and
9*c66ec88fSEmmanuel Vadot  sleep/wakeup control
10*c66ec88fSEmmanuel Vadot
11*c66ec88fSEmmanuel VadotExample:
12*c66ec88fSEmmanuel Vadot
13*c66ec88fSEmmanuel Vadot&hsi2c_4 {
14*c66ec88fSEmmanuel Vadot	s3fwrn5@27 {
15*c66ec88fSEmmanuel Vadot		compatible = "samsung,s3fwrn5-i2c";
16*c66ec88fSEmmanuel Vadot
17*c66ec88fSEmmanuel Vadot		reg = <0x27>;
18*c66ec88fSEmmanuel Vadot
19*c66ec88fSEmmanuel Vadot		interrupt-parent = <&gpa1>;
20*c66ec88fSEmmanuel Vadot		interrupts = <3 0 0>;
21*c66ec88fSEmmanuel Vadot
22*c66ec88fSEmmanuel Vadot		s3fwrn5,en-gpios = <&gpf1 4 0>;
23*c66ec88fSEmmanuel Vadot		s3fwrn5,fw-gpios = <&gpj0 2 0>;
24*c66ec88fSEmmanuel Vadot	};
25*c66ec88fSEmmanuel Vadot};
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