xref: /freebsd/sys/contrib/device-tree/Bindings/gpio/gpio-stmpe.txt (revision 7ef62cebc2f965b0f640263e179276928885e33d)
1c66ec88fSEmmanuel VadotSTMPE gpio
2c66ec88fSEmmanuel Vadot----------
3c66ec88fSEmmanuel Vadot
4c66ec88fSEmmanuel VadotRequired properties:
5c66ec88fSEmmanuel Vadot - compatible: "st,stmpe-gpio"
6c66ec88fSEmmanuel Vadot
7c66ec88fSEmmanuel VadotOptional properties:
8c66ec88fSEmmanuel Vadot - st,norequest-mask: bitmask specifying which GPIOs should _not_ be requestable
9c66ec88fSEmmanuel Vadot   due to different usage (e.g. touch, keypad)
10c66ec88fSEmmanuel Vadot
11*7ef62cebSEmmanuel VadotNode should be child node of stmpe node to which it belongs.
12c66ec88fSEmmanuel Vadot
13c66ec88fSEmmanuel VadotExample:
14c66ec88fSEmmanuel Vadot	stmpe_gpio {
15c66ec88fSEmmanuel Vadot		compatible = "st,stmpe-gpio";
16c66ec88fSEmmanuel Vadot		st,norequest-mask = <0x20>;	//gpio 5 can't be used
17c66ec88fSEmmanuel Vadot	};
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