1*4882a593SmuzhiyunMediatek-based GNSS Receiver DT binding 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunMediatek chipsets are used in GNSS-receiver modules produced by several 4*4882a593Smuzhiyunvendors and can use a UART interface. 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunPlease see Documentation/devicetree/bindings/gnss/gnss.txt for generic 7*4882a593Smuzhiyunproperties. 8*4882a593Smuzhiyun 9*4882a593SmuzhiyunRequired properties: 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun- compatible : Must be 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun "globaltop,pa6h" 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun- vcc-supply : Main voltage regulator (pin name: VCC) 16*4882a593Smuzhiyun 17*4882a593SmuzhiyunOptional properties: 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun- current-speed : Default UART baud rate 20*4882a593Smuzhiyun- gnss-fix-gpios : GPIO used to determine device position fix state 21*4882a593Smuzhiyun (pin name: FIX, 3D_FIX) 22*4882a593Smuzhiyun- reset-gpios : GPIO used to reset the device (pin name: RESET, NRESET) 23*4882a593Smuzhiyun- timepulse-gpios : Time pulse GPIO (pin name: PPS1, 1PPS) 24*4882a593Smuzhiyun- vbackup-supply : Backup voltage regulator (pin name: VBAT, VBACKUP) 25*4882a593Smuzhiyun 26*4882a593SmuzhiyunExample: 27*4882a593Smuzhiyun 28*4882a593Smuzhiyunserial@1234 { 29*4882a593Smuzhiyun compatible = "ns16550a"; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun gnss { 32*4882a593Smuzhiyun compatible = "globaltop,pa6h"; 33*4882a593Smuzhiyun vcc-supply = <&vcc_3v3>; 34*4882a593Smuzhiyun }; 35*4882a593Smuzhiyun}; 36