xref: /freebsd/sys/contrib/device-tree/Bindings/rtc/nxp,rtc-2123.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71) 
1*c66ec88fSEmmanuel VadotNXP PCF2123 SPI Real Time Clock
2*c66ec88fSEmmanuel Vadot
3*c66ec88fSEmmanuel VadotRequired properties:
4*c66ec88fSEmmanuel Vadot- compatible: should be: "nxp,pcf2123"
5*c66ec88fSEmmanuel Vadot                      or "microcrystal,rv2123"
6*c66ec88fSEmmanuel Vadot- reg: should be the SPI slave chipselect address
7*c66ec88fSEmmanuel Vadot
8*c66ec88fSEmmanuel VadotOptional properties:
9*c66ec88fSEmmanuel Vadot- spi-cs-high: PCF2123 needs chipselect high
10*c66ec88fSEmmanuel Vadot
11*c66ec88fSEmmanuel VadotExample:
12*c66ec88fSEmmanuel Vadot
13*c66ec88fSEmmanuel Vadotpcf2123: rtc@3 {
14*c66ec88fSEmmanuel Vadot	compatible = "nxp,pcf2123"
15*c66ec88fSEmmanuel Vadot	reg = <3>
16*c66ec88fSEmmanuel Vadot	spi-cs-high;
17*c66ec88fSEmmanuel Vadot};
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