xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/rtc/nxp,pcf85063.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun* NXP PCF85063 Real Time Clock
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun- compatible: Should one of contain:
5*4882a593Smuzhiyun	"nxp,pcf85063",
6*4882a593Smuzhiyun	"nxp,pcf85063a",
7*4882a593Smuzhiyun	"nxp,pcf85063tp",
8*4882a593Smuzhiyun	"microcrystal,rv8263"
9*4882a593Smuzhiyun- reg: I2C address for chip.
10*4882a593Smuzhiyun
11*4882a593SmuzhiyunOptional property:
12*4882a593Smuzhiyun- quartz-load-femtofarads: The capacitive load of the quartz(x-tal),
13*4882a593Smuzhiyun  expressed in femto Farad (fF). Valid values are 7000 and 12500.
14*4882a593Smuzhiyun  Default value (if no value is specified) is 7000fF.
15*4882a593Smuzhiyun
16*4882a593SmuzhiyunExample:
17*4882a593Smuzhiyun
18*4882a593Smuzhiyunpcf85063: rtc@51 {
19*4882a593Smuzhiyun	compatible = "nxp,pcf85063";
20*4882a593Smuzhiyun	reg = <0x51>;
21*4882a593Smuzhiyun	quartz-load-femtofarads = <12500>;
22*4882a593Smuzhiyun};
23