xref: /freebsd/sys/contrib/device-tree/Bindings/power/reset/qcom,pon.txt (revision 2e3f49888ec8851bafb22011533217487764fdb0)
1Qualcomm PON Device
2
3The Power On device for Qualcomm PM8xxx is MFD supporting pwrkey
4and resin along with the Android reboot-mode.
5
6This DT node has pwrkey and resin as sub nodes.
7
8Required Properties:
9-compatible: Must be one of:
10	"qcom,pm8916-pon"
11	"qcom,pms405-pon"
12	"qcom,pm8998-pon"
13
14-reg: Specifies the physical address of the pon register
15
16Optional subnode:
17-pwrkey: Specifies the subnode pwrkey and should follow the
18 qcom,pm8941-pwrkey.txt description.
19-resin: Specifies the subnode resin and should follow the
20 qcom,pm8xxx-pwrkey.txt description.
21
22The rest of the properties should follow the generic reboot-mode description
23found in reboot-mode.txt
24
25Example:
26
27	pon@800 {
28		compatible = "qcom,pm8916-pon";
29
30		reg = <0x800>;
31		mode-bootloader = <0x2>;
32		mode-recovery = <0x1>;
33
34		pwrkey {
35			compatible = "qcom,pm8941-pwrkey";
36			interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
37			debounce = <15625>;
38			bias-pull-up;
39			linux,code = <KEY_POWER>;
40		};
41
42		resin {
43			compatible = "qcom,pm8941-resin";
44			interrupts = <0x0 0x8 1 IRQ_TYPE_EDGE_BOTH>;
45			debounce = <15625>;
46			bias-pull-up;
47			linux,code = <KEY_VOLUMEDOWN>;
48		};
49	};
50