1*4882a593SmuzhiyunQualcomm's PM8941 USB ID Extcon device 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunSome Qualcomm PMICs have a "misc" module that can be used to detect when 4*4882a593Smuzhiyunthe USB ID pin has been pulled low or high. 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunPROPERTIES 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun- compatible: 9*4882a593Smuzhiyun Usage: required 10*4882a593Smuzhiyun Value type: <string> 11*4882a593Smuzhiyun Definition: Should contain "qcom,pm8941-misc"; 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun- reg: 14*4882a593Smuzhiyun Usage: required 15*4882a593Smuzhiyun Value type: <u32> 16*4882a593Smuzhiyun Definition: Should contain the offset to the misc address space 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun- interrupts: 19*4882a593Smuzhiyun Usage: required 20*4882a593Smuzhiyun Value type: <prop-encoded-array> 21*4882a593Smuzhiyun Definition: Should contain the usb id interrupt 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun- interrupt-names: 24*4882a593Smuzhiyun Usage: required 25*4882a593Smuzhiyun Value type: <stringlist> 26*4882a593Smuzhiyun Definition: Should contain the string "usb_id" for the usb id interrupt 27*4882a593Smuzhiyun 28*4882a593SmuzhiyunExample: 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun pmic { 31*4882a593Smuzhiyun usb_id: misc@900 { 32*4882a593Smuzhiyun compatible = "qcom,pm8941-misc"; 33*4882a593Smuzhiyun reg = <0x900>; 34*4882a593Smuzhiyun interrupts = <0x0 0x9 0 IRQ_TYPE_EDGE_BOTH>; 35*4882a593Smuzhiyun interrupt-names = "usb_id"; 36*4882a593Smuzhiyun }; 37*4882a593Smuzhiyun } 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun usb-controller { 40*4882a593Smuzhiyun extcon = <&usb_id>; 41*4882a593Smuzhiyun }; 42