Based on kernel version 5.12
. Page generated on 2021-04-27 09:53 EST
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | Qualcomm's PM8941 USB ID Extcon device Some Qualcomm PMICs have a "misc" module that can be used to detect when the USB ID pin has been pulled low or high. PROPERTIES - compatible: Usage: required Value type: <string> Definition: Should contain "qcom,pm8941-misc"; - reg: Usage: required Value type: <u32> Definition: Should contain the offset to the misc address space - interrupts: Usage: required Value type: <prop-encoded-array> Definition: Should contain the usb id interrupt - interrupt-names: Usage: required Value type: <stringlist> Definition: Should contain the string "usb_id" for the usb id interrupt Example: pmic { usb_id: misc@900 { compatible = "qcom,pm8941-misc"; reg = <0x900>; interrupts = <0x0 0x9 0 IRQ_TYPE_EDGE_BOTH>; interrupt-names = "usb_id"; }; } usb-controller { extcon = <&usb_id>; }; |