Based on kernel version 6.8
. Page generated on 2024-03-11 21:26 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 | =============================== C-SKY Performance Monitor Units =============================== C-SKY Performance Monitor is designed for ck807/ck810/ck860 SMP soc and it could count cpu's events for helping analysis performance issues. ============================ PMU node bindings definition ============================ Description: Describes PMU PROPERTIES - compatible Usage: required Value type: <string> Definition: must be "csky,csky-pmu" - interrupts Usage: required Value type: <u32 IRQ_TYPE_XXX> Definition: must be pmu irq num defined by soc - count-width Usage: optional Value type: <u32> Definition: the width of pmu counter Examples: --------- #include <dt-bindings/interrupt-controller/irq.h> pmu: performace-monitor { compatible = "csky,csky-pmu"; interrupts = <23 IRQ_TYPE_EDGE_RISING>; interrupt-parent = <&intc>; count-width = <48>; }; |