AXI PL APM Example:

apm_pl: apm@800A0000 {
    xlnx,enable-profile = <0>;
    xlnx,enable-trace = <0>;
    xlnx,num-monitor-slots = <4>;
    xlnx,enable-event-count = <1>;
    xlnx,enable-event-log = <1>;
    xlnx,have-sampled-metric-cnt = <1>;
    xlnx,num-of-counters = <8>;
    xlnx,metric-count-width = <32>;
    xlnx,metrics-sample-count-width = <32>;
    xlnx,global-count-width = <32>;
    xlnx,metric-count-scale = <1>;
    xlnx,id-filter-32bit;
    status = "okay";
    compatible = "xlnx,axi-perf-monitor";
    interrupt-parent = <&&gic>;                /* Check for Interrupt Controller Node
    clocks = <&&clkc 71>;                      /* Check for the CLK */
    interrupts = <0x0 93 0x4>;                /* Check for the interrupt number */
    reg = <0x0 0x800A0000 0x0 0x10000>;
};