<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:10px"><div role="presentation" style="margin: 4px 26px 0px 27px; word-wrap: break-word; font-family: "Helvetica Neue", "Segoe UI", Helvetica, Arial, "Lucida Grande", sans-serif; font-size: 13px;" id="yui_3_16_0_ym19_1_1478781480741_9037"><div tabindex="0" style="display: table; width: 769px; box-sizing: border-box; background-color: inherit; padding-top: 12px; padding-left: 0px;" id="yui_3_16_0_ym19_1_1478781480741_9038"><div style="display: table-cell; width: auto; word-wrap: break-word; word-break: break-word;" id="yui_3_16_0_ym19_1_1478781480741_9039"><div id="yui_3_16_0_ym19_1_1478781480741_9040"><div id="yui_3_16_0_ym19_1_1478781480741_9041"><div style="font-family: HelveticaNeue, "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif; font-size: 10px;" id="yui_3_16_0_ym19_1_1478781480741_9042"><div id="yui_3_16_0_ym19_1_1478781480741_9043"><font size="2" id="yui_3_16_0_ym19_1_1478781480741_9044">Hi,</font></div><div dir="ltr" id="yui_3_16_0_ym19_1_1478781480741_9045"><font size="2" id="yui_3_16_0_ym19_1_1478781480741_9046"> I am trying to understand the Linux Power management Unit framework. I have an ARM Cortex-A9x4 board. When I enable pm_test or pass initcall_debug parameter through U-boot via bootargs the system goes into (wfi/suspend state) and resumes properly.</font></div><div dir="ltr" id="yui_3_16_0_ym19_1_1478781480741_9047"><font size="2" id="yui_3_16_0_ym19_1_1478781480741_9048">However, the issue is when I disable pm_test and initcall_debug and put my system into WFI/SUSPEND state , it does not resume even if the registered wakeup IRQ is generated. </font></div><div dir="ltr" id="yui_3_16_0_ym19_1_1478781480741_9047"><span style="font-size: small; background-color: inherit;"> I am using linux kernel source revision 4.4.16. Can somebody please help me regarding this issue?</span><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1478781480741_9052"><font size="2" id="yui_3_16_0_ym19_1_1478781480741_9053"><br id="yui_3_16_0_ym19_1_1478781480741_9054"></font></div><div dir="ltr" id="yui_3_16_0_ym19_1_1478781480741_9055"><font size="2" id="yui_3_16_0_ym19_1_1478781480741_9056">Regards,</font></div><div dir="ltr" id="yui_3_16_0_ym19_1_1478781480741_9057"><font size="2" id="yui_3_16_0_ym19_1_1478781480741_9058">Amit.</font></div></div></div></div></div></div></div><div style="display: block; font-family: "Helvetica Neue", "Segoe UI", Helvetica, Arial, "Lucida Grande", sans-serif; font-size: 13px;" dir="ltr" id="yui_3_16_0_ym19_1_1478781480741_9059"><br></div></div></body></html>