On Sun, 4 Feb 2018 09:43:45 +0100 Michael Nazzareno Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx> wrote: > Hi Andreas > > On Sun, Feb 4, 2018 at 9:38 AM, Andreas Kemnade <andreas@xxxxxxxxxxxx> wrote: > > On Sun, 4 Feb 2018 00:10:50 +0100 > > Michael Nazzareno Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx> wrote: > > > >> Hi > >> > >> On Sun, Feb 4, 2018 at 12:03 AM, Andreas Kemnade <andreas@xxxxxxxxxxxx> wrote: > >> > Hi, > >> > > >> > I booted a 4.15 kernel without udev and loaded modules piece by piece to analyze > >> > pm problems. modprobe ehci-omap increases current by around 35mA and > >> > also rmmod ehci-omap does not let it go down at all. > >> > > >> > I expect that removing hardware does the same thing > > nonsense sentence from me, was to tired. I would expect that removing the modules > > properly powers down the device. > >> > > >> > Also suspend current increases by around 15mA if that module is loaded. > >> > I tested with having everything disabled which is attached to that usb bus. > >> > > >> > >> Do you have an LTE connected to the usb? > >> > > Yes, there is a UMTS modem attached, but it was off during the tests. > > It did not enumerate on the modem. > > > > Just to understand if the suspend current drop was connected to the > suspend of lte modem on your side. > So you don't have anything connected on usb bus? > rechecked with a board with really nothing connected there Same behaviour Regards, Andreas
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