On Tue, Mar 29, 2016 at 05:24:59PM +0200, Marcel Ziswiler wrote: > Hi Thierry > > On Fri, 2016-03-04 at 17:19 +0100, Thierry Reding wrote: > > From: Thierry Reding <treding-DDmLM1+adcrQT0dZR+AlfA@xxxxxxxxxxxxxxxx > > > > > > > The NVIDIA Tegra XUSB pad controller provides a set of pads, each > > with a > > set of lanes that are used for PCIe, SATA and USB. > > I finally got around trying this both on Jetson TK1 as well as our own > Toradex Apalis TK1 module we are about to mainline. Looking forward to it. > I actually applied > your patch set on top of 4.6.0-rc1. While USB 3.0 seems to work fine I > noticed PCIe and SATA no more to come up right with the following > message: > > [ 2.794458] tegra-pcie 1003000.pcie-controller: PLL failed to lock: > -110 > [ 2.801177] tegra-pcie 1003000.pcie-controller: failed to power on > PHY: -110 > [ 2.809031] tegra-pcie: probe of 1003000.pcie-controller failed with > error -110 > > Do you happen to know what could be the issue? That's to be expected. You'll need this one: http://patchwork.ozlabs.org/patch/596548/ which I had hoped would make v4.6-rc1, but didn't. I'll have to respin and send out again. I didn't know that SATA failed in the same way, but I'll need to recheck and see if it needs a similar change. > As for USB I do get some message about the endpoint companion but do > not know whether or not this is to be expected: > > [ 1021.575301] usb 4-1: new SuperSpeed USB device number 2 using tegra- > xusb > [ 1021.598913] usb 4-1: No SuperSpeed endpoint companion for config > 1 interface 0 altsetting 0 ep 2: using minimum values I'm not exactly sure why that message appears, but I think it is harmless. > Otherwise it looks good: > > ubuntu@tegra-ubuntu:~$ lsusb > Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 004 Device 002: ID 0951:1666 Kingston Technology DataTraveler G4 > Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub > Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > > And performs satisfactorily (up from around 24 MB/sec with just USB > 2.0): > > ubuntu@tegra-ubuntu:~$ sudo hdparm -t /dev/sda > > /dev/sda: > Timing buffered disk reads: 94 MB in 3.05 seconds = 30.81 MB/sec > > Apalis TK1 actually features two USB 3.0 host ports: > > ubuntu@tegra-ubuntu:~$ lsusb > Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 005 Device 002: ID 0951:1666 Kingston Technology DataTraveler G4 > Bus 005 Device 003: ID 1f75:0902 Innostor Technology Corporation IS902 > UFD controller > Bus 005 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub > Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > > ubuntu@tegra-ubuntu:~$ sudo hdparm -t /dev/sda > > /dev/sda: > Timing buffered disk reads: 96 MB in 3.00 seconds = 31.98 MB/sec > > ubuntu@tegra-ubuntu:~$ sudo hdparm -t /dev/sdb > > /dev/sdb: > Timing buffered disk reads: 152 MB in 3.04 seconds = 49.99 MB/sec Looking great. Thanks for testing. Thierry
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