From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Bresticker Subject: Re: [PATCH v3 0/9] Tegra xHCI support Date: Mon, 15 Sep 2014 10:06:34 -0700 Message-ID: References: <1409693701-16520-1-git-send-email-abrestic@chromium.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tomeu Vizoso , Stephen Warren , Thierry Reding Cc: "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Jassi Brar , Linus Walleij , Greg Kroah-Hartman , Mathias Nyman , Grant Likely , Alan Stern , Arnd Bergmann , Kishon Vijay Abraham I , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , "linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: devicetree@vger.kernel.org On Mon, Sep 15, 2014 at 12:00 AM, Tomeu Vizoso wrote: > On 12 September 2014 18:37, Andrew Bresticker wrote: >> On Tue, Sep 9, 2014 at 1:21 AM, Tomeu Vizoso wrote: >>> On 8 September 2014 18:22, Andrew Bresticker wrote: >>>> On Mon, Sep 8, 2014 at 8:34 AM, Tomeu Vizoso wrote: >>>>> On 2 September 2014 23:34, Andrew Bresticker wrote: >>>>>> >>>>>> Tested on Venice2, Jetson TK1, and Big with a variety of USB2.0 and >>>>>> USB3.0 memory sticks and ethernet dongles using controller firmware >>>>>> recently posted by Andrew Chew [2]. >>>>> >>>>> I have had mixed results when testing this on a Jetson TK1 board. Of 8 >>>>> USB devices I tested with, about half where probed correctly, but the >>>>> other half repeatedly fail in hub_port_init because in the GET_STATUS >>>>> right after the reset, the C_PORT_CONNECTION bit is set. >>>>> >>>>> I don't see any correlation between the failure and the kind of usb >>>>> device, but I don't have much experience with USB implementations >>>>> either. >>>> >>>> Hmm... I haven't seen that before. Which particular devices were you using? >>> >>> Here they are: >>> >>> work: >>> >>> Genius keyboard: 05d5:6782 >>> Logitech mouse: 046d:c06a >>> Denver MP3 player: 10d6:1100 >>> Atheros Bluetooth dongle: 0cf3:3005 >>> >>> don't work: >>> >>> MCS7830 ethernet dongle: 9710:7830 >>> Genesys Logic hub: 05e3:0608 >> >> I tried the hub and it works just fine for me... Have you tried this >> on any other boards like Big or Blaze? > > I have a Blaze here, but haven't been able to get the external ports > to power up. I don't have schematics nor a strong interest to get that > fixed myself, as I can test my code just fine with the Blaze's > internal camera and the devices that do work on the Jetson. Ok, since Blaze has been announced, hopefully we can post a device-tree for it soon. > I'm using the firmware file that was posted recently: > > xhci-tegra 70090000.usb: Firmware timestamp: 2014-05-02 02:22:50 UTC, > Falcon state 0x20 Yup, I'm using the same firmware. > If things work for you with the same sources, .config and firmware, I > can only think of the hw being different (other hw revision?). That, or perhaps bootloader differences? I'm using mainline U-Boot. Stephen, Thierry, have either of you had a chance to test this series? -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html