Messages in this thread | | | Date | Thu, 21 Apr 2022 10:46:37 +0300 | From | Heikki Krogerus <> | Subject | Re: [PATCH v3 0/2] Skip phy initialization for DWC3 USB Controllers |
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On Wed, Apr 20, 2022 at 04:20:52PM +0300, Mathias Nyman wrote: > On 19.4.2022 13.17, Sandeep Maheswaram (Temp) (QUIC) wrote: > > Hi Mathias, Felipe, > > > >> -----Original Message----- > >> From: Sandeep Maheswaram (Temp) (QUIC) <quic_c_sanm@quicinc.com> > >> Sent: Thursday, April 7, 2022 3:01 PM > >> To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>; Felipe Balbi > >> <balbi@kernel.org>; Stephen Boyd <swboyd@chromium.org>; Doug > >> Anderson <dianders@chromium.org>; Matthias Kaehlcke > >> <mka@chromium.org>; Mathias Nyman <mathias.nyman@intel.com> > >> Cc: linux-arm-msm@vger.kernel.org; linux-usb@vger.kernel.org; linux- > >> kernel@vger.kernel.org; Pavan Kumar Kondeti (QUIC) > >> <quic_pkondeti@quicinc.com>; Pratham Pratap (QUIC) > >> <quic_ppratap@quicinc.com>; Krishna Kurapati PSSNV (QUIC) > >> <quic_kriskura@quicinc.com>; Vidya Sagar Pulyala (Temp) (QUIC) > >> <quic_vpulyala@quicinc.com>; Sandeep Maheswaram (Temp) (QUIC) > >> <quic_c_sanm@quicinc.com> > >> Subject: [PATCH v3 0/2] Skip phy initialization for DWC3 USB Controllers > >> > >> Runtime suspend of phy drivers was failing from DWC3 driver as runtime > >> usage value is 2 because the phy is initialized from > >> DWC3 core and HCD core. > >> Some controllers like DWC3 and CDNS3 manage phy in their core drivers. > >> This property can be set to avoid phy initialization in HCD core. > >> > >> v3: > >> Coming back to this series based on discussion at below thread > >> https://patchwork.kernel.org/project/linux-arm-msm/patch/1648103831- > >> 12347-4-git-send-email-quic_c_sanm@quicinc.com/ > >> Dropped the dt bindings PATCH 1/3 in v2 > >> https://patchwork.kernel.org/project/linux-arm-msm/cover/1636353710- > >> 25582-1-git-send-email-quic_c_sanm@quicinc.com/ > >> > >> v2: > >> Updated the commit descriptions. > >> Changed subject prefix from dwc to dwc3. > >> Increased props array size. > >> > >> Sandeep Maheswaram (2): > >> usb: host: xhci-plat: Add device property to set XHCI_SKIP_PHY_INIT > >> quirk > >> usb: dwc3: host: Set the property usb-skip-phy-init > >> > >> drivers/usb/dwc3/host.c | 4 +++- > >> drivers/usb/host/xhci-plat.c | 3 +++ > >> 2 files changed, 6 insertions(+), 1 deletion(-) > >> > >> -- > >> 2.7.4 > > > > Please let me know your opinion about this series. > > Otherwise looks good but wondering if we should document that new device > property somewhere. > > Couldn't find a standard way how those device properties excluded from > Documentation/devicetree/binding are documented
Couldn't it be just documented in drivers/usb/host/xhci-plat.c for now?
thanks,
-- heikki
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