Hi, On Thu, Dec 12, 2019 at 4:00 AM Sandeep Maheswaram (Temp) <sanm@xxxxxxxxxxxxxx> wrote: > > Hi, > > On 12/12/2019 1:13 AM, Doug Anderson wrote: > > Hi, > > > > On Thu, Nov 28, 2019 at 3:35 AM Sandeep Maheswaram <sanm@xxxxxxxxxxxxxx> wrote: > >> Add compatible for SC7180 SOC in USB DWC3 driver > >> > >> Signed-off-by: Sandeep Maheswaram <sanm@xxxxxxxxxxxxxx> > >> --- > >> drivers/usb/dwc3/dwc3-qcom.c | 3 ++- > >> 1 file changed, 2 insertions(+), 1 deletion(-) > >> > >> diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c > >> index 261af9e..1df2372 100644 > >> --- a/drivers/usb/dwc3/dwc3-qcom.c > >> +++ b/drivers/usb/dwc3/dwc3-qcom.c > >> @@ -1,5 +1,5 @@ > >> // SPDX-License-Identifier: GPL-2.0 > >> -/* Copyright (c) 2018, The Linux Foundation. All rights reserved. > >> +/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. > >> * > >> * Inspired by dwc3-of-simple.c > >> */ > >> @@ -753,6 +753,7 @@ static const struct of_device_id dwc3_qcom_of_match[] = { > >> { .compatible = "qcom,dwc3" }, > >> { .compatible = "qcom,msm8996-dwc3" }, > >> { .compatible = "qcom,msm8998-dwc3" }, > >> + { .compatible = "qcom,sc7180-dwc3" }, > >> { .compatible = "qcom,sdm845-dwc3" }, > > It is, of course, up to Felipe. ...but in my opinion this is the > > wrong change and instead we should be deleting the SoC-specific > > strings (msm8996, msm8998, sdm845) from this file because they don't > > buy us anything. To explain how it works: > > > > 1. Device tree should have both the "SoC-specific" and generic > > "qcom,dwc3" strings. Only the "qcom,dwc3" will actually be used but > > the SoC-specific string is there so if we find a case later where we > > need to handle a SoC-specific quirk then it'll already be there. > > > > 2. Bindings should have both the "SoC-specific" and generic > > "qcom,dwc3" strings. The binding is describing what's in the device > > tree. > > > > 3. Until we have a SoC-specific quirk to handle, we _don't_ need to > > add the SoC-specific string to the driver itself. > > > > > > -Doug > > > Can i remove this patch { .compatible = "qcom,sc7180-dwc3" }, in the > next version of this series ? Yeah, drop patch #1 from your series. I've helped you out and posted: https://lore.kernel.org/r/20191212132122.1.I85a23bdcff04dbce48cc46ddb8f1ffe7a51015eb@changeid -Doug