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bh=zR4cq1CC/Zi/N7qHUu5+m00lSe1k8x2uAxJhMEWb2Ms=; b=KoV7Vy9Aj7idkM6KLiaBaEJ9qzSzpgUR0Tk7u0Bmam5ubd9Vdm5kWjBaM8P88ZeQX9MCsd +azqZ3o2/cI7ElOHqo8xw2XvAUfax3tBo8qrzxnPsm1sTQhYQIPa6siAoXckyLhIr6P0kV 1UXggfDQmZ9b0ERetYYtbdukfojr/wlp1/S5r96p2YaWrPyVo68UEiPOAjvZH/RKfBU3Yi LqRmjIyuXbDJITKTD3+REcK0JEPhO9BSW6Zy2dqfB+QCl1XpS6PSUInQAZt6HBDB1Rv722 upeYHlBhricZUpWZmp5YZVKf21wAx9HTgYr7alA/nh1zDbYsj4jb5fB9aXO9OA== ARC-Authentication-Results: i=1; ORIGINATING; auth=pass smtp.auth=pza@pengutronix.de smtp.mailfrom=p.zabel@pengutronix.de ARC-Seal: i=1; s=20260414; d=pengutronix.de; t=1793352855; a=rsa-sha256; cv=none; b=IbwBeD24Ii1O3aW0mCnsGP4cs2D/bG+F3J1+8KFAxd2/rrdd84DvBGn3HZsqT5j1/IMF+D XSvnOPBcZQyDLEJq/tbVtgIhKfSkX7ahAcv4+XdFhNilhcbuLoJDmbKEBIjhwFoSd1+FoV B11zcgUWTP0LmoflLQ0xJnOl/i1wQ6GMVW5dR/FV56oNW1LSNuUl5aWQHgspGxqy8S0UNC cI9vO7R6jutcC5wJgH1sLjJWECR5kmZrrPMYHJYydp927AtMejHjdK1AbAEtglXcegw4SI PuVAgOvxPuo1Bqkt2vCKpgF5IiiWB1TrG7bJudbZajDol8Ltmwbwuje0vnSZDg== Message-ID: <0d097a5f7cf0e71245f8e87d5a0ea377af048d0f.camel@pengutronix.de> Subject: Re: [PATCH v4 6/6] usb: gadget: udc: crg: Add core driver and build integration From: Philipp Zabel To: Petar Stepanovic , Naveen Kumar Rajgiri Bassappa , Prasad Bolisetty , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tzu-Hao Wei , Karthikeyan Mitran Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, Krutik Shah Date: Fri, 30 Oct 2026 10:34:15 +0100 In-Reply-To: <20261030-axiado-ax3000-usb-device-controller-v4-6-c5267b36a777@axiado.com> References: <20261030-axiado-ax3000-usb-device-controller-v4-0-c5267b36a777@axiado.com> <20261030-axiado-ax3000-usb-device-controller-v4-6-c5267b36a777@axiado.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2-0+deb13u1 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 On Fr, 2026-10-30 at 01:10 -0700, Petar Stepanovic wrote: > This patch introduces the core probe/remove functions for the Axiado > AX3000/AX3005 UDC driver, and wires up the directory into the build > system via Kconfig and Makefile. >=20 > Co-developed-by: Naveen Kumar Rajgiri Bassappa > Signed-off-by: Naveen Kumar Rajgiri Bassappa > Co-developed-by: Krutik Shah > Signed-off-by: Krutik Shah > Signed-off-by: Petar Stepanovic > --- > drivers/usb/gadget/udc/Kconfig | 2 + > drivers/usb/gadget/udc/Makefile | 1 + > drivers/usb/gadget/udc/crg/Kconfig | 16 + > drivers/usb/gadget/udc/crg/Makefile | 9 + > drivers/usb/gadget/udc/crg/crg-udc-core.c | 723 ++++++++++++++++++++++++= ++++++ > 5 files changed, 751 insertions(+) >=20 [...] > diff --git a/drivers/usb/gadget/udc/crg/crg-udc-core.c b/drivers/usb/gadg= et/udc/crg/crg-udc-core.c > new file mode 100644 > index 000000000000..33be5c920ebe > --- /dev/null > +++ b/drivers/usb/gadget/udc/crg/crg-udc-core.c > @@ -0,0 +1,723 @@ [...] > +static int crg_udc_init_hw(struct crg_gadget_dev *crg_udc) > +{ > + struct device *dev =3D crg_udc->dev; > + struct reset_control *rst; > + int ret; > + > + crg_udc->clk =3D devm_clk_get_optional(dev, NULL); > + if (IS_ERR(crg_udc->clk)) > + return dev_err_probe(dev, PTR_ERR(crg_udc->clk), > + "failed to get clock\n"); > + > + ret =3D clk_prepare_enable(crg_udc->clk); > + if (ret) > + return dev_err_probe(dev, ret, "failed to enable clock\n"); > + > + ret =3D devm_add_action_or_reset(dev, crg_udc_clk_disable, crg_udc->clk= ); > + if (ret) > + return ret; > + > + rst =3D > + devm_reset_control_get_optional_exclusive_deasserted(dev, NULL); This can be put on one line. regards Philipp