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From: Stefan Eichenberger <eichest@gmail.com>
To: francesco.dolcini@toradex.com, trini@konsulko.com,
	ilias.apalodimas@linaro.org, sbabic@nabladev.com,
	festevam@gmail.com, uboot-imx@nxp.com,
	marek.vasut+usb@mailbox.org, lukma@denx.de,
	mkorpershoek@kernel.org, antoine.gouby@toradex.com,
	alice.guo@nxp.com, stefan.eichenberger@toradex.com,
	sjg@chromium.org, emanuele.ghidoli@toradex.com,
	franz.schnyder@toradex.com, pbrobinson@gmail.com,
	quentin.schulz@cherry.de, jbx6244@gmail.com, ye.li@nxp.com,
	xu.yang_2@nxp.com, bmeng.cn@gmail.com, xypron.glpk@gmx.de,
	hayashi.kunihiko@socionext.com, sean.anderson@linux.dev
Cc: u-boot@lists.u-boot-project.org
Subject: [PATCH v2 6/7] toradex: verdin-imx95: enable DWC3 USB controller support
Date: Mon, 14 Sep 2026 09:42:48 +0200	[thread overview]
Message-ID: <20260914074314.12522-7-eichest@gmail.com> (raw)
In-Reply-To: <20260914074314.12522-1-eichest@gmail.com>

From: Stefan Eichenberger <stefan.eichenberger@toradex.com>

Enable the DWC3 USB host controller on the Verdin iMX95. Enable the DWC3
driver support by enabling the wrapper driver CONFIG_USB_DWC3_GENERIC
and ensure the device tree nodes are kept enabled for U-Boot.

CONFIG_USB_DWC3_GADGET has to be enabled along with it. dwc3-generic.c
builds its peripheral driver whenever DM_USB_GADGET is set, and that
driver calls dwc3_gadget_uboot_handle_interrupt(), which is only built
with USB_DWC3_GADGET:

drivers/usb/dwc3/dwc3-generic.c:220: undefined reference to
`dwc3_gadget_uboot_handle_interrupt'

Signed-off-by: Stefan Eichenberger <stefan.eichenberger@toradex.com>
---
 arch/arm/dts/imx95-verdin-wifi-dev-u-boot.dtsi | 8 --------
 configs/verdin-imx95_defconfig                 | 2 +-
 2 files changed, 1 insertion(+), 9 deletions(-)

diff --git a/arch/arm/dts/imx95-verdin-wifi-dev-u-boot.dtsi b/arch/arm/dts/imx95-verdin-wifi-dev-u-boot.dtsi
index 8ab70cf7399..ab6e1054a9f 100644
--- a/arch/arm/dts/imx95-verdin-wifi-dev-u-boot.dtsi
+++ b/arch/arm/dts/imx95-verdin-wifi-dev-u-boot.dtsi
@@ -90,14 +90,6 @@
 	/delete-property/power-domains;
 };
 
-&usb3 {
-	status = "disabled";
-};
-
-&usb3_dwc3 {
-	status = "disabled";
-};
-
 &usb_recov_ctrl {
 	bootph-pre-ram;
 };
diff --git a/configs/verdin-imx95_defconfig b/configs/verdin-imx95_defconfig
index 77b22a2f8a5..e49af4a9861 100644
--- a/configs/verdin-imx95_defconfig
+++ b/configs/verdin-imx95_defconfig
@@ -172,7 +172,7 @@ CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_DWC3=y
-# CONFIG_USB_DWC3_GADGET is not set
+CONFIG_USB_DWC3_GENERIC=y
 CONFIG_USB_HOST_ETHER=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_MANUFACTURER="Toradex"
-- 
2.55.0


  parent reply	other threads:[~2026-09-14 14:17 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-14  7:42 [PATCH v2 0/7] usb: fix DWC3/gadget issues and enable USB on Toradex i.MX95 boards Stefan Eichenberger
2026-09-14  7:42 ` [PATCH v2 1/7] usb: ci_udc: add driver model support Stefan Eichenberger
2026-09-14  7:42 ` [PATCH v2 2/7] usb: ehci-mx6: bind the ChipIdea gadget driver Stefan Eichenberger
2026-09-14  7:42 ` [PATCH v2 3/7] usb: dwc3-generic: fix ref clock lookup indexing wrong clk_bulk array Stefan Eichenberger
2026-09-14 19:26   ` Marek Vasut
2026-09-15  7:44     ` Stefan Eichenberger
2026-09-15 14:22       ` Marek Vasut
2026-09-14  7:42 ` [PATCH v2 4/7] usb: skip host-only devices when picking the ehci gadget controller Stefan Eichenberger
2026-09-14 19:31   ` Marek Vasut
2026-09-15  7:57     ` Stefan Eichenberger
2026-09-15 14:24       ` Marek Vasut
2026-09-16 12:47         ` Stefan Eichenberger
2026-09-16 14:29           ` Marek Vasut
2026-09-14  7:42 ` [PATCH v2 5/7] configs: verdin-imx95: enable CI_UDC usb gadget driver Stefan Eichenberger
2026-09-14  7:42 ` Stefan Eichenberger [this message]
2026-09-14  7:42 ` [PATCH v2 7/7] toradex: smarc-imx95: enable DWC3 USB controller support Stefan Eichenberger

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