From: Shawn Guo <shawnguo2@yeah.net>
To: Alexander Dahl <ada@thorsis.com>
Cc: devicetree@vger.kernel.org, Frank Li <Frank.li@nxp.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
"open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
<imx@lists.linux.dev>,
"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
<linux-arm-kernel@lists.infradead.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3] arm64: dts: imx8dxl-ss-conn: Disable USB3 nodes
Date: Fri, 22 Aug 2025 17:02:47 +0800 [thread overview]
Message-ID: <aKgyNy_npSiOZpf1@dragon> (raw)
In-Reply-To: <20250811063855.46431-1-ada@thorsis.com>
On Mon, Aug 11, 2025 at 08:38:54AM +0200, Alexander Dahl wrote:
> The i.MX 8DualXLite/8SoloXLite has a different connectivity memory map
> than the generic i.MX8 has. One conflicting resource is usb, where the
> imx8dxl has a second usb2 phy @5b110000, while the generic imx8 dtsi has
> one usb2 phy and one usb3 phy, and the usb3otg @5b110000. When
> including both imx8dxl-ss-conn.dtsi and imx8-ss-conn.dtsi as done in
> imx8dxl.dtsi this leads to a duplicate unit-address warning.
>
> The usb3otg node was introduced after the initial imx8dxl support with
> commit a8bd7f155126 ("arm64: dts: imx8qxp: add cadence usb3 support")
> and since then leads to warnings like this (when built with W=2):
>
> DTC arch/arm64/boot/dts/freescale/imx8dxl-evk.dtb
> …/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi:148.24-182.4: Warning (unique_unit_address): /bus@5b000000/usb@5b110000: duplicate unit-address (also used in node /bus@5b000000/usbphy@5b110000)
> also defined at …/arch/arm64/boot/dts/freescale/imx8dxl-ss-hsio.dtsi:41.23-50.4
> also defined at …/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts:645.8-653.3
>
> Delete usb3 related nodes at dxl to fix above warning.
>
> Signed-off-by: Alexander Dahl <ada@thorsis.com>
Applied, thanks!
prev parent reply other threads:[~2025-08-22 9:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-11 6:38 [PATCH v3] arm64: dts: imx8dxl-ss-conn: Disable USB3 nodes Alexander Dahl
2025-08-11 14:58 ` Frank Li
2025-08-22 9:02 ` Shawn Guo [this message]
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