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Thu, 12 Feb 2026 08:55:53 -0800 (PST) Received: from skbuf ([2a02:2f04:d501:d900:2f75:bf70:f0b9:4586]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4835dd20519sm222156105e9.15.2026.02.12.08.55.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Feb 2026 08:55:53 -0800 (PST) Date: Thu, 12 Feb 2026 18:55:50 +0200 From: Vladimir Oltean To: WeiHao Li Cc: heiko@sntech.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/4] arm64: dts: rockchip: Add USB2.0 PHY for RK3368 Message-ID: <20260212165550.mju3377fvphdsqoe@skbuf> References: <20250909132958.26423-1-cn.liweihao@gmail.com> <20250909132958.26423-3-cn.liweihao@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20250909132958.26423-3-cn.liweihao@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260212_085556_065243_183E8933 X-CRM114-Status: GOOD ( 16.85 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Tue, Sep 09, 2025 at 09:29:56PM +0800, WeiHao Li wrote: > RK3368 has one USB2.0 PHY with two ports, This adds device tree node for > it. > > Signed-off-by: WeiHao Li > --- > arch/arm64/boot/dts/rockchip/rk3368.dtsi | 29 ++++++++++++++++++++++++ > 1 file changed, 29 insertions(+) > > diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi > index 1b21787269..b09e431a64 100644 > --- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi > +++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi > @@ -766,11 +766,40 @@ cru: clock-controller@ff760000 { > grf: syscon@ff770000 { > compatible = "rockchip,rk3368-grf", "syscon", "simple-mfd"; > reg = <0x0 0xff770000 0x0 0x1000>; > + #address-cells = <1>; > + #size-cells = <1>; This introduces a device tree warning. You cannot mix nodes with no unit address (io-domains) with nodes with a unit address (usb2-phy@700) on the same hierarchical level. You have to pick a format and stick to it. > > io_domains: io-domains { > compatible = "rockchip,rk3368-io-voltage-domain"; > status = "disabled"; > }; > + > + u2phy: usb2-phy@700 { > + compatible = "rockchip,rk3368-usb2phy"; > + reg = <0x700 0x2c>; > + clocks = <&cru SCLK_OTGPHY0>; > + clock-names = "phyclk"; > + clock-output-names = "usb480m_phy"; > + #clock-cells = <0>; > + status = "disabled"; > + > + u2phy_otg: otg-port { > + interrupts = , > + , > + ; > + interrupt-names = "otg-bvalid", "otg-id", > + "linestate"; > + #phy-cells = <0>; > + status = "disabled"; > + }; > + > + u2phy_host: host-port { > + interrupts = ; > + interrupt-names = "linestate"; > + #phy-cells = <0>; > + status = "disabled"; > + }; > + }; > }; > > wdt: watchdog@ff800000 { > -- > 2.47.2 > > _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip