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Thu, 22 Oct 2020 08:08:28 -0700 (PDT) Received: from aford-IdeaCentre-A730.lan ([2601:448:8400:9e8:527:767:b750:2d3c]) by smtp.gmail.com with ESMTPSA id y6sm1233816ilj.59.2020.10.22.08.08.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Oct 2020 08:08:27 -0700 (PDT) From: Adam Ford To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 4/4] arm64: dts: imx8mn: Add power-domain reference in USB controller Date: Thu, 22 Oct 2020 10:08:07 -0500 Message-Id: <20201022150808.763082-5-aford173@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201022150808.763082-1-aford173@gmail.com> References: <20201022150808.763082-1-aford173@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201022_110830_445456_D04D7065 X-CRM114-Status: GOOD ( 12.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: marex@denx.de, devicetree@vger.kernel.org, Fabio Estevam , Andrey Smirnov , Adam Ford , Sascha Hauer , aford@beaconembedded.com, linux-kernel@vger.kernel.org, Rob Herring , NXP Linux Team , Pengutronix Kernel Team , Shawn Guo , l.stach@pengutronix.de Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The USB OTG controller cannot be used until the power-domain is enabled unless it was started in the bootloader. Adding the power-domain reference to the OTG node allows the OTG controller to operate. Signed-off-by: Adam Ford diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index 27733fbe87e9..605e6dbd2c6f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -979,6 +979,7 @@ usbotg1: usb@32e40000 { assigned-clock-parents = <&clk IMX8MN_SYS_PLL2_500M>; fsl,usbphy = <&usbphynop1>; fsl,usbmisc = <&usbmisc1 0>; + power-domains = <&pgc_otg1>; status = "disabled"; };