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[2a01:cb00:8bd:2700:e5dd:2290:6bf4:cfc4]) by smtp.gmail.com with ESMTPSA id 36sm17678wrj.97.2021.01.26.13.55.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Jan 2021 13:55:14 -0800 (PST) From: Adrien Grassein Cc: gary.bisson@boundarydevices.com, troy.kisky@boundarydevices.com, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Adrien Grassein Subject: [PATCH] arm64: dts: imx8mq-nitrogen: add USB support Date: Tue, 26 Jan 2021 22:55:11 +0100 Message-Id: <20210126215511.1056600-1-adrien.grassein@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org add USB support for imx8mq-nitrogen. It consists in 2 phys: OTG and host. The OTG port uses a dedicated regulator for vbus. Signed-off-by: Adrien Grassein --- .../boot/dts/freescale/imx8mq-nitrogen.dts | 36 +++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts index 81d269296610..fb8acd83a280 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts @@ -34,6 +34,17 @@ power { }; }; + reg_usb_otg_vbus: regulator-usb-otg-vbus { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_reg_usbotg_vbus>; + regulator-name = "usb_otg_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_vref_0v9: regulator-vref-0v9 { compatible = "regulator-fixed"; regulator-name = "vref-0v9"; @@ -190,6 +201,25 @@ &uart2 { status = "okay"; }; +&usb_dwc3_0 { + dr_mode = "otg"; + status = "okay"; +}; + +&usb3_phy0 { + vbus-supply = <®_usb_otg_vbus>; + status = "okay"; +}; + +&usb_dwc3_1 { + dr_mode = "host"; + status = "okay"; +}; + +&usb3_phy1 { + status = "okay"; +}; + &usdhc1 { assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>; assigned-clock-rates = <400000000>; @@ -339,6 +369,12 @@ MX8MQ_IOMUXC_SD2_WP_GPIO2_IO20 0x16 >; }; + pinctrl_reg_usbotg_vbus: reg-usbotg-vbusgrp { + fsl,pins = < + MX8MQ_IOMUXC_GPIO1_IO12_GPIO1_IO12 0x16 + >; + }; + pinctrl_uart1: uart1grp { fsl,pins = < MX8MQ_IOMUXC_UART1_RXD_UART1_DCE_RX 0x45 -- 2.25.1