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Wed, 8 Jan 2020 05:18:46 -0600 Received: from DFLE109.ent.ti.com (10.64.6.30) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Wed, 8 Jan 2020 05:18:44 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE109.ent.ti.com (10.64.6.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Wed, 8 Jan 2020 05:18:44 -0600 Received: from lta0400828a.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 008BIWBt087830; Wed, 8 Jan 2020 05:18:42 -0600 From: Roger Quadros To: Subject: [PATCH 4/5] arm64: dts: ti: k3-j721e: Enable Super-Speed support for USB0 Date: Wed, 8 Jan 2020 13:18:29 +0200 Message-ID: <20200108111830.8482-5-rogerq@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200108111830.8482-1-rogerq@ti.com> References: <20200108111830.8482-1-rogerq@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200108_031848_129177_39F5F8E1 X-CRM114-Status: GOOD ( 13.98 ) 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: nm@ti.com, devicetree@vger.kernel.org, vigneshr@ti.com, nsekhar@ti.com, linux-kernel@vger.kernel.org, kishon@ti.com, linux-arm-kernel@lists.infradead.org, Roger Quadros Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org USB0 supports super-speed mode on the EVM. Enable that. On the EVM, USB0 uses SERDES3 for super-speed lane. Since USB0 is a type-C port, it needs to support lane swapping for cable flip support. This is provided using SERDES lane swap feature. Provide the Type-C cable orientation GPIO to the SERDES Wrapper driver. Signed-off-by: Roger Quadros Signed-off-by: Sekhar Nori --- .../dts/ti/k3-j721e-common-proc-board.dts | 32 +++++++++++++++++-- 1 file changed, 30 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts index 2a3cd6174504..4d180887342c 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts @@ -59,6 +59,7 @@ main_usbss0_pins_default: main_usbss0_pins_default { pinctrl-single,pins = < J721E_IOPAD(0x290, PIN_OUTPUT, 0) /* (U6) USB0_DRVVBUS */ + J721E_IOPAD(0x210, PIN_INPUT, 7) /* (W3) MCAN1_RX.GPIO1_3 */ >; }; @@ -257,16 +258,43 @@ status = "disabled"; }; +&usb_serdes_mux { + idle-states = <1>, <0>; /* USB0 to SERDES3, USB1 to SERDES1 */ +}; + +&serdes_ln_ctrl { + idle-states = , , + , , + , , + , , + , , , ; +}; + +&serdes_wiz3 { + typec-dir-gpios = <&main_gpio1 3 GPIO_ACTIVE_HIGH>; +}; + +&serdes3 { + serdes3_usb_link: link@0 { + reg = <0>; + cdns,num-lanes = <2>; + #phy-cells = <0>; + cdns,phy-type = ; + resets = <&serdes_wiz3 1>, <&serdes_wiz3 2>; + }; +}; + &usbss0 { pinctrl-names = "default"; pinctrl-0 = <&main_usbss0_pins_default>; - ti,usb2-only; ti,vbus-divider; }; &usb0 { dr_mode = "otg"; - maximum-speed = "high-speed"; + maximum-speed = "super-speed"; + phys = <&serdes3_usb_link>; + phy-names = "cdns3,usb3-phy"; }; &usbss1 { -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. 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