From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D4729C433FE for ; Wed, 16 Nov 2022 08:57:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:CC:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=nQbA+BKGyt8Kmfb7wi7G1QsYxuENpJwrrPwPOUO89RE=; b=1xdZFgIkjyDquE WJ0INwe8VkhbzfXD79Hyg37e3gjeSU7mN9dvnSuWDwbb0sOdjECzZFl6IJATZqbs0+1JSKcKZHr3U 6jlVr4zpv64lLsIuta2UqLwUF4j0ESJ+qnHoqEbXk4TxFDdr14SR9bjKqQAjs2yaS2Mu2QNOcKvj/ o7OWw0WST2KWj23eJbSLnzhdUiD41qQCDtXJnJ/gnZL6DGgpChRXs7vI2gTM9JZp9BrEveZrs43iL EUjcd7sR618xtliDj/qrliiTLYrwTX1xH95frfoqsCCOSBgPTZfJi1uOSwrxOnwD4YN+OkB7HPyeb am7WzFyDOs+N1D+ffi5Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ovECz-001OaB-1Q; Wed, 16 Nov 2022 08:55:49 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ovECu-001OWq-B2 for linux-arm-kernel@lists.infradead.org; Wed, 16 Nov 2022 08:55:46 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 2AG8tbHP039252; Wed, 16 Nov 2022 02:55:37 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1668588938; bh=WEbC7WMTfGrgChfo7W+Q2BPZp4dRd8UXwkvFSbkFuBc=; h=Date:Subject:To:CC:References:From:In-Reply-To; b=sxO09LfTAf2l/bmkYLsC7mq4pGKIRIwL30joX5w9UGKrnL0IhjWVR+OaFT9Ip7O9k +6k1SsGXJJ5SrPpPuWR/BhsIN2ZH/D8weWCugIeyj7rY4hhtsHZVBHcrxTLSiTdOSl CeSaFyav+AFNqjchV/KdjGFRAAKcyXPR8H33BKEM= Received: from DFLE107.ent.ti.com (dfle107.ent.ti.com [10.64.6.28]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 2AG8tb2D095029 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 16 Nov 2022 02:55:37 -0600 Received: from DFLE109.ent.ti.com (10.64.6.30) by DFLE107.ent.ti.com (10.64.6.28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.6; Wed, 16 Nov 2022 02:55:37 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) 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 15.1.2507.6 via Frontend Transport; Wed, 16 Nov 2022 02:55:37 -0600 Received: from [10.24.69.79] (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 2AG8tYvR001099; Wed, 16 Nov 2022 02:55:35 -0600 Message-ID: <96058a13-4903-2b8c-8de2-f37fdfd3672b@ti.com> Date: Wed, 16 Nov 2022 14:25:34 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.2.2 Subject: Re: [PATCH v5 5/8] arm64: dts: ti: k3-j721s2-common-proc-board: Add USB support Content-Language: en-US To: Matt Ranostay , , , , , CC: , References: <20221103044125.172864-1-mranostay@ti.com> <20221103044125.172864-6-mranostay@ti.com> From: Ravi Gunasekaran In-Reply-To: <20221103044125.172864-6-mranostay@ti.com> 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-20221116_005544_531656_96418BDE X-CRM114-Status: GOOD ( 17.06 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 03/11/22 10:11 am, Matt Ranostay wrote: > From: Aswath Govindraju > > The board uses lane 1 of SERDES for USB. Set the mux > accordingly. > > The USB controller and EVM supports super-speed for USB0 > on the Type-C port. However, the SERDES has a limitation > that upto 2 protocols can be used at a time. The SERDES is > wired for PCIe, eDP and USB super-speed. It has been > chosen to use PCIe and eDP as default. So restrict > USB0 to high-speed mode. > > Cc: Vignesh Raghavendra > Cc: Nishanth Menon > Signed-off-by: Aswath Govindraju > Signed-off-by: Matt Ranostay > --- > .../dts/ti/k3-j721s2-common-proc-board.dts | 22 +++++++++++++++++++ > 1 file changed, 22 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts > index c3a397484c70..c787d46f89de 100644 > --- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts > +++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts > @@ -147,6 +147,12 @@ vdd_sd_dv_pins_default: vdd-sd-dv-pins-default { > J721S2_IOPAD(0x020, PIN_INPUT, 7) /* (AA23) MCAN15_RX.GPIO0_8 */ > >; > }; > + > + main_usbss0_pins_default: main-usbss0-pins-default { > + pinctrl-single,pins = < > + J721S2_IOPAD(0x0ec, PIN_OUTPUT, 6) /* (AG25) TIMER_IO1.USB0_DRVVBUS */ > + >; > + }; > }; > > &wkup_pmx0 { > @@ -318,6 +324,22 @@ serdes0_pcie_link: phy@0 { > }; > }; > > +&usb_serdes_mux { > + idle-states = <1>; /* USB0 to SERDES lane 1 */ > +}; > + > +&usbss0 { > + pinctrl-0 = <&main_usbss0_pins_default>; > + pinctrl-names = "default"; > + ti,vbus-divider; > + ti,usb2-only; > +}; > + > +&usb0 { > + dr_mode = "otg"; > + maximum-speed = "high-speed"; > +}; > + > &mcu_mcan0 { > status = "okay"; > pinctrl-names = "default"; Reviewed-by: Ravi Gunasekaran -- Regards, Ravi _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel