From patchwork Thu Jun 3 06:08:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aswath Govindraju X-Patchwork-Id: 1486992 X-Patchwork-Delegate: lokeshvutla@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256 header.s=ti-com-17Q1 header.b=uzAXnvHE; dkim-atps=neutral Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4Fwb9V0MGkz9s5R for ; Thu, 3 Jun 2021 16:10:37 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 9208482F99; Thu, 3 Jun 2021 08:10:34 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.b="uzAXnvHE"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 32C9582F99; Thu, 3 Jun 2021 08:10:33 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL,SPF_HELO_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 6A58082F9E for ; Thu, 3 Jun 2021 08:10:28 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=a-govindraju@ti.com Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 1536ARUs038707 for ; Thu, 3 Jun 2021 01:10:27 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1622700627; bh=dK65Tyg1xgvk7OnxcEqJ1eOvTPR1WqdbvZBdqV85ng4=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=uzAXnvHE+3yuVpvlNbV9MsZMy/9rrvOeNaNNv7wMimhZGbnm9k2sLPKlIAcERIj1K pm02yzN4qcTd0GA17rP0QqC0t6iEWtqeFViJibx0FC2gj2imE6/5ATMQeBd8IpBMeY 9n+N+y4c3J8YV8H2+40/LJUInduMtxWHMlb45T54= Received: from DFLE104.ent.ti.com (dfle104.ent.ti.com [10.64.6.25]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 1536ARnH127020 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Thu, 3 Jun 2021 01:10:27 -0500 Received: from DFLE103.ent.ti.com (10.64.6.24) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Thu, 3 Jun 2021 01:10:26 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) 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 15.1.2176.2 via Frontend Transport; Thu, 3 Jun 2021 01:10:26 -0500 Received: from gsaswath-HP-ProBook-640-G5.dal.design.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 153698nL092714; Thu, 3 Jun 2021 01:10:20 -0500 From: Aswath Govindraju To: CC: Kishon Vijay Abraham I , Aswath Govindraju , Lokesh Vutla , Dave Gerlach , Nishanth Menon , Vignesh Raghavendra , Suman Anna , Keerthy , Subject: [PATCH v2 06/10] arm: dts: k3-am642-*-evm: Add USB support Date: Thu, 3 Jun 2021 11:38:59 +0530 Message-ID: <20210603060906.27658-7-a-govindraju@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210603060906.27658-1-a-govindraju@ti.com> References: <20210603060906.27658-1-a-govindraju@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.4 at phobos.denx.de X-Virus-Status: Clean AM64 EVM board has a micro USB 2.0 AB connector and the USB0_VBUS is connected with a resistor divider in between. USB0_DRVVBUS pin is muxed between USB0_DRVVBUS and GPIO1_79 signals. Add the corresponding properties and set the pinmux mode for USB subsystem in the evm dts file. Signed-off-by: Aswath Govindraju --- arch/arm/dts/k3-am642-evm.dts | 18 ++++++++++++++++++ arch/arm/dts/k3-am642-r5-evm.dts | 18 ++++++++++++++++++ 2 files changed, 36 insertions(+) diff --git a/arch/arm/dts/k3-am642-evm.dts b/arch/arm/dts/k3-am642-evm.dts index dc3482bea433..3a505d22c635 100644 --- a/arch/arm/dts/k3-am642-evm.dts +++ b/arch/arm/dts/k3-am642-evm.dts @@ -201,6 +201,12 @@ AM64X_IOPAD(0x0144, PIN_OUTPUT, 4) /* (Y11) PRG1_PRU1_GPO15.RGMII2_TX_CTL */ >; }; + + main_usb0_pins_default: main-usb0-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (E19) USB0_DRVVBUS */ + >; + }; }; &main_uart0 { @@ -337,3 +343,15 @@ ti,driver-strength-ohm = <50>; disable-wp; }; + +&usbss0 { + ti,vbus-divider; + ti,usb2-only; +}; + +&usb0 { + dr_mode = "otg"; + maximum-speed = "high-speed"; + pinctrl-names = "default"; + pinctrl-0 = <&main_usb0_pins_default>; +}; diff --git a/arch/arm/dts/k3-am642-r5-evm.dts b/arch/arm/dts/k3-am642-r5-evm.dts index 1fbf6d2c23a5..cc48fd4cb607 100644 --- a/arch/arm/dts/k3-am642-r5-evm.dts +++ b/arch/arm/dts/k3-am642-r5-evm.dts @@ -141,6 +141,12 @@ AM64X_IOPAD(0x0030, PIN_OUTPUT_PULLUP, 7) /* (L18) OSPI0_CSN1.GPIO0_12 */ >; }; + + main_usb0_pins_default: main-usb0-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (E19) USB0_DRVVBUS */ + >; + }; }; &dmsc { @@ -201,4 +207,16 @@ /delete-property/ power-domains; }; +&usbss0 { + ti,vbus-divider; + ti,usb2-only; +}; + +&usb0 { + dr_mode = "otg"; + maximum-speed = "high-speed"; + pinctrl-names = "default"; + pinctrl-0 = <&main_usb0_pins_default>; +}; + #include "k3-am642-evm-u-boot.dtsi"