From nobody Fri Sep 5 09:26:27 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 41F5AC001DC for ; Tue, 18 Jul 2023 06:12:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231404AbjGRGMb (ORCPT ); Tue, 18 Jul 2023 02:12:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231305AbjGRGMG (ORCPT ); Tue, 18 Jul 2023 02:12:06 -0400 Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BFE461712 for ; Mon, 17 Jul 2023 23:11:40 -0700 (PDT) Received: by mail-pf1-x42f.google.com with SMTP id d2e1a72fcca58-666e3b15370so3833898b3a.0 for ; Mon, 17 Jul 2023 23:11:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1689660695; x=1692252695; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=KBuW+Z6XAY92SVZQectHpFEOvJKx1OjjfxzUkTjvZPo=; b=HpItcyu7TwZNFo58M81iGHOFCpUHkELtwgFlwcO5K656OeM/KJNbjrS2Ykxk3rclD7 EFTcQWs1yumftqz7D9wuddmT5F74I9bZb4ga3Un4KoQ3ioiHTftVv6Ycs8ORC+nBTdho PS1EqzW0L4mQ9+Y4JYlfwBIIvOiRSMr7B9jPQZA4Qd9Y22PDatnGVZ0aYxH36B3B8aDx G/6m3OewEnFcu78RN68VEccyQjY4t5fYEHltPmRx2k+emafeEVw9bR10Hm22O9pltCoW T5sSofYru55zyyeZNkouZR9A1lsJej+CTIica5m3Fdl+7J4JvleGBA/gt9JhHoxwzg7+ MkeA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689660695; x=1692252695; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=KBuW+Z6XAY92SVZQectHpFEOvJKx1OjjfxzUkTjvZPo=; b=I1JC14VC1oTIg03/XulQiGyObGt+4pvl/Q2S1TgkQ9GYvVWFguj24J9L6HgRaVqWgr E1wkVh8JF77AOCnXzxL/zWa7LQcn/wWb6Nc5Ob2QEup2IDBsyYqpvJLWBaKQIvxEH7WD ZPfR8n9dSei8wdO4Cp6k7klWk7LiUFdIV6XXBut4MflrNwmwD64j6vXkQ8WPYJfmOb8R MqIxZNGh8RwAKIXQtb83lK4CX5BzJV1SbSKV4bXMgzfOk2OnSSEJoCH0rfVYVrKK3if2 J1P07vz3JWQahMeKKMEerov3iaF+Q7LFnJ9E2C4BBlONj1Cul/KZAhNo4QR7rQ+yf4LK km9g== X-Gm-Message-State: ABy/qLYF3in6XMrSWeYes67CE3wP2RgChdzAzJBO7ZAQjffTpvLius1y LSaqhSQknTlYo31Z/FqxObOLBw== X-Google-Smtp-Source: APBJJlH+DaQe/ju2WQZKWRTQhPO13bSlEIgdpThEmIyQKrkImkT+D5KNj9EzA6R71c4B7ISRyXPYyw== X-Received: by 2002:a05:6a00:3a17:b0:677:c9da:14b0 with SMTP id fj23-20020a056a003a1700b00677c9da14b0mr1550121pfb.32.1689660695495; Mon, 17 Jul 2023 23:11:35 -0700 (PDT) Received: from localhost.localdomain ([223.233.68.54]) by smtp.gmail.com with ESMTPSA id h21-20020a62b415000000b0067db7c32419sm778106pfn.15.2023.07.17.23.11.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Jul 2023 23:11:35 -0700 (PDT) From: Bhupesh Sharma To: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-usb@vger.kernel.org Cc: agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org, linux-kernel@vger.kernel.org, bhupesh.linux@gmail.com, bhupesh.sharma@linaro.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, krzysztof.kozlowski@linaro.org, quic_schowdhu@quicinc.com, gregkh@linuxfoundation.org, stephan@gerhold.net Subject: [PATCH v9 6/7] arm64: dts: qcom: sm6115: Add EUD dt node and dwc3 connector Date: Tue, 18 Jul 2023 11:40:51 +0530 Message-Id: <20230718061052.1332993-7-bhupesh.sharma@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230718061052.1332993-1-bhupesh.sharma@linaro.org> References: <20230718061052.1332993-1-bhupesh.sharma@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add the Embedded USB Debugger(EUD) device tree node for SM6115 / SM4250 SoC. The node contains EUD base register region, EUD mode manager register region. The TCSR Base register region is defined via a vendor specific dt-property. Also add the typec connector node for EUD which is attached to EUD node via port. EUD is also attached to DWC3 node via port. To enable the role switch, we need to set dr_mode =3D "otg" property for 'usb_dwc3' sub-node in the board dts file. Also the EUD device can be enabled on a board once linux is boot'ed by setting: $ echo 1 > /sys/bus/platform/drivers/qcom_eud/../enable Reviewed-by: Konrad Dybcio Signed-off-by: Bhupesh Sharma --- arch/arm64/boot/dts/qcom/sm6115.dtsi | 51 ++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qco= m/sm6115.dtsi index 3be0b54fc3628..cd5b85b63a9ec 100644 --- a/arch/arm64/boot/dts/qcom/sm6115.dtsi +++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi @@ -260,6 +260,18 @@ CLUSTER_1_SLEEP_1: cluster-sleep-1-1 { }; }; =20 + eud_typec: connector { + compatible =3D "usb-c-connector"; + + ports { + port@0 { + con_eud: endpoint { + remote-endpoint =3D <&eud_con>; + }; + }; + }; + }; + firmware { scm: scm { compatible =3D "qcom,scm-sm6115", "qcom,scm"; @@ -794,6 +806,38 @@ gcc: clock-controller@1400000 { #power-domain-cells =3D <1>; }; =20 + eud: eud@1610000 { + compatible =3D "qcom,sm6115-eud", "qcom,eud"; + reg =3D <0x0 0x01610000 0x0 0x2000>, + <0x0 0x01612000 0x0 0x1000>; + reg-names =3D "eud-base", "eud-mode-mgr"; + interrupts =3D ; + + qcom,secure-eud-reg =3D <&tcsr_regs 0x25018>; + status =3D "disabled"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + eud_ep: endpoint { + remote-endpoint =3D <&usb2_role_switch>; + }; + }; + + port@1 { + reg =3D <1>; + + eud_con: endpoint { + remote-endpoint =3D <&con_eud>; + }; + }; + }; + }; + usb_hsphy: phy@1613000 { compatible =3D "qcom,sm6115-qusb2-phy"; reg =3D <0x0 0x01613000 0x0 0x180>; @@ -1327,6 +1371,13 @@ usb_dwc3: usb@4e00000 { snps,has-lpm-erratum; snps,hird-threshold =3D /bits/ 8 <0x10>; snps,usb3_lpm_capable; + usb-role-switch; + + port { + usb2_role_switch: endpoint { + remote-endpoint =3D <&eud_ep>; + }; + }; }; }; =20 --=20 2.38.1