From nobody Tue Dec 16 09:14:24 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 B8BC1C4332F for ; Wed, 4 Jan 2023 10:13:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233808AbjADKM6 (ORCPT ); Wed, 4 Jan 2023 05:12:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234940AbjADKMj (ORCPT ); Wed, 4 Jan 2023 05:12:39 -0500 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AF9AE1DDF1 for ; Wed, 4 Jan 2023 02:12:37 -0800 (PST) Received: by mail-pl1-x62a.google.com with SMTP id w3so3785827ply.3 for ; Wed, 04 Jan 2023 02:12:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=nqnewyxXuFgx6aFOSnyu8Lg+p/BpJpnIHJgfiwboYTU=; b=wqzXRakzCYXuOuBzq9wrJDs0yfvEG+8PL8896UM5cRPULN9jOxR6Em8hX7qRESQIer r9MESwQQvBtc7sU6PKoU2H3D2gkFE0jYehKl57AFxBLLUy2zCY/97VSuLsb881O2rgKw fhsR4WbhRTssPLdnghuvE/yV//BH9e/N5mDTH2Dz3SA5VMve5ShxWluFzldn4a9SJ8mj xbkIguIyr2QI7D7sumV/pPGIW3L14JZOX8mZYquRYSUD3U3j2fhXXLbSNLRnJS96tSnL nVKc4SctevAoSjLj0pNBPx2Dsnb35y40OggMoCFSaQklSoQk3xw4qyjZFPq133TY+7Wd jPDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=nqnewyxXuFgx6aFOSnyu8Lg+p/BpJpnIHJgfiwboYTU=; b=YNM6w0af7z6mrjyPqCj5X8sQTLurmMvYPNdZnW94Xq4O0jdoW9G4TmMEr/ioW6xQKw cQt+FJtGkwXPFqvZ9D8bsXySNBwfp7Tjy/UXnlP6oBduhIGQYsbta+zWcr+r9TIj6vxk F/ZsuKPNOxEiA0MC6eIQCjx6w3p6yS006kVvIpPzXwFK1VZ/BOSk0AT9jkFLJirlSrgc COVm+YhlkYqsQhptHaFU7Rw1e8u7xEhJM1b7qAEImMIU/6mfQ8PKq6bL5O4NG4WhNOQR 37iMcpG3un1YJOU325+gi1TNIVIAg+JajpTC6a0Uztkw2DrpVzpAfsrvv+0QySlb3vSv kwZw== X-Gm-Message-State: AFqh2koydD1rQHiRhUMQGYFrl12cDH72LaXa80J6YP9uh+ANxD8smxa3 nvRWBd6ub4B+XcPvxB8s4KgXrkc2j7kNa5B/t7w= X-Google-Smtp-Source: AMrXdXtFfijPdwvIfl2vtSGo5cWGIU+y1TAks0PR3m/liBZQ8D7Lke4KR2fQNwceCg4zNUFpcBq6yw== X-Received: by 2002:a17:902:f604:b0:192:55ab:88fe with SMTP id n4-20020a170902f60400b0019255ab88femr53042837plg.56.1672827157133; Wed, 04 Jan 2023 02:12:37 -0800 (PST) Received: from localhost.localdomain ([2401:4900:1c5e:e3b5:c341:16de:ce17:b857]) by smtp.gmail.com with ESMTPSA id l6-20020a170903244600b001869f2120absm23737615pls.294.2023.01.04.02.12.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Jan 2023 02:12:36 -0800 (PST) From: Bhupesh Sharma To: linux-arm-msm@vger.kernel.org Cc: quic_schowdhu@quicinc.com, 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, devicetree@vger.kernel.org Subject: [PATCH v3] arm64: dts: qcom: sm6115: Add EUD dt node and dwc3 connector Date: Wed, 4 Jan 2023 15:42:28 +0530 Message-Id: <20230104101228.3964304-1-bhupesh.sharma@linaro.org> X-Mailer: git-send-email 2.38.1 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 and TCSR Check register region along with the interrupt entry. 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 Cc: Souradeep Chowdhury Signed-off-by: Bhupesh Sharma --- - v2 can be viewed here: https://lore.kernel.org/linux-arm-msm/202301040520= 47.3945983-1-bhupesh.sharma@linaro.org - In v3, fix the errors reported by '$ make dtbs_check' for the port sub no= de: ports: 'oneOf' conditional failed, one must be fixed: 'port' is a required property '#address-cells' is a required property '#size-cells' is a required property - This patch is based on my earlier sm6115 usb related changes, which can be seen here: https://lore.kernel.org/linux-arm-msm/20221215094532.589291-1-bhupesh.sha= rma@linaro.org/ - This patch is also dependent on my sm6115 eud dt-binding and driver chang= es (v2) sent earlier, which can be seen here: https://lore.kernel.org/linux-arm-msm/20230103150419.3923421-1-bhupesh.sh= arma@linaro.org/ arch/arm64/boot/dts/qcom/sm6115.dtsi | 46 ++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qco= m/sm6115.dtsi index 030763187cc3f..a1a4f659587f3 100644 --- a/arch/arm64/boot/dts/qcom/sm6115.dtsi +++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi @@ -170,6 +170,18 @@ core3 { }; }; =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"; @@ -565,6 +577,33 @@ gcc: clock-controller@1400000 { #power-domain-cells =3D <1>; }; =20 + eud: eud@1610000 { + compatible =3D "qcom,sm6115-eud", "qcom,eud"; + reg =3D <0x01610000 0x2000>, + <0x01612000 0x1000>, + <0x003e5018 0x4>; + interrupts =3D ; + 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 <0x01613000 0x180>; @@ -1064,6 +1103,13 @@ 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