From patchwork Fri Aug 4 13:50:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 710965 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 7A11EC04A94 for ; Fri, 4 Aug 2023 13:50:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230458AbjHDNuW (ORCPT ); Fri, 4 Aug 2023 09:50:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58460 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231420AbjHDNuV (ORCPT ); Fri, 4 Aug 2023 09:50:21 -0400 Received: from mail-wm1-x32e.google.com (mail-wm1-x32e.google.com [IPv6:2a00:1450:4864:20::32e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C264E195 for ; Fri, 4 Aug 2023 06:50:19 -0700 (PDT) Received: by mail-wm1-x32e.google.com with SMTP id 5b1f17b1804b1-3fbd33a57b6so20638095e9.2 for ; Fri, 04 Aug 2023 06:50:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1691157018; x=1691761818; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:from:to:cc:subject:date:message-id:reply-to; bh=zcL/kSvHfHjHPWvRz7Xqp63rLeJznJ3srntvAjxHUlM=; b=ghNC6IH8SV+HCWCsb7VmU5W1wZSaMaMqKjthnnSnzGAWZOFQ9GtftdgHCZ835ZoNGW HWBlKckPtshVFe5WzT9mjg1oREwY5zdgpAr0Yb4p55zL1IgwfgeGAQpoD31FiFNutS3S EigcHI361jlBUZ21bQmCxKe+jv8FTHFHIUd6atL4IqIjYBoq5QCoL2Ccff0GAxxli+Hk lNp9vhlieo1VyRghBfGeTJO6D5HRCq93qgHTXWHiyUtBeFE9ypoUXmHRY6U7kjV7GEYo 7ETi0wEipBIEqz0YjcJ+lXbtSFcPpkxVprrDX7FQMme8p+iZ5xp8IiMgjqsF/kMFqeaR B8Ww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691157018; x=1691761818; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=zcL/kSvHfHjHPWvRz7Xqp63rLeJznJ3srntvAjxHUlM=; b=YZocQLMaQ0yYubqFRw8z2/YjovtNL5zlsD7/WByfrrCRFp1WA7RpFvr2KCPyLxznWZ 4yvjrdiZQxU40oZafBLd4LvJiJonvGu4Bb7qvFibQZbKkpP3bbbqxbBPuqRxN5oOIEi0 WxxNeu3IRK8meUQ0eDqLxalwh/tSnfcEIwOPCqvw4BliqlQ8f8KN8rllTLvyIYk48FYI mg+1VzOImAGjvxMb2yZVMmcQaA4qfyBrPl+wOX5xMXulqAUsvLglGYqIjrLlCpeLmcMd i0HzXqcuQHyCrQHOec1CuNI8lP8dLQmpx06xpe1OEQqbkbc0AR4gFqcKt8BQMO1stwWw Y4qQ== X-Gm-Message-State: AOJu0YzCbKkdUaZiCQ1EM5tQ5E54sQNGsj1GMrCJZk+jHM/5nDtEWfnW FwOBSzosNJmsmq6mTDQYJf+th2TXl5IjgL+3SFUt0g== X-Google-Smtp-Source: AGHT+IEIOKn6UThmMtB9Tbany5L9GGNY+rYb5Vyy9mNXEpAUiYq17CHMf+MSiXUg4qh2FCQvr1yVNA== X-Received: by 2002:adf:f091:0:b0:313:f957:bf29 with SMTP id n17-20020adff091000000b00313f957bf29mr1404835wro.65.1691157018233; Fri, 04 Aug 2023 06:50:18 -0700 (PDT) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:8261:5fff:fe11:bdda]) by smtp.gmail.com with ESMTPSA id u25-20020a7bcb19000000b003fe1cac37d8sm6894793wmj.11.2023.08.04.06.50.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Aug 2023 06:50:17 -0700 (PDT) From: Neil Armstrong Subject: [PATCH 0/4] arm64: qcom: sm8550: retrieve USB-C port orientation from gpio Date: Fri, 04 Aug 2023 15:50:06 +0200 Message-Id: <20230804-topic-sm8550-upstream-type-c-orientation-v1-0-36dd3edec7bf@linaro.org> MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAA4CzWQC/x3NMQ7CMAyF4atUnrFkGgoVV0EMIXXBQ5ModhGo6 t2xeNu/fG8D5SascO02aPwWlZI9jocO0ivmJ6NM3tBTH2ikE1qpklCXcRgI16rWOC5o38qYsLi VLZojSA9fONMU5gs4VxvP8vlf3e77/gOGS5sFegAAAA== To: Andy Gross , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heikki Krogerus , Greg Kroah-Hartman Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Neil Armstrong X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1892; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=cFLzTvuteabA2FCuM5q5Rad6hbL4oHHiHVTp6hkfiVc=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBkzQIXNkaluJaatUw5eFmSqGG4VQMX1T89BWw/+E6z Lkb9cDmJAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCZM0CFwAKCRB33NvayMhJ0UzLD/ 4q/RWAWHr+nCRrstKyBqEA6weLQfNJ6S1CTjYjt0WL3brjTthaq5CjgH9l6WyafeWXaGVm0iyjVPC/ mByYXJ3uYmGszRIVg5FamZbWZTVE7/DIUmM4NFPGiHWYtAdLyh9i896UtMMaSahlM8JfevNV1nNZAy PkIXUXuhJfe62UZNq49T+43g7oEF/qa+aTn9zjpC19pfUiYUlOK1/WVCU2Q8JotT0FWNmOd5Y0ysn1 5dtvACYmdkM74c/RKhaBJOP1bNYYeQTDjPUjzIogA0v6a7UW/a//C4R0UeECNDBfUbCGeFiVqJT2hx L3hTI8tj0LnVtj0PlR4EAm1uMwBmxCSbHToQQX09PQxzYWfAUu/EoXyVKEOsZN9CG3ij781fIJjwc3 VPc6ytxSET0MUvyjwhSvCQI6g/EKbmovLkiV32sZtYJS7zR7CGTbwaqudqlVQ90kcVVpvtQQ6bdXYj K3K39yzWoXRtc2faft2ATNNjVOd1jmohK6NlGIjq5KJtIbbUB4Id4rU4pRcJCVjOssPso83NKHqC7G q1UrFG/UXH+5av9g/jgO50zJUjJMTfS3Jy4Sj8gQFy38IXrDJn6qG0l3NkkdQts/35qn8TOjNMrIkk gXnJWFWo5W3xQlAjPpg9vehOfXK3M0tS84nRyplB40xPN7woGAP3X4UcCMCw== X-Developer-Key: i=neil.armstrong@linaro.org; a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This patchset is derived from [1], with only the GPIO orientation. On the SM8550 platform, the PMIC Glink firmware doesn't emit ALTMODE events for all USB-C port changes like it was done for older platforms (like SM8450). This means we only have a valid orientation when an Altmode compliant device is inserted, but not for all the other devices, including USB cables, dongles and non-altmode Hubs. But the actual orientation is shared by the PM8550B by a signal called CC_OUT which can be read on a gpio of the SM8550 SoC. Let's add support for this feature by using the UCSI PMIC Glink driver events to read and dispatch the orientation to the USB-C connector devices on the DT graph. While everybody would prefer having a proper PMIC Glink event for an orientation change, this is not implemented and not planned for future platforms either. [1] https://lore.kernel.org/all/20230601-topic-sm8550-upstream-type-c-v3-0-22c9973012b6@linaro.org/ Signed-off-by: Neil Armstrong --- Neil Armstrong (4): dt-bindings: soc: qcom: qcom,pmic-glink: add a gpio used to determine the Type-C port plug orientation usb: ucsi: glink: use the connector orientation GPIO to provide switch events arm64: dts: qcom: sm8550-mtp: add orientation gpio arm64: dts: qcom: sm8550-qrd: add orientation gpio .../bindings/soc/qcom/qcom,pmic-glink.yaml | 18 ++++++++ arch/arm64/boot/dts/qcom/sm8550-mtp.dts | 1 + arch/arm64/boot/dts/qcom/sm8550-qrd.dts | 1 + drivers/usb/typec/ucsi/ucsi_glink.c | 54 +++++++++++++++++++++- 4 files changed, 73 insertions(+), 1 deletion(-) --- base-commit: fb4327106e5250ee360d0d8b056c1eef7eeb9a98 change-id: 20230804-topic-sm8550-upstream-type-c-orientation-0bbbb360d3f7 Best regards,