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[23.128.96.19]) by mx.google.com with ESMTPS id t83-20020a635f56000000b003816043ef45si15190230pgb.314.2022.04.06.04.43.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Apr 2022 04:43:40 -0700 (PDT) Received-SPF: softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) client-ip=23.128.96.19; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=CE3++kpN; spf=softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 6EE1461C71C; Wed, 6 Apr 2022 03:00:47 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1848973AbiDFCcC (ORCPT + 99 others); Tue, 5 Apr 2022 22:32:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58684 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1388221AbiDEVxo (ORCPT ); Tue, 5 Apr 2022 17:53:44 -0400 Received: from mail-pj1-x102e.google.com (mail-pj1-x102e.google.com [IPv6:2607:f8b0:4864:20::102e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 347859BB99; Tue, 5 Apr 2022 14:08:01 -0700 (PDT) Received: by mail-pj1-x102e.google.com with SMTP id n6-20020a17090a670600b001caa71a9c4aso727554pjj.1; Tue, 05 Apr 2022 14:08:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=mWNZR3xN77lNH2+vVDvTz9kvxP5RMITjN/TwsKnJ1EE=; b=CE3++kpN4KX/5Ou/GyMP/XDiEd+sD6aWdaoMGXv4koz7pe5HZ3O9oNn0BbHievdDsy gRraAn36CY5Vma4XfiauMtY8wBad6zfiIwOLvsgMPNq34HhD0KfoXxurSjEIE0UMZOh5 x8ksydmWAW8+HpNcMCEsxinGUGHuP1Jv8ovCsgtALHsghN1aQjvLZBBXbppcdTVOx6Bh QjPyZ58k/nITx+UVSjKoUladchE217a6C0hJOL9lrDJLGnTwgsl5K/mVqM2ezfa4okJN i4q1U+ZWc/7iBEMJWWgn0WhzhFlyP3sgMJ51d7vVHuQUQB4ChLywUpZFRO0mJ0S59wAg 2qHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=mWNZR3xN77lNH2+vVDvTz9kvxP5RMITjN/TwsKnJ1EE=; b=IiFYvgclppjNyhpV/J48Icn5yiBtdXfU+YfPySCJiP/US4XOfxFAAF6z7MgRCSYjJg xpzDsbCfLaR5KcgSIjaVFG1f9XhG7LDy0eOIs5/k5Bt1n/2kAMneQNJdaqdHWFtpsqIt 8SNtWX+YUxXA7gMa+XMU/QTQF8qcOPSjQuX2CLrEG7KbLDYVAiGCoci4n4EfoGVd5LOL 0+niRQqYAiM5pt+aZgEOuZd4oAVGeXr2NdWlBd5lboiErjmyGl05RKqrqpT2QMrsuECE jksatC1Mk1Lx5dRAN50aA7h0awRkH8NCretItbhxW86sx4k8BGbpf/xT0tRby3XZmQ7f PFCg== X-Gm-Message-State: AOAM5337qpdkllexSWjAeepze6y2Vx0XgSJ2HbVszW9uXWfker1C2wE7 Ckmy91IcCZSV3eYWEyoP7yU= X-Received: by 2002:a17:90a:c3:b0:1ca:54c1:a684 with SMTP id v3-20020a17090a00c300b001ca54c1a684mr6138269pjd.148.1649192880749; Tue, 05 Apr 2022 14:08:00 -0700 (PDT) Received: from jaschultz-Thelio-Major.corp.microsoft.com ([2001:4898:80e8:3:511c:41a7:57f7:f826]) by smtp.gmail.com with ESMTPSA id k22-20020aa788d6000000b004faaf897064sm16240010pff.106.2022.04.05.14.07.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 Apr 2022 14:08:00 -0700 (PDT) From: Jarrett Schultz X-Google-Original-From: Jarrett Schultz To: Rob Herring , Andy Gross , Bjorn Andersson , Hans de Goede , Mark Gross , Maximilian Luz Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, platform-driver-x86@vger.kernel.org, Felipe Balbi , Jarrett Schultz Subject: [PATCH v5 0/4] platform: surface: Introduce Surface XBL Driver Date: Tue, 5 Apr 2022 14:07:46 -0700 Message-Id: <20220405210750.619511-1-jaschultzMS@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RDNS_NONE, SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jarrett Schultz After v4, there were some suggestions to change the driver again to use nvmem that would include some other changes to the sm8150 dtsi. While the suggestions make sense, this driver was supposed to remain simple for the introduction in order to get it into the tree and I think that it would be best to implement those and any other suggestions in a future patch. Hopefully this patch is now in a state where it can be accepted. Thanks to all who have helped and been patient along the way, this was my first patch :) ~ Jarrett --- Introduce the Surface Extensible Boot Loader driver for the Surface Duo. Exposes information about the driver to user space via sysfs for consumption in manufacturing mode. --- Changes in v5: - Minor changes to yaml --- Changes in v4: - Small binding definition changes - Removed ACPI propagation from patch series since it has been cherry-picked - Fixed the Signed-off-by: and From: mismatch --- Changes in v3: - For the yaml documentation: * Updated description * Fixed examples * Updated 'required' field - Further propogated ACPI dependency in Kconfigs - Updated sysfs several binding descriptions - Renamed files to conform to naming conventions --- Changes in v2: - Per Maximilian, added patch 2: propagated ACPI dependency from the directory as a whole to each individual driver - For the yaml documentation: * Removed json-schema dependence * Elaborated on description of driver * Updated example - Changed target KernelVersion in sysfs documentation - Updated MAINTAINER changes to be properly applied across patches - For the driver itself, * Added types.h inclusion and removed unused inclusions * Minor updates to code and acronym style * Remove __packed attribute on driver struct * Use .dev_groups for sysfs - Added more in-depth description of driver in Kconfig - Modified dts to reference a newly added section in sm8150.dtsi --- Jarrett Schultz (4): dt-bindings: platform: microsoft: Document surface xbl platform: surface: Add surface xbl arm64: dts: qcom: sm8150: Add imem section arm64: dts: qcom: surface-duo: Add surface xbl .../ABI/testing/sysfs-platform-surface-xbl | 79 ++++++++ .../platform/microsoft/surface-xbl.yaml | 70 +++++++ MAINTAINERS | 9 + .../dts/qcom/sm8150-microsoft-surface-duo.dts | 10 + arch/arm64/boot/dts/qcom/sm8150.dtsi | 8 + drivers/platform/surface/Kconfig | 12 ++ drivers/platform/surface/Makefile | 1 + drivers/platform/surface/surface_xbl.c | 186 ++++++++++++++++++ 8 files changed, 375 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-platform-surface-xbl create mode 100644 Documentation/devicetree/bindings/platform/microsoft/surface-xbl.yaml create mode 100644 drivers/platform/surface/surface_xbl.c -- 2.25.1