From patchwork Fri Jul 31 21:14:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Elliot Berman X-Patchwork-Id: 11695479 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D07121746 for ; Fri, 31 Jul 2020 21:14:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B6B4622D03 for ; Fri, 31 Jul 2020 21:14:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="W3BW//40" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728235AbgGaVOa (ORCPT ); Fri, 31 Jul 2020 17:14:30 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:13543 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728204AbgGaVO3 (ORCPT ); Fri, 31 Jul 2020 17:14:29 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1596230069; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=pURV5QFpmLy38X5gYC0uGHz0Zw0P/0cot7hAuBA4Ty0=; b=W3BW//40ec22mCVVObFpqjhSnjFG7wrKllWT+fuSlJUAP6DsJgx7JJdXjc8NaFgPo2Le+myF sAe1O4CckTRIicW7xFPok6fhsrM8bSyeFBRb0UkF/WqdowEo7nodnzKItu6ye6sxeyPNDc8X c2bY6Y0+AjbLE/LkBEAL8Lm+yRs= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n03.prod.us-east-1.postgun.com with SMTP id 5f2489b390893260ddfaaaeb (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 31 Jul 2020 21:14:27 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 5DBD5C433B6; Fri, 31 Jul 2020 21:14:26 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 Received: from eberman-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: eberman) by smtp.codeaurora.org (Postfix) with ESMTPSA id D4C03C433C9; Fri, 31 Jul 2020 21:14:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org D4C03C433C9 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=eberman@codeaurora.org From: Elliot Berman To: Sebastian Reichel , Andy Yan , Bjorn Andersson Cc: Elliot Berman , linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org, Trilok Soni , Prasad Sodagudi Subject: [PATCH 2/4] dt-bindings: power: reset: Add alternate reboot mode format Date: Fri, 31 Jul 2020 14:14:18 -0700 Message-Id: <1596230060-6065-3-git-send-email-eberman@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1596230060-6065-1-git-send-email-eberman@codeaurora.org> References: <1596230060-6065-1-git-send-email-eberman@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Current reboot-mode device tree schema does not support reboot commands with spaces in them [1]. Add an optional new node "reboot-mode-names" and "reboot-mode-magic" which add an array of strings and u32s, respectively which would permit any string in this framework. [1]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/md/dm-verity-target.c?h=v5.5#n255 Signed-off-by: Elliot Berman --- .../devicetree/bindings/power/reset/reboot-mode.yaml | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml b/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml index a6c9102..4ea6b33 100644 --- a/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml +++ b/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml @@ -19,6 +19,9 @@ description: | the bootloader what to do when the system reboots, and should be named as mode-xxx = (xxx is mode name, magic should be a non-zero value). + reboot-mode-magic and reboot-mode-names may be used in addition/instead of + mode-xxx style. + For example, modes common Android platform are: - normal: Normal reboot mode, system reboot with command "reboot". - recovery: Android Recovery mode, it is a mode to format the device or update a new image. @@ -32,6 +35,14 @@ properties: description: | Default value to set on a reboot if no command was provided. + reboot-mode-names: + $ref: /schemas/types.yaml#/definitions/string-array + description: List of reboot commands, paired with reboot-mode-magic by index + + reboot-mode-magic: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: List of reboot magic, paired with reboot-mode-names by index + patternProperties: "^mode-.*$": $ref: /schemas/types.yaml#/definitions/uint32 @@ -44,4 +55,10 @@ examples: mode-bootloader = <2>; mode-loader = <3>; }; + + - | + reboot-mode { + reboot-mode-names = "normal", "bootloader", "dm-verity device corrupted"; + reboot-mode-magic = <0x0>, <0x1>, <0xf>; + }; ...