From patchwork Thu Apr 13 13:17:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 672868 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 09981C7EE20 for ; Thu, 13 Apr 2023 13:17:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230526AbjDMNRZ (ORCPT ); Thu, 13 Apr 2023 09:17:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46680 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230315AbjDMNRX (ORCPT ); Thu, 13 Apr 2023 09:17:23 -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 572C7198D for ; Thu, 13 Apr 2023 06:17:21 -0700 (PDT) Received: by mail-wm1-x32e.google.com with SMTP id v10so1828869wmn.5 for ; Thu, 13 Apr 2023 06:17:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20221208.gappssmtp.com; s=20221208; t=1681391839; x=1683983839; 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=ezwEzIUFbO/ibyCR5/pMZcXsF9FqrfvEohFgkMV09Iw=; b=KRprAh3DeL1Jc7nUy6FhEObqRosjdbUrDp6a/kOhNPwwLCOL9pPjxfl2rVQ4WgqvQJ DVXIJb2LtEUYCV/FrZsxwEG62SvKFy596HzAVgxmRRBKRIjgpI5kq1EzDbn+RucaX0+a 7KRgo/u/yVa9lFvgY80K/Mp5UIEUtRbNbKlQMQOr+vr4r5qEjrk4OAed3/R8ukU6n2AH 1ZmaEwkxdP2C9sRKHhYixYOx4cEVwjZrad9yzqlU42eshedOESYGmds0Wrn6DSdeR0he IkSWUXOO3T+bProG7oQtR/VUu43EV4xKxg74fZ3QdCc+yiud17Z+o+geepprV5ujCtBn 4POw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681391839; x=1683983839; 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=ezwEzIUFbO/ibyCR5/pMZcXsF9FqrfvEohFgkMV09Iw=; b=FebuopBFvCuHxYseCraoEUBDNOE7j8dUw7mWbpm0ibJvr/gtx7fbb5UKJj8XGmjben VOFa2UJBdpMg6UfcyFmtMjXbgZ+H5pIvTTiV7kFU69R91L5ohzy2ae3chlCAxLPu//PI 6jLNZVO9z6vD+XWy9f11/ZXHXsael8FdnFkc3VOghyTE9WYv7YAnaJKwyWpzfmojuDJm EZfTaWMLA65IjLUfT8qLPPP8Hp+/LWURnM+oX2u6si8YPtiC81AL1kzYf+kqToIM3xwG W4DS9DwsJdj6/LSfvjluyUy+PfU5X4V1jyud8nXdiTgDO5EQ6gWBnWAgFfaoo80ZUoby udeA== X-Gm-Message-State: AAQBX9ffJcbIA2db6Lo1V1aSBazKONeQqj81jDtAEfPcfC9XAcMA/3az PJvkDvaF688o9QXfUlpPNBPR0A== X-Google-Smtp-Source: AKy350bWxIfjBDcyPABvkA89eNMTbtHx+VEcdJvuWzTjduVU+no40TpXG4+L1FYXgzlIN1tTfoye9A== X-Received: by 2002:a7b:ce07:0:b0:3f0:373d:c32b with SMTP id m7-20020a7bce07000000b003f0373dc32bmr1788155wmc.30.1681391839664; Thu, 13 Apr 2023 06:17:19 -0700 (PDT) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:814c:fc8a:da02:39ad]) by smtp.gmail.com with ESMTPSA id v3-20020a1cf703000000b003f04646838esm1796400wmh.39.2023.04.13.06.17.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Apr 2023 06:17:19 -0700 (PDT) From: Bartosz Golaszewski To: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Andy Gross , Bjorn Andersson , Konrad Dybcio , Catalin Marinas , Will Deacon , Arnd Bergmann Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Bartosz Golaszewski Subject: [PATCH 3/4] dt-bindings: power: reset: convert nvmem-reboot-mode bindings to YAML Date: Thu, 13 Apr 2023 15:17:04 +0200 Message-Id: <20230413131705.3073911-4-brgl@bgdev.pl> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230413131705.3073911-1-brgl@bgdev.pl> References: <20230413131705.3073911-1-brgl@bgdev.pl> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Bartosz Golaszewski Convert the DT binding document for nvmem-reboot-mode from .txt to YAML. Signed-off-by: Bartosz Golaszewski Reviewed-by: Krzysztof Kozlowski --- .../power/reset/nvmem-reboot-mode.txt | 26 ---------- .../power/reset/nvmem-reboot-mode.yaml | 52 +++++++++++++++++++ 2 files changed, 52 insertions(+), 26 deletions(-) delete mode 100644 Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt create mode 100644 Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml diff --git a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt deleted file mode 100644 index 752d6126d5da..000000000000 --- a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.txt +++ /dev/null @@ -1,26 +0,0 @@ -NVMEM reboot mode driver - -This driver gets reboot mode magic value from reboot-mode driver -and stores it in a NVMEM cell named "reboot-mode". Then the bootloader -can read it and take different action according to the magic -value stored. - -Required properties: -- compatible: should be "nvmem-reboot-mode". -- nvmem-cells: A phandle to the reboot mode provided by a nvmem device. -- nvmem-cell-names: Should be "reboot-mode". - -The rest of the properties should follow the generic reboot-mode description -found in reboot-mode.txt - -Example: - reboot-mode { - compatible = "nvmem-reboot-mode"; - nvmem-cells = <&reboot_mode>; - nvmem-cell-names = "reboot-mode"; - - mode-normal = <0xAAAA5501>; - mode-bootloader = <0xBBBB5500>; - mode-recovery = <0xCCCC5502>; - mode-test = <0xDDDD5503>; - }; diff --git a/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml new file mode 100644 index 000000000000..64a7d224c7dd --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/nvmem-reboot-mode.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/reset/nvmem-reboot-mode.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Generic NVMEM reboot mode driver + +maintainers: + - Bartosz Golaszewski + +description: | + This driver gets the reboot mode magic value from the reboot-mode driver + and stores it in the NVMEM cell named "reboot-mode". The bootloader can + then read it and take different action according to the value. + +properties: + compatible: + const: nvmem-reboot-mode + + nvmem-cells: + description: | + A phandle pointing to the nvmem-cells node where the vendor-specific + magic value representing the reboot mode is stored. + maxItems: 1 + + nvmem-cell-names: + items: + - const: reboot-mode + +patternProperties: + "^mode-.+": + $ref: /schemas/types.yaml#/definitions/uint32 + description: Vendor-specific mode value written to the mode register + +additionalProperties: false + +required: + - compatible + - nvmem-cells + - nvmem-cell-names + +examples: + - | + reboot-mode { + compatible = "nvmem-reboot-mode"; + nvmem-cells = <&reboot_reason>; + nvmem-cell-names = "reboot-mode"; + mode-recovery = <0x01>; + mode-bootloader = <0x02>; + }; +... From patchwork Thu Apr 13 13:17:05 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 672869 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 5CD98C77B6E for ; Thu, 13 Apr 2023 13:17:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230495AbjDMNRY (ORCPT ); Thu, 13 Apr 2023 09:17:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46672 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230478AbjDMNRX (ORCPT ); Thu, 13 Apr 2023 09:17:23 -0400 Received: from mail-wr1-x436.google.com (mail-wr1-x436.google.com [IPv6:2a00:1450:4864:20::436]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 22E96E0 for ; Thu, 13 Apr 2023 06:17:22 -0700 (PDT) Received: by mail-wr1-x436.google.com with SMTP id v6so14211340wrv.8 for ; Thu, 13 Apr 2023 06:17:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20221208.gappssmtp.com; s=20221208; t=1681391840; x=1683983840; 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=T9pQrW38n6jH3lAaxTQPjhAzjBmtv9LEC6ladjD0geM=; b=S7JJaJQUgf3JJMM3lkyNLH6OBAtESwaKX10aoRHX2UHUKIe7kHl71MFD9fMexZwcVm js9oqmJK84FHyccqwePq0s81Xs5Llc99VqL3yJa89LysqOxb1TZ+o3XkJccAr7UM5kHg uYE3J2LaMLkTIOlZ25D49b24vuz3tJIRIxgV9XhWFJ75pXshAWWjwVgi91cKDUm/QrTP a6NajHr9w2FG23SQm9u5M7KCsaQRpXgGnKAgUi+Aq/dVSLzNFaWS/L3gwCXtc1mnvZCX bWuEGGuYFy4SoBkZ/rla4B0v5bSJLjOwo7OhIiJXgHBsDJ7e4xKuw4iYhYHaWO/va+B9 RYCw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681391840; x=1683983840; 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=T9pQrW38n6jH3lAaxTQPjhAzjBmtv9LEC6ladjD0geM=; b=HriBMWbVaN7wsBFdk/hz4NjG+yNzpY05wrJS8DAvHbBbMTgvsROB51yx7GDQ1NUNJK 1O9XEIIUyo73FrPZTLinMg3FiQMQbkep8OAOVLVrUoItsm+s4U9Pqq8182uES6bHlUvu Kd/WuEsGH1DTVxCcCDl6hRkUDa9hyOVWsveSy/LIEey3uk3DPs1tuSczgllCqfL4Cfw/ 8W/5r0Uk78F0aHKbwgIML0H5fTLaE/371PM9/gLXwOcP6ItjwXeaNXrbb066gjaLWhsc LSssf8goyQhPOcgkNpQUM7qgIg7XGNHnhk/ZgfpfkWk/MQ37j5WgdE4ch9vJ9+TI5S78 s/sA== X-Gm-Message-State: AAQBX9emel7PjccvdsZyLAlBW5SKU6+bcs9JL49iRNZToHIO3fMFuHzg H05JwRtpKVHui1VvfR/PLeRB7A== X-Google-Smtp-Source: AKy350ZyvWh6DeTmvqd0RAb8r3WiahK7Z/XKVX0rCaM+oS4kQ7JeGN7DdSu52htk6753FAxZuxYjsQ== X-Received: by 2002:adf:f04c:0:b0:2cf:e34c:a229 with SMTP id t12-20020adff04c000000b002cfe34ca229mr1797769wro.8.1681391840666; Thu, 13 Apr 2023 06:17:20 -0700 (PDT) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:814c:fc8a:da02:39ad]) by smtp.gmail.com with ESMTPSA id v3-20020a1cf703000000b003f04646838esm1796400wmh.39.2023.04.13.06.17.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Apr 2023 06:17:20 -0700 (PDT) From: Bartosz Golaszewski To: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Andy Gross , Bjorn Andersson , Konrad Dybcio , Catalin Marinas , Will Deacon , Arnd Bergmann Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Parikshit Pareek , Bartosz Golaszewski Subject: [PATCH 4/4] arm64: dts: qcom: sa8775p: pmic: add the sdam_0 node Date: Thu, 13 Apr 2023 15:17:05 +0200 Message-Id: <20230413131705.3073911-5-brgl@bgdev.pl> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230413131705.3073911-1-brgl@bgdev.pl> References: <20230413131705.3073911-1-brgl@bgdev.pl> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Parikshit Pareek Introduce sdam_0 node, which is to be used via nvmem for power on reasons during reboot. Add supported PoN reaons supported via sdam_0 node. Signed-off-by: Parikshit Pareek Signed-off-by: Bartosz Golaszewski --- arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi index 5abdc239d3a6..49bf7b08f5b6 100644 --- a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi +++ b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi @@ -88,6 +88,14 @@ trip1 { }; }; }; + + reboot_reason { + compatible = "nvmem-reboot-mode"; + nvmem-cells = <&reboot_reason>; + nvmem-cell-names = "reboot-mode"; + mode-recovery = <0x01>; + mode-bootloader = <0x02>; + }; }; &spmi_bus { @@ -133,6 +141,19 @@ pmm8654au_0_gpios: gpio@8800 { interrupt-controller; #interrupt-cells = <2>; }; + + pmm8654au_0_sdam_0: nvram@7100 { + compatible = "qcom,spmi-sdam"; + reg = <0x7100>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x7100 0x100>; + + reboot_reason: reboot-reason@48 { + reg = <0x48 0x1>; + bits = <1 7>; + }; + }; }; pmm8654au_1: pmic@2 {