From patchwork Mon Oct 31 16:47:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 620798 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 7E634FA3741 for ; Mon, 31 Oct 2022 16:47:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231784AbiJaQrc (ORCPT ); Mon, 31 Oct 2022 12:47:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231755AbiJaQrb (ORCPT ); Mon, 31 Oct 2022 12:47:31 -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 430991181E for ; Mon, 31 Oct 2022 09:47:30 -0700 (PDT) Received: by mail-wr1-x436.google.com with SMTP id l14so16836510wrw.2 for ; Mon, 31 Oct 2022 09:47:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=NOvjAXevhTkIKEozXkDl99JqlY+Qi6ewDIiwMUqw+eI=; b=qY2IeKDRG1F4poEQPiAWWwD+glIBmz2L95iZxZiagfOCWZPnnMTf3cBx/VNmUR3OSl O2CLdUJ8mHfln5H75LZ1mzfbQ/cAL6C3oMFXSNSbbavXhhQNkMD2qQ897BCUKTSa+SHS L4bV0YSEwLQQeIegTJV3MIJgFJSYs5K5tdIR8H2MRRYvESbxB8zqP7qdblVFmAIFgm5o IycEid4/5BbtDlltxbKqLS9INDgq8xCg13tVBe+RaIVPMTe6gCdrWRLx8yjueLjRmeC+ JWLK42+UZHM2V5bL1ZYpVuUu1r3KY9BDCEn/a5Z1YyiuGrHONQQ2NKE7BnRGprS0Mqev vV0Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=NOvjAXevhTkIKEozXkDl99JqlY+Qi6ewDIiwMUqw+eI=; b=GUlqfgYTj9KoK2nzVENRt1BELw3XMgyKZQ2UarDPTpOXYoQQ0bb0OL3RH07z+HWvxy PPmXKYMIo6m8K67deguwP8jeDlvEQ6mlmee4pR1JTEIkLu+sGLNb863UyYxKoWLAVgvv s8HJjk8BpvXIR8WTVVMAJU6FUilNuVveSqi4T5F4HCE3WrQgsZlc8VFmkFCjZ7Nkt0XO nV+a/M3kgCgWvsGWFzDluqs6V0GafgtWT6JHIkM5qdyvXqi7DABjSZ210wFIG5hG7NYb +BIyTg0bsTheAoe/TgT/AZ+TcukTVutGX5ZmlU7nHrmIma7EQSVehAYituyAxLqE/i6R si/Q== X-Gm-Message-State: ACrzQf3ihuEz6ZtjUPnXXBUv6exDJxyT7ZFsLGJeBZfCFEMM56HfCaM+ XOWerSVW/TmBF6CKjisCFk/h5A== X-Google-Smtp-Source: AMsMyM70WHblAByJ4Qi+nU6doCl8thqDKuH5Zl1XoFQhfj9UxiE9dDkzhRNahah6ucvCPCN5k67C1Q== X-Received: by 2002:adf:da4f:0:b0:236:cdd4:4ce2 with SMTP id r15-20020adfda4f000000b00236cdd44ce2mr3330832wrl.626.1667234848824; Mon, 31 Oct 2022 09:47:28 -0700 (PDT) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:8261:5fff:fe11:bdda]) by smtp.gmail.com with ESMTPSA id q8-20020a05600c46c800b003b4868eb71bsm7488871wmo.25.2022.10.31.09.47.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Oct 2022 09:47:28 -0700 (PDT) From: Neil Armstrong Date: Mon, 31 Oct 2022 17:47:25 +0100 Subject: [PATCH 1/4] dt-bindings: reset: document Odroid Go Ultra power-off MIME-Version: 1.0 Message-Id: <20221031-b4-odroid-go-ultra-initial-v1-1-42e3dbea86d5@linaro.org> References: <20221031-b4-odroid-go-ultra-initial-v1-0-42e3dbea86d5@linaro.org> In-Reply-To: <20221031-b4-odroid-go-ultra-initial-v1-0-42e3dbea86d5@linaro.org> To: Martin Blumenstingl , Krzysztof Kozlowski , Rob Herring , Kevin Hilman , Sebastian Reichel , Jerome Brunet Cc: linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, Neil Armstrong X-Mailer: b4 0.10.1 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The Hardkernel Odroid Go Ultra poweroff scheme requires requesting a poweroff to its two PMICs in order, this represents the poweroff scheme needed to complet a clean poeroff of the system. Signed-off-by: Neil Armstrong --- .../reset/hardkernel,odroid-go-ultra-poweroff.yaml | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/Documentation/devicetree/bindings/power/reset/hardkernel,odroid-go-ultra-poweroff.yaml b/Documentation/devicetree/bindings/power/reset/hardkernel,odroid-go-ultra-poweroff.yaml new file mode 100644 index 000000000000..65e42258717c --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/hardkernel,odroid-go-ultra-poweroff.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/reset/hardkernel,odroid-go-ultra-poweroff.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Hardkernel Odroid Go Ultra poweroff + +maintainers: + - Neil Armstrong + +description: + The Hardkernel Odroid Go Ultra poweroff scheme requires requesting a poweroff + to its two PMICs in order, this represents the poweroff scheme needed to complete + a clean poeroff of the system. + +properties: + compatible: + const: hardkernel,odroid-go-ultra-poweroff + + hardkernel,rk817-pmic: + $ref: /schemas/types.yaml#/definitions/phandle + description: Phandle to the RK817 PMIC node + + hardkernel,rk818-pmic: + $ref: /schemas/types.yaml#/definitions/phandle + description: Phandle to the RK818 PMIC node + +required: + - compatible + - hardkernel,rk817-pmic + - hardkernel,rk818-pmic + +additionalProperties: false + +examples: + - | + poweroff { + compatible = "hardkernel,odroid-go-ultra-poweroff"; + hardkernel,rk817-pmic = <&rk817>; + hardkernel,rk818-pmic = <&rk818>; + };