From patchwork Wed Jul 20 12:30:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 12923898 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5DF50C43334 for ; Wed, 20 Jul 2022 12:34:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:CC:To:From:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Q2fp2bCmIffQ4Lc6s9UhxpmKwhnvRUsHQ7/DJNKZh4o=; b=SY3Cb0PmK/ml8tod5bfhHFF1nD FELdncgnXIC3/XZkppq2WqqcDNW8mxrG8DJvTqcrHpfE4wnlMSGckEMTN0JhBvJcbbSbMmCt2gpsS TsuOvpNNjXtADhcGCdyCAEKquEJQ3PENIlFo0CkMKZg8PO0o6OXQBZ2zUfvlPbz9jT5nZ8BnTF4IC ciuCzREhsRaD+ho5ADVU+sb0m1YndL7dwoIDwoWUD6R1154Qt3OxQCC39tOHSb9aKdvvAvWrGlhXW eVTncJVtHdhXJawTLugZKwwcZOfXfBF1i5oORbut3Y2qPryuzVX5kEcJ7oRjcL5YStIcPtS7ATYRV LW5zSyjA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oE8u1-005KFX-8z; Wed, 20 Jul 2022 12:34:09 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oE8rm-005I7a-Jv; Wed, 20 Jul 2022 12:31:52 +0000 X-UUID: 2322d89da4804048aaf2e1bd50fec9f5-20220720 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.8,REQID:43e394d5-efd7-4048-9e94-290d1af04862,OB:0,LO B:0,IP:0,URL:25,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACT ION:release,TS:25 X-CID-META: VersionHash:0f94e32,CLOUDID:abe4ffd7-5d6d-4eaf-a635-828a3ee48b7c,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:1,File:nil ,QS:nil,BEC:nil,COL:0 X-UUID: 2322d89da4804048aaf2e1bd50fec9f5-20220720 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1441336944; Wed, 20 Jul 2022 05:31:46 -0700 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Wed, 20 Jul 2022 20:30:25 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 20 Jul 2022 20:30:25 +0800 From: Tinghan Shen To: Yong Wu , Joerg Roedel , "Will Deacon" , Robin Murphy , Rob Herring , Krzysztof Kozlowski , Lee Jones , Matthias Brugger , Tinghan Shen , AngeloGioacchino Del Regno , MandyJH Liu CC: , , , , , Subject: [PATCH v3 06/21] dt-bindings: power: mediatek: Add bindings for MediaTek SCPSYS Date: Wed, 20 Jul 2022 20:30:08 +0800 Message-ID: <20220720123023.13500-7-tinghan.shen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220720123023.13500-1-tinghan.shen@mediatek.com> References: <20220720123023.13500-1-tinghan.shen@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220720_053150_713113_9B2D8952 X-CRM114-Status: GOOD ( 14.32 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org The System Control Processor System (SCPSYS) has several power management related tasks in the system. Add the bindings for it. Signed-off-by: Tinghan Shen --- .../bindings/mfd/mediatek,mt8195-scpsys.yaml | 68 +++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/mediatek,mt8195-scpsys.yaml diff --git a/Documentation/devicetree/bindings/mfd/mediatek,mt8195-scpsys.yaml b/Documentation/devicetree/bindings/mfd/mediatek,mt8195-scpsys.yaml new file mode 100644 index 000000000000..4117a6dbc19c --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/mediatek,mt8195-scpsys.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/mediatek,mt8195-scpsys.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek System Control Processor System + +maintainers: + - MandyJH Liu + +description: + MediaTek System Control Processor System (SCPSYS) has several + power management tasks. The tasks include MTCMOS power + domain control, thermal measurement, DVFS, etc. + +properties: + compatible: + items: + - enum: + - mediatek,mt8167-scpsys + - mediatek,mt8173-scpsys + - mediatek,mt8183-scpsys + - mediatek,mt8192-scpsys + - mediatek,mt8195-scpsys + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + +patternProperties: + "^power-controller(@[0-9a-f]+)?$": + $ref: /schemas/power/mediatek,power-controller.yaml# + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include + #include + + syscon@10006000 { + compatible = "mediatek,mt8195-scpsys", "syscon", "simple-mfd"; + reg = <0x10006000 0x100>; + + spm: power-controller { + compatible = "mediatek,mt8195-power-controller"; + #address-cells = <1>; + #size-cells = <0>; + #power-domain-cells = <1>; + + /* sample of power domain nodes */ + power-domain@MT8195_POWER_DOMAIN_PCIE_PHY { + reg = ; + #power-domain-cells = <0>; + }; + + power-domain@MT8195_POWER_DOMAIN_SSUSB_PCIE_PHY { + reg = ; + #power-domain-cells = <0>; + }; + }; + };