From patchwork Mon Apr 4 12:35:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lad Prabhakar X-Patchwork-Id: 12800621 X-Patchwork-Delegate: iwamatsu@nigauri.org 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90258C63705 for ; Mon, 4 Apr 2022 18:46:46 +0000 (UTC) Received: from relmlie5.idc.renesas.com (relmlie5.idc.renesas.com [210.160.252.171]) by mx.groups.io with SMTP id smtpd.web09.34385.1649075759683192518 for ; Mon, 04 Apr 2022 05:36:28 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: bp.renesas.com, ip: 210.160.252.171, mailfrom: prabhakar.mahadev-lad.rj@bp.renesas.com) X-IronPort-AV: E=Sophos;i="5.90,234,1643641200"; d="scan'208";a="115672035" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 04 Apr 2022 21:36:28 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 552494226B03; Mon, 4 Apr 2022 21:36:27 +0900 (JST) From: Lad Prabhakar To: cip-dev@lists.cip-project.org, Nobuhiro Iwamatsu , Pavel Machek Cc: Biju Das Subject: [PATCH 5.10.y-cip 25/29] dt-bindings: thermal: Document Renesas RZ/G2L TSU Date: Mon, 4 Apr 2022 13:35:49 +0100 Message-Id: <20220404123553.25851-26-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220404123553.25851-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20220404123553.25851-1-prabhakar.mahadev-lad.rj@bp.renesas.com> List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Mon, 04 Apr 2022 18:46:46 -0000 X-Groupsio-URL: https://lists.cip-project.org/g/cip-dev/message/7988 From: Biju Das commit 9460347192add5644236d492f79ecab6d83504d4 upstream. Document the Thermal Sensor Unit(TSU) in the RZ/G2L SoC. Signed-off-by: Biju Das Reviewed-by: Lad Prabhakar Reviewed-by: Rob Herring Link: https://lore.kernel.org/r/20211130155757.17837-2-biju.das.jz@bp.renesas.com Signed-off-by: Daniel Lezcano Signed-off-by: Lad Prabhakar --- .../bindings/thermal/rzg2l-thermal.yaml | 76 +++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Documentation/devicetree/bindings/thermal/rzg2l-thermal.yaml diff --git a/Documentation/devicetree/bindings/thermal/rzg2l-thermal.yaml b/Documentation/devicetree/bindings/thermal/rzg2l-thermal.yaml new file mode 100644 index 000000000000..ccab9511a042 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/rzg2l-thermal.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/rzg2l-thermal.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RZ/G2L Thermal Sensor Unit + +description: + On RZ/G2L SoCs, the thermal sensor unit (TSU) measures the + temperature(Tj) inside the LSI. + +maintainers: + - Biju Das + +properties: + compatible: + items: + - enum: + - renesas,r9a07g044-tsu # RZ/G2{L,LC} + - const: renesas,rzg2l-tsu + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + "#thermal-sensor-cells": + const: 1 + +required: + - compatible + - reg + - clocks + - power-domains + - resets + - "#thermal-sensor-cells" + +additionalProperties: false + +examples: + - | + #include + + tsu: thermal@10059400 { + compatible = "renesas,r9a07g044-tsu", + "renesas,rzg2l-tsu"; + reg = <0x10059400 0x400>; + clocks = <&cpg CPG_MOD R9A07G044_TSU_PCLK>; + resets = <&cpg R9A07G044_TSU_PRESETN>; + power-domains = <&cpg>; + #thermal-sensor-cells = <1>; + }; + + thermal-zones { + cpu-thermal { + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&tsu 0>; + + trips { + sensor_crit: sensor-crit { + temperature = <125000>; + hysteresis = <1000>; + type = "critical"; + }; + }; + }; + };