From patchwork Fri Jun 4 09:37:55 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Ben.Tseng" X-Patchwork-Id: 12299265 X-Patchwork-Delegate: daniel.lezcano@linaro.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 X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C910EC07E94 for ; Fri, 4 Jun 2021 09:38:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD6D9613FF for ; Fri, 4 Jun 2021 09:38:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229989AbhFDJjt (ORCPT ); Fri, 4 Jun 2021 05:39:49 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:33583 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S229958AbhFDJjt (ORCPT ); Fri, 4 Jun 2021 05:39:49 -0400 X-UUID: 1bf122514b5f44b7978def4c9c1c9907-20210604 X-UUID: 1bf122514b5f44b7978def4c9c1c9907-20210604 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1884620166; Fri, 04 Jun 2021 17:37:58 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 4 Jun 2021 17:37:56 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 4 Jun 2021 17:37:56 +0800 From: Ben Tseng To: Fan Chen , Zhang Rui , Daniel Lezcano , , CC: Eduardo Valentin , Rob Herring , Mark Rutland , Matthias Brugger , , , , , , , Michael Kao , Ben Tseng Subject: [PATCH v3] arm64: dts: mt8183-kukui: Add tboard thermal zones Date: Fri, 4 Jun 2021 17:37:55 +0800 Message-ID: <20210604093755.13288-1-ben.tseng@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Michael Kao Add tboard thermal zones. The tboard thermal sensors are a kind of NTC sensors which are located on PCB board to correlate the temperature of the case (Tskin). pull-up voltage: 1800 mv pull-up resistor: 75K Vsense = pull-up voltage * Rntc / ( pull-up resistor + Rntc ) AuxIn = Vsense * 4096 / 1500 Signed-off-by: Michael Kao Signed-off-by: Ben Tseng Tested-by: Hsin-Yi Wang --- Change in v3: - Modify Tboard to tbaord in mt8183-kukui.dtsi - Add more description about tboard thermal sensor Change in v2: - Rebase to kernel-v5.13-rc1 - Resend --- arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 14 ++++++++++++++ arch/arm64/boot/dts/mediatek/mt8183.dtsi | 2 +- 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi index ff56bcf..601f866 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi @@ -847,6 +847,20 @@ status = "okay"; }; +&thermal_zones { + tboard1 { + polling-delay = <1000>; /* milliseconds */ + polling-delay-passive = <0>; /* milliseconds */ + thermal-sensors = <&tboard_thermistor1>; + }; + + tboard2 { + polling-delay = <1000>; /* milliseconds */ + polling-delay-passive = <0>; /* milliseconds */ + thermal-sensors = <&tboard_thermistor2>; + }; +}; + &u3phy { status = "okay"; }; diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index c5e822b..4173a5d 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -673,7 +673,7 @@ nvmem-cell-names = "calibration-data"; }; - thermal-zones { + thermal_zones: thermal-zones { cpu_thermal: cpu_thermal { polling-delay-passive = <100>; polling-delay = <500>;