From patchwork Sat Jan 11 16:15:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 11328909 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CA1FA6C1 for ; Sat, 11 Jan 2020 16:16:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B2E7C20661 for ; Sat, 11 Jan 2020 16:16:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730343AbgAKQQQ (ORCPT ); Sat, 11 Jan 2020 11:16:16 -0500 Received: from mout.kundenserver.de ([212.227.17.13]:35909 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730322AbgAKQQQ (ORCPT ); Sat, 11 Jan 2020 11:16:16 -0500 Received: from localhost.localdomain ([37.4.249.154]) by mrelayeu.kundenserver.de (mreue107 [212.227.15.183]) with ESMTPSA (Nemesis) id 1N8nrc-1jmtkG2NRW-015tRv; Sat, 11 Jan 2020 17:15:50 +0100 From: Stefan Wahren To: Zhang Rui , Daniel Lezcano , Amit Kucheria , Rob Herring , Mark Rutland , Nicolas Saenz Julienne , Florian Fainelli , Catalin Marinas , Will Deacon Cc: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, devicetree@vger.kernel.org, Stefan Wahren Subject: [PATCH V4 0/4] ARM: Enable thermal support for Raspberry Pi 4 Date: Sat, 11 Jan 2020 17:15:38 +0100 Message-Id: <1578759342-4550-1-git-send-email-stefan.wahren@i2se.com> X-Mailer: git-send-email 2.7.4 X-Provags-ID: V03:K1:rYmDnJ/p/2M5yiHMY7ZWxfCjQjh91TWH0PLDwBcOocszvwo4FvW /5Zp8iJJ6i8SKmxc7FAQLWOrCNndtm4ltII4dKOa/Lc2hcwNCug7Z5ysI3NzigQwPz9nSkK IhIWsHT2k8OuICKKpSD2aFWvZHOL8XGQ2GWfRnrB1ThvqcLcz+1MKNv4EWgaFmvrrs7w9HV k1M+ynnUFDunJNdGrCgpg== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:7SUTA/eFNfI=:Z28JbYq+DuU6GRmgZR0LOQ ZO70M+X4H27vFIM45Cj6FFdVPQEEMrPHPCb9nByN8I9fWgMRINE37LEMrV31RfCRazjt2zevo 4DuXisXWONXO3/alzWuzrC5q2/+bhZ1fPPLFWYFyGhfH4APGy6w+Kb+qh7prTDEuBOMp6aACN cRTVo7ysP5wmuGD01ggtubUYMi/CCPsOqKygjl0FFOw2Yze2/m2g7n5mAR5qhly/935ysbU56 Fz7TEFMxnau+MgWFETs+ga+L3+qGLox+8q2XE445mCZMuo023SIwcecz6Qx+i0BCdF2IApvjN ZqGxlF1Tau7OjAshAdmCVeps2hAVBLHZ6/jCnAmj2TbttM6UZ0sIbvICOrKWQMpYkxGgbPj/s rPPz1EmaSsvFtCOCEmaaV3Up27AGb1HWaEGRMkOUNqbukwmFnUPlEI70nlW1eNRuzw3hJ7D09 VnLm9d6D5JMd8RXXyguFf0ZEkuLlWTp0ZDG5e/u+/V8SSxC2PMioA1ZNG3YXTpmdziF5loD9v OmLzudHLDR5RbDmImBRBfPlotE0Fv0eneXeje1Ky+i8qsQoXDKd7l9X5d1p6H7JBOFfM1A9Zj QHs4IyuwTSXmTwv/IADR8JVS4sqftU792FvEr61GWDU+l7boA4U6Fa1DU7+16TGn4mjWYReLX 3S3zgzaF3y6RP+sYkJcXJ+ACcr0udFC8SIOegxMRc2iSOS6tSMdNRmCQsJvsrAneW/BWc6tW7 NxIiQ3Vtd/2Kj4AzwHU3X2Y0xHOQdm1esznXEFjI+VbgGrXQUtf44+BFNcpMh3XUeAU6X8BgA MGDVlDFhlFqymcq7IhlWFTbMrIrWzlQfjJWt06XX9ZCqJh1ynEjcbHnjef7CDhIns7NdQxx9w kFTxt4HunVn04QHpo4Hhgg9DDiRJ7OPJvoVPsQigE= Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org This series enables thermal support for the Raspberry Pi 4. Neither the bcm2835_thermal nor the brcmstb_thermal are suitable for the BCM2711. So add a new thermal driver to read out the SoC temperature from the AVS RO block of the BCM2711. Changes in V4: - change my email address to avoid spurious characters Changes in V3: - add Rob's, Florian's and Nicolas' reviewed-by/tested-by - adjust binding license - make error pointer handling consistent Changes in V2: - rebase on thermal/linux-next - convert binding to YAML - make AVS RO block a subnode of AVS monitor and access it via syscon - drop unnecessary TSENS clock and get the rid of remove callback - add Florian's reviewed-by to last/unchanged patch Stefan Wahren (4): dt-bindings: Add Broadcom AVS RO thermal thermal: Add BCM2711 thermal driver ARM: dts: bcm2711: Enable thermal ARM: configs: Build BCM2711 thermal as module .../bindings/thermal/brcm,avs-ro-thermal.yaml | 45 +++++++ arch/arm/boot/dts/bcm2711.dtsi | 12 ++ arch/arm/configs/multi_v7_defconfig | 1 + arch/arm64/configs/defconfig | 1 + drivers/thermal/broadcom/Kconfig | 7 ++ drivers/thermal/broadcom/Makefile | 1 + drivers/thermal/broadcom/bcm2711_thermal.c | 129 +++++++++++++++++++++ 7 files changed, 196 insertions(+) create mode 100644 Documentation/devicetree/bindings/thermal/brcm,avs-ro-thermal.yaml create mode 100644 drivers/thermal/broadcom/bcm2711_thermal.c