From patchwork Wed Dec 9 07:59:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Troy Lee X-Patchwork-Id: 1413249 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4CrV334ZMLz9sWK for ; Wed, 9 Dec 2020 19:05:19 +1100 (AEDT) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=aspeedtech.com Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4CrV333wkTzDqnW for ; Wed, 9 Dec 2020 19:05:19 +1100 (AEDT) X-Original-To: openbmc@lists.ozlabs.org Delivered-To: openbmc@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=fail (SPF fail - not authorized) smtp.mailfrom=aspeedtech.com (client-ip=211.20.114.71; helo=twspam01.aspeedtech.com; envelope-from=troy_lee@aspeedtech.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=aspeedtech.com Received: from twspam01.aspeedtech.com (twspam01.aspeedtech.com [211.20.114.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4CrTy95qKMzDqjY; Wed, 9 Dec 2020 19:01:03 +1100 (AEDT) Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 0B97uUSR009070; Wed, 9 Dec 2020 15:56:30 +0800 (GMT-8) (envelope-from troy_lee@aspeedtech.com) Received: from TroyLee-PC.localdomain (192.168.100.253) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 9 Dec 2020 15:59:25 +0800 From: Troy Lee To: , Jean Delvare , "Guenter Roeck" , Rob Herring , Joel Stanley , Andrew Jeffery , Jonathan Corbet , Philipp Zabel , "open list:HARDWARE MONITORING" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "moderated list:ARM/ASPEED MACHINE SUPPORT" , "moderated list:ARM/ASPEED MACHINE SUPPORT" , open list , "open list:DOCUMENTATION" Subject: [PATCH 0/4] hwmon: aspeed2600-pwm-tacho: Add driver support Date: Wed, 9 Dec 2020 15:59:16 +0800 Message-ID: <20201209075921.26689-1-troy_lee@aspeedtech.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [192.168.100.253] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 0B97uUSR009070 X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: billy_tsai@aspeedtech.com, leetroy@gmail.com, troy_lee@aspeedtech.com, ryan_chen@aspeedtech.com, chiawei_wang@aspeedtech.com Errors-To: openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "openbmc" Aspeed AST2600 is a server management SoC which has 16 PWM channels and 16 fan tacho channel. This series of patch provides AST2600 PWM/Fan tacho support in hwmon class. The driver provides a sysfs interface, and user can configure PWM duty cycle and read current FAN speed in RPM. Troy Lee (4): dt-bindings: hwmon: Add Aspeed AST2600 PWM/Fan ARM: dts: aspeed: Add Aspeed AST2600 PWM/Fan node in devicetree hwmon: Add Aspeed AST2600 support hwmon: Support Aspeed AST2600 PWM/Fan tachometer .../bindings/hwmon/aspeed2600-pwm-tacho.txt | 69 ++ Documentation/hwmon/aspeed_pwm_tachometer.rst | 24 + Documentation/hwmon/index.rst | 1 + arch/arm/boot/dts/aspeed-ast2600-evb.dts | 149 +++ arch/arm/boot/dts/aspeed-g6.dtsi | 10 + drivers/hwmon/Kconfig | 10 + drivers/hwmon/Makefile | 1 + drivers/hwmon/aspeed2600-pwm-tacho.c | 1053 +++++++++++++++++ 8 files changed, 1317 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/aspeed2600-pwm-tacho.txt create mode 100644 Documentation/hwmon/aspeed_pwm_tachometer.rst create mode 100644 drivers/hwmon/aspeed2600-pwm-tacho.c