From mboxrd@z Thu Jan 1 00:00:00 1970 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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 CA013C433DF for ; Wed, 24 Jun 2020 09:12:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9BCD9206FA for ; Wed, 24 Jun 2020 09:12:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592989965; bh=Kl+ZOM3sevpxbNrcPAJzV0ryLglGQ4MCad+fXGWxAu0=; h=From:To:Cc:Subject:Date:List-ID:From; b=d1NphdsG21AMFhwGgqlEzWZty8TLlXpUYymQmK+hepBhix4E/3PVxoGRTr7nG4hPm 6IYfslFNSqJZ4FOzPjVRt/f6hjRWn2aYpYjTx0glHpm9B0hTsM7Qz7TMb6gA+IhbPe NtDkcbF0SfLUUNdFOVfm39P9/StgX/NgNf+erfHo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387926AbgFXJMo (ORCPT ); Wed, 24 Jun 2020 05:12:44 -0400 Received: from mail-ej1-f66.google.com ([209.85.218.66]:33840 "EHLO mail-ej1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387614AbgFXJMo (ORCPT ); Wed, 24 Jun 2020 05:12:44 -0400 Received: by mail-ej1-f66.google.com with SMTP id y10so1737382eje.1; Wed, 24 Jun 2020 02:12:43 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=YdWYqCcMRr77s7ONOlycpXkNOF5ibDahUUAFISahTZ8=; b=rPyKw2iNt+MTqobRya2IA59wOB0kW2fPybRkeBN3EmjBzaGBk/j6Y7zrGS+TlZu1rK fvHnBWpSZc0jp7aFKMerC3VbFgc+fvyo328Nh5omIr3we0wmB6OVIOcti8k5emV7PfRv Ve2nTpLMwgxAQ1jczDtisSIErjv2yU+mbvgRjQBboBZ/Y622m0oyxVoyfhwH05ex1K/2 Kt6bUtWgbvTjIcJVKNxjxXn/LupfinVJWugGEeZ9PGWQQNW9oASqwhaDRuNI068JQTOc gVq2LWj1F8dHavy6nOEgd5hzbEriaeubfFRxslW5193k45zsUnEA3y9G0/BMvKCP60ki k8gw== X-Gm-Message-State: AOAM533j86JTTNYid2gDlz+SzXiRYwxNmcvfKzJC9K3PfJQNOEF+RlYu FddUqiRJgGxR1dc2bNSkpC4= X-Google-Smtp-Source: ABdhPJw+6nm3RPauYFejP5pE6TcOmJh0UYlB9uSK8bOa6dCg7F66bo2p5kNrBvg9wZ4p/DNKLHBPhg== X-Received: by 2002:a17:906:4c81:: with SMTP id q1mr24499860eju.273.1592989962320; Wed, 24 Jun 2020 02:12:42 -0700 (PDT) Received: from neopili.qtec.com (cpe.xe-3-0-1-778.vbrnqe10.dk.customer.tdc.net. [80.197.57.18]) by smtp.gmail.com with ESMTPSA id 36sm16585162edl.31.2020.06.24.02.12.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jun 2020 02:12:41 -0700 (PDT) From: Ricardo Ribalda To: Jarkko Nikula , Andy Shevchenko , Mika Westerberg , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Ricardo Ribalda Subject: [PATCH] i2c: designware: platdrv: Set class based on dmi Date: Wed, 24 Jun 2020 11:12:39 +0200 Message-Id: <20200624091239.802218-1-ribalda@kernel.org> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Current AMD's zen-based APUs use this core for some of its i2c-buses. With this patch we re-enable autodetection of hwmon-alike devices, so lm-sensors will be able to work automatically. It does not affect the boot-time of embedded devices, as the class is set based on the dmi information. Signed-off-by: Ricardo Ribalda --- drivers/i2c/busses/i2c-designware-platdrv.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index c2efaaaac252..f0a02fc3c135 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -191,6 +191,13 @@ static int dw_i2c_plat_request_regs(struct dw_i2c_dev *dev) return ret; } +static bool dw_i2c_hwmon_bus(void) +{ + if (strstr(dmi_get_system_info(DMI_PRODUCT_NAME), "QT5222")) + return true; + return false; +} + static int dw_i2c_plat_probe(struct platform_device *pdev) { struct dw_i2c_platform_data *pdata = dev_get_platdata(&pdev->dev); @@ -267,7 +274,8 @@ static int dw_i2c_plat_probe(struct platform_device *pdev) adap = &dev->adapter; adap->owner = THIS_MODULE; - adap->class = I2C_CLASS_DEPRECATED; + adap->class = dw_i2c_hwmon_bus() ? I2C_CLASS_HWMON + : I2C_CLASS_DEPRECATED; ACPI_COMPANION_SET(&adap->dev, ACPI_COMPANION(&pdev->dev)); adap->dev.of_node = pdev->dev.of_node; adap->nr = -1; -- 2.27.0