From patchwork Thu Jul 25 22:02:13 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 11059817 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 96560138D for ; Thu, 25 Jul 2019 22:04:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 86E5228A74 for ; Thu, 25 Jul 2019 22:04:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7B12628A77; Thu, 25 Jul 2019 22:04:08 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D543428A38 for ; Thu, 25 Jul 2019 22:04:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727215AbfGYWEE (ORCPT ); Thu, 25 Jul 2019 18:04:04 -0400 Received: from outils.crapouillou.net ([89.234.176.41]:47740 "EHLO crapouillou.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726751AbfGYWED (ORCPT ); Thu, 25 Jul 2019 18:04:03 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1564092241; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=nPvTCBtp17vremzTfloiFFchmNAtLBkbM57vwCCuUL0=; b=pOAiQLoB3Wt9GzMqQUCzIZerPlU4Qxn8n6bdYD0cBOdbg4ArYiDUvSWX1H2cLCB8vHLFyy UyyvwFz3a3QdimCz9jc9fqm0H4Z/hhwf8wc1h2lv9+sxADTFKpxUc6irP3c7WG43sSfxTg ADFiHgZEkBK+PqWHp0heZnG95Xer7HM= From: Paul Cercueil To: Ralf Baechle , Paul Burton , James Hogan , Rob Herring , Mark Rutland , Vinod Koul , Jean Delvare , Guenter Roeck , Lee Jones , Miquel Raynal , Richard Weinberger , Sebastian Reichel , Bartlomiej Zolnierkiewicz , Liam Girdwood , Mark Brown Cc: od@zcrc.me, devicetree@vger.kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-mtd@lists.infradead.org, linux-pm@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, alsa-devel@alsa-project.org, Paul Cercueil , Artur Rojek Subject: [PATCH 09/11] hwmon: Drop obsolete JZ4740 driver Date: Thu, 25 Jul 2019 18:02:13 -0400 Message-Id: <20190725220215.460-10-paul@crapouillou.net> In-Reply-To: <20190725220215.460-1-paul@crapouillou.net> References: <20190725220215.460-1-paul@crapouillou.net> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The JZ4740 boards now use the iio-hwmon driver. Signed-off-by: Paul Cercueil Tested-by: Artur Rojek Acked-by: Guenter Roeck --- drivers/hwmon/Kconfig | 10 --- drivers/hwmon/Makefile | 1 - drivers/hwmon/jz4740-hwmon.c | 135 ----------------------------------- 3 files changed, 146 deletions(-) delete mode 100644 drivers/hwmon/jz4740-hwmon.c diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 650dd71f9724..2199ac1d0ba7 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -660,16 +660,6 @@ config SENSORS_IT87 This driver can also be built as a module. If so, the module will be called it87. -config SENSORS_JZ4740 - tristate "Ingenic JZ4740 SoC ADC driver" - depends on MACH_JZ4740 && MFD_JZ4740_ADC - help - If you say yes here you get support for reading adc values from the ADCIN - pin on Ingenic JZ4740 SoC based boards. - - This driver can also be built as a module. If so, the module will be - called jz4740-hwmon. - config SENSORS_JC42 tristate "JEDEC JC42.4 compliant memory module temperature sensors" depends on I2C diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile index 8db472ea04f0..1e82e912a5c4 100644 --- a/drivers/hwmon/Makefile +++ b/drivers/hwmon/Makefile @@ -85,7 +85,6 @@ obj-$(CONFIG_SENSORS_INA2XX) += ina2xx.o obj-$(CONFIG_SENSORS_INA3221) += ina3221.o obj-$(CONFIG_SENSORS_IT87) += it87.o obj-$(CONFIG_SENSORS_JC42) += jc42.o -obj-$(CONFIG_SENSORS_JZ4740) += jz4740-hwmon.o obj-$(CONFIG_SENSORS_K8TEMP) += k8temp.o obj-$(CONFIG_SENSORS_K10TEMP) += k10temp.o obj-$(CONFIG_SENSORS_LINEAGE) += lineage-pem.o diff --git a/drivers/hwmon/jz4740-hwmon.c b/drivers/hwmon/jz4740-hwmon.c deleted file mode 100644 index bec5befd1d8b..000000000000 --- a/drivers/hwmon/jz4740-hwmon.c +++ /dev/null @@ -1,135 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Copyright (C) 2009-2010, Lars-Peter Clausen - * JZ4740 SoC HWMON driver - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include - -#include - -struct jz4740_hwmon { - void __iomem *base; - int irq; - const struct mfd_cell *cell; - struct platform_device *pdev; - struct completion read_completion; - struct mutex lock; -}; - -static irqreturn_t jz4740_hwmon_irq(int irq, void *data) -{ - struct jz4740_hwmon *hwmon = data; - - complete(&hwmon->read_completion); - return IRQ_HANDLED; -} - -static ssize_t in0_input_show(struct device *dev, - struct device_attribute *dev_attr, char *buf) -{ - struct jz4740_hwmon *hwmon = dev_get_drvdata(dev); - struct platform_device *pdev = hwmon->pdev; - struct completion *completion = &hwmon->read_completion; - long t; - unsigned long val; - int ret; - - mutex_lock(&hwmon->lock); - - reinit_completion(completion); - - enable_irq(hwmon->irq); - hwmon->cell->enable(pdev); - - t = wait_for_completion_interruptible_timeout(completion, HZ); - - if (t > 0) { - val = readw(hwmon->base) & 0xfff; - val = (val * 3300) >> 12; - ret = sprintf(buf, "%lu\n", val); - } else { - ret = t ? t : -ETIMEDOUT; - } - - hwmon->cell->disable(pdev); - disable_irq(hwmon->irq); - - mutex_unlock(&hwmon->lock); - - return ret; -} - -static DEVICE_ATTR_RO(in0_input); - -static struct attribute *jz4740_attrs[] = { - &dev_attr_in0_input.attr, - NULL -}; - -ATTRIBUTE_GROUPS(jz4740); - -static int jz4740_hwmon_probe(struct platform_device *pdev) -{ - int ret; - struct device *dev = &pdev->dev; - struct jz4740_hwmon *hwmon; - struct device *hwmon_dev; - - hwmon = devm_kzalloc(dev, sizeof(*hwmon), GFP_KERNEL); - if (!hwmon) - return -ENOMEM; - - hwmon->cell = mfd_get_cell(pdev); - - hwmon->irq = platform_get_irq(pdev, 0); - if (hwmon->irq < 0) { - dev_err(&pdev->dev, "Failed to get platform irq: %d\n", - hwmon->irq); - return hwmon->irq; - } - - hwmon->base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(hwmon->base)) - return PTR_ERR(hwmon->base); - - hwmon->pdev = pdev; - init_completion(&hwmon->read_completion); - mutex_init(&hwmon->lock); - - ret = devm_request_irq(dev, hwmon->irq, jz4740_hwmon_irq, 0, - pdev->name, hwmon); - if (ret) { - dev_err(&pdev->dev, "Failed to request irq: %d\n", ret); - return ret; - } - disable_irq(hwmon->irq); - - hwmon_dev = devm_hwmon_device_register_with_groups(dev, "jz4740", hwmon, - jz4740_groups); - return PTR_ERR_OR_ZERO(hwmon_dev); -} - -static struct platform_driver jz4740_hwmon_driver = { - .probe = jz4740_hwmon_probe, - .driver = { - .name = "jz4740-hwmon", - }, -}; - -module_platform_driver(jz4740_hwmon_driver); - -MODULE_DESCRIPTION("JZ4740 SoC HWMON driver"); -MODULE_AUTHOR("Lars-Peter Clausen "); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:jz4740-hwmon");