From patchwork Mon Feb 22 13:07:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Scally X-Patchwork-Id: 385943 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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 4BE1FC43381 for ; Mon, 22 Feb 2021 13:11:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 050F364E27 for ; Mon, 22 Feb 2021 13:11:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231872AbhBVNLP (ORCPT ); Mon, 22 Feb 2021 08:11:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41470 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232033AbhBVNIm (ORCPT ); Mon, 22 Feb 2021 08:08:42 -0500 Received: from mail-wm1-x32c.google.com (mail-wm1-x32c.google.com [IPv6:2a00:1450:4864:20::32c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8CC7FC061794; Mon, 22 Feb 2021 05:07:57 -0800 (PST) Received: by mail-wm1-x32c.google.com with SMTP id v62so14261054wmg.4; Mon, 22 Feb 2021 05:07:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=lNQEF/e7HRtFmBF7/uDejBBe9+Y0iuGhAtdZ8+fnUk4=; b=mZ/MV4GMOcL9JxgczXB43ck2r9ILCHKlQI3FR592gf0PDVAoC6u7VJF/qhB3nNWqbd stkpFcVCDZLHsqNCDRzQG0rlRYju3+kO1nZ8cimWlW9BrngqHTnT1rzIdrEKk5zfh/2l 4OHXTHDXfLyAIOzRVObrqZQEGKvqIn8Op4/VcSB1oEq7ugr7eIQV6gfyLxOa8W2+dNb5 6EM0fKC/01itCPWLJECVHSjWWYt7Vm2VwPQ0g4gutV9i/37JqGChcEm/qEiAgZiDfpVP kWxsy7u4KLkZ0II7q4m6Y8e+Hjvy+vO2Db3GGNSVHW7hiao4W1aI2ODc69qtB6dwrC9z 5HHg== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=lNQEF/e7HRtFmBF7/uDejBBe9+Y0iuGhAtdZ8+fnUk4=; b=MUtKLFwcpgLEW7lOLCLcZ/liJGbD4t05LVWvf2FBt3c3Ya76oAmD7HQP5VdznIuEsB RZl2UfKG6xvmPLA/dxujeLJwmoUZQspnelCTfPq1vLqNniU76m40UhZ5Rp76/tSrjvEm elO/Y2ofnxsjt3J3QGTl3XBy7TeZ4zGOdCjRJ1XZBy8LL8rlEtaacQdrf+wFB8zLHfWW Wna1yAm2QwVDBNoFLQkzkGTsZxanKMT/gXtImVHthoTuxIIN1mOtckfxhiZg04iOO0rT 6N52mwctDQVn6qCOFzhCf06/3LOFMABNhtkzvm7AeYIeANwP16pIZo8Hh8KuKsrzk2CX Qs6g== X-Gm-Message-State: AOAM532VAPjrjfqz932X8sU0kdgQbutgKZp6rXXdluWRLE8XCC1yw+eF I2EJ7KIfPqkduP+MRtthN84= X-Google-Smtp-Source: ABdhPJyp5Xs5yRL1lbCR9pgk0gDVkj1/AmIccsEzvwkAAfKXkBQ5GyrQkiLqTaqqAhdR67FioY6gVw== X-Received: by 2002:a1c:1dcc:: with SMTP id d195mr20632901wmd.42.1613999276320; Mon, 22 Feb 2021 05:07:56 -0800 (PST) Received: from valhalla.home ([2.31.224.123]) by smtp.gmail.com with ESMTPSA id t198sm26575828wmt.7.2021.02.22.05.07.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Feb 2021 05:07:55 -0800 (PST) From: Daniel Scally To: tfiga@chromium.org, sakari.ailus@linux.intel.com, rajmohan.mani@intel.com, rjw@rjwysocki.net, lenb@kernel.org, mika.westerberg@linux.intel.com, linus.walleij@linaro.org, bgolaszewski@baylibre.com, wsa@kernel.org, lee.jones@linaro.org Cc: andy.shevchenko@linux.intel.com, kieran.bingham+renesas@ideasonboard.com, laurent.pinchart@ideasonboard.com, hdegoede@redhat.com, mgross@linux.intel.com, luzmaximilian@gmail.com, robert.moore@intel.com, erik.kaneda@intel.com, me@fabwu.ch, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-gpio@vger.kernel.org, linux-i2c@vger.kernel.org, platform-driver-x86@vger.kernel.org, devel@acpica.org Subject: [PATCH v3 6/6] mfd: tps68470: Remove tps68470 MFD driver Date: Mon, 22 Feb 2021 13:07:35 +0000 Message-Id: <20210222130735.1313443-7-djrscally@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210222130735.1313443-1-djrscally@gmail.com> References: <20210222130735.1313443-1-djrscally@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org This driver only covered one scenario in which ACPI devices with _HID INT3472 are found, and its functionality has been taken over by the intel-skl-int3472 module, so remove it. Reviewed-by: Laurent Pinchart Signed-off-by: Daniel Scally Acked-by: Andy Shevchenko Acked-by: Lee Jones --- Changes in v3: - Replaced Kconfig dependencies with INTEL_SKL_INT3472 for the tps68470 OpRegion and GPIO drivers. drivers/acpi/pmic/Kconfig | 2 +- drivers/gpio/Kconfig | 2 +- drivers/mfd/Kconfig | 18 -------- drivers/mfd/Makefile | 1 - drivers/mfd/tps68470.c | 97 --------------------------------------- 5 files changed, 2 insertions(+), 118 deletions(-) delete mode 100644 drivers/mfd/tps68470.c diff --git a/drivers/acpi/pmic/Kconfig b/drivers/acpi/pmic/Kconfig index 56bbcb2ce61b..f84b8f6038dc 100644 --- a/drivers/acpi/pmic/Kconfig +++ b/drivers/acpi/pmic/Kconfig @@ -52,7 +52,7 @@ endif # PMIC_OPREGION config TPS68470_PMIC_OPREGION bool "ACPI operation region support for TPS68470 PMIC" - depends on MFD_TPS68470 + depends on INTEL_SKL_INT3472 help This config adds ACPI operation region support for TI TPS68470 PMIC. TPS68470 device is an advanced power management unit that powers diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index c70f46e80a3b..998898c72af8 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -1343,7 +1343,7 @@ config GPIO_TPS65912 config GPIO_TPS68470 bool "TPS68470 GPIO" - depends on MFD_TPS68470 + depends on INTEL_SKL_INT3472 help Select this option to enable GPIO driver for the TPS68470 chip family. diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index bdfce7b15621..9a1f648efde0 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -1520,24 +1520,6 @@ config MFD_TPS65217 This driver can also be built as a module. If so, the module will be called tps65217. -config MFD_TPS68470 - bool "TI TPS68470 Power Management / LED chips" - depends on ACPI && PCI && I2C=y - depends on I2C_DESIGNWARE_PLATFORM=y - select MFD_CORE - select REGMAP_I2C - help - If you say yes here you get support for the TPS68470 series of - Power Management / LED chips. - - These include voltage regulators, LEDs and other features - that are often used in portable devices. - - This option is a bool as it provides an ACPI operation - region, which must be available before any of the devices - using this are probed. This option also configures the - designware-i2c driver to be built-in, for the same reason. - config MFD_TI_LP873X tristate "TI LP873X Power Management IC" depends on I2C diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 14fdb188af02..5994e812f479 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -105,7 +105,6 @@ obj-$(CONFIG_MFD_TPS65910) += tps65910.o obj-$(CONFIG_MFD_TPS65912) += tps65912-core.o obj-$(CONFIG_MFD_TPS65912_I2C) += tps65912-i2c.o obj-$(CONFIG_MFD_TPS65912_SPI) += tps65912-spi.o -obj-$(CONFIG_MFD_TPS68470) += tps68470.o obj-$(CONFIG_MFD_TPS80031) += tps80031.o obj-$(CONFIG_MENELAUS) += menelaus.o diff --git a/drivers/mfd/tps68470.c b/drivers/mfd/tps68470.c deleted file mode 100644 index 4a4df4ffd18c..000000000000 --- a/drivers/mfd/tps68470.c +++ /dev/null @@ -1,97 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * TPS68470 chip Parent driver - * - * Copyright (C) 2017 Intel Corporation - * - * Authors: - * Rajmohan Mani - * Tianshu Qiu - * Jian Xu Zheng - * Yuning Pu - */ - -#include -#include -#include -#include -#include -#include -#include - -static const struct mfd_cell tps68470s[] = { - { .name = "tps68470-gpio" }, - { .name = "tps68470_pmic_opregion" }, -}; - -static const struct regmap_config tps68470_regmap_config = { - .reg_bits = 8, - .val_bits = 8, - .max_register = TPS68470_REG_MAX, -}; - -static int tps68470_chip_init(struct device *dev, struct regmap *regmap) -{ - unsigned int version; - int ret; - - /* Force software reset */ - ret = regmap_write(regmap, TPS68470_REG_RESET, TPS68470_REG_RESET_MASK); - if (ret) - return ret; - - ret = regmap_read(regmap, TPS68470_REG_REVID, &version); - if (ret) { - dev_err(dev, "Failed to read revision register: %d\n", ret); - return ret; - } - - dev_info(dev, "TPS68470 REVID: 0x%x\n", version); - - return 0; -} - -static int tps68470_probe(struct i2c_client *client) -{ - struct device *dev = &client->dev; - struct regmap *regmap; - int ret; - - regmap = devm_regmap_init_i2c(client, &tps68470_regmap_config); - if (IS_ERR(regmap)) { - dev_err(dev, "devm_regmap_init_i2c Error %ld\n", - PTR_ERR(regmap)); - return PTR_ERR(regmap); - } - - i2c_set_clientdata(client, regmap); - - ret = tps68470_chip_init(dev, regmap); - if (ret < 0) { - dev_err(dev, "TPS68470 Init Error %d\n", ret); - return ret; - } - - ret = devm_mfd_add_devices(dev, PLATFORM_DEVID_NONE, tps68470s, - ARRAY_SIZE(tps68470s), NULL, 0, NULL); - if (ret < 0) { - dev_err(dev, "devm_mfd_add_devices failed: %d\n", ret); - return ret; - } - - return 0; -} - -static const struct acpi_device_id tps68470_acpi_ids[] = { - {"INT3472"}, - {}, -}; - -static struct i2c_driver tps68470_driver = { - .driver = { - .name = "tps68470", - .acpi_match_table = tps68470_acpi_ids, - }, - .probe_new = tps68470_probe, -}; -builtin_i2c_driver(tps68470_driver);