From patchwork Mon Jan 18 00:34:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Scally X-Patchwork-Id: 12025993 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=unavailable 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 1B78CC4332D for ; Mon, 18 Jan 2021 00:37:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F1B042245C for ; Mon, 18 Jan 2021 00:37:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730672AbhARAgo (ORCPT ); Sun, 17 Jan 2021 19:36:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44586 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730626AbhARAgF (ORCPT ); Sun, 17 Jan 2021 19:36:05 -0500 Received: from mail-wr1-x435.google.com (mail-wr1-x435.google.com [IPv6:2a00:1450:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6BCCCC0613D6; Sun, 17 Jan 2021 16:34:50 -0800 (PST) Received: by mail-wr1-x435.google.com with SMTP id w5so14830373wrm.11; Sun, 17 Jan 2021 16:34:50 -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=I7uHwYNq+oq3Qo4LDfQKxz4Sys/YpiIugxE1gLa7uoM=; b=VrAfmWLT9ljjajymnJ+1h4KnGQfVkpnRpnmRXKy7nEcxcB7fLLYC38/g8BcOGztSPQ MHtgtiyEjFxput1wxQKPCawW5mzr2HZitqm+t/eLLND87xdOgZXAwjIzI4q37M6FeXmI 4CDMNIshj59G4heHU3rxKLMYgImi/efUrg41QKHzSgKhMLppd0f/W6/K9ED/EQb/YfP0 ZD84gHzRpnD2290+czvSIum1//E+M6g8ZWLyJZC7QSM0KqIHa+3DxpC0Vt/Ok6zxwfjk s72nLDF7zTACYRxa0jJ2aLswnZHbFPtB8C7oQe/Qqm6ZVXCwFtHUhLcqufnIdMKZ6pRF CE0Q== 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=I7uHwYNq+oq3Qo4LDfQKxz4Sys/YpiIugxE1gLa7uoM=; b=KLjalNa0jmwOjhAdJue8E1IlCc5NcPMTD2aAD03YTyTgPh0HO2b51MRTCZ9R1mIdzu 3JZi3FJnG5qMsDLoI6OyKOZK+EHjTegV+VHkZyHB+Mk0bIy9r+B/dkjbuACCip2Z0XDx FAsYNLMzqHlvBRCF23SgYfUTCQBtHBwZ41sHclisbK5AC8JwdGklSR9mgiiyb6h1swFm 1ThWDF43M9Bz/5ZK78B2WQDuP9dDCm1B/piancPQK49HbUAMuwDfiMoDOr0qNuMeTCeI CV1MBN3ewHEYNYc9bv4HC0XvhOgZKFbSQ0U7+NKHVf3/FNfyLKDEAcE01EAw9Uw7Ebli QC3Q== X-Gm-Message-State: AOAM533WFnKcoSCemk5Cdmic5rSy7FWIhnylrVdTDQEUn6u9TzxhK+xh mrakoLpxk3j/Dpi7fRBGE0H4FPk5YtUE7A== X-Google-Smtp-Source: ABdhPJyLd/H27HPqd9sv3qdz0VTNxUsAeofXHAZDj26T+BZkVnMy8WrsCi9zsX8ecrpXqDN1Q0RJcg== X-Received: by 2002:adf:fe05:: with SMTP id n5mr23756481wrr.9.1610930089201; Sun, 17 Jan 2021 16:34:49 -0800 (PST) Received: from valhalla.home ([2.29.208.120]) by smtp.gmail.com with ESMTPSA id o124sm23642040wmb.5.2021.01.17.16.34.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 17 Jan 2021 16:34:48 -0800 (PST) From: Daniel Scally To: 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 Cc: rjw@rjwysocki.net, lenb@kernel.org, andy@kernel.org, mika.westerberg@linux.intel.com, linus.walleij@linaro.org, bgolaszewski@baylibre.com, wsa@kernel.org, lee.jones@linaro.org, hdegoede@redhat.com, mgross@linux.intel.com, robert.moore@intel.com, erik.kaneda@intel.com, sakari.ailus@linux.intel.com, andriy.shevchenko@linux.intel.com, laurent.pinchart@ideasonboard.com, kieran.bingham@ideasonboard.com Subject: [PATCH v2 7/7] mfd: Remove tps68470 MFD driver Date: Mon, 18 Jan 2021 00:34:28 +0000 Message-Id: <20210118003428.568892-8-djrscally@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210118003428.568892-1-djrscally@gmail.com> References: <20210118003428.568892-1-djrscally@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@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. Signed-off-by: Daniel Scally Reviewed-by: Laurent Pinchart --- Changes in v2: - Introduced drivers/acpi/pmic/Kconfig | 1 - drivers/gpio/Kconfig | 1 - drivers/mfd/Kconfig | 18 -------- drivers/mfd/Makefile | 1 - drivers/mfd/tps68470.c | 97 --------------------------------------- 5 files changed, 118 deletions(-) delete mode 100644 drivers/mfd/tps68470.c diff --git a/drivers/acpi/pmic/Kconfig b/drivers/acpi/pmic/Kconfig index 56bbcb2ce61b..e27d8ef3a32c 100644 --- a/drivers/acpi/pmic/Kconfig +++ b/drivers/acpi/pmic/Kconfig @@ -52,7 +52,6 @@ endif # PMIC_OPREGION config TPS68470_PMIC_OPREGION bool "ACPI operation region support for TPS68470 PMIC" - depends on MFD_TPS68470 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..07ff8f24b0d9 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -1343,7 +1343,6 @@ config GPIO_TPS65912 config GPIO_TPS68470 bool "TPS68470 GPIO" - depends on MFD_TPS68470 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);