From patchwork Thu Jun 3 22:40:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Scally X-Patchwork-Id: 453375 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=-15.8 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,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 EEBCDC4709A for ; Thu, 3 Jun 2021 22:41:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CEC2061404 for ; Thu, 3 Jun 2021 22:41:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229880AbhFCWnY (ORCPT ); Thu, 3 Jun 2021 18:43:24 -0400 Received: from mail-wm1-f45.google.com ([209.85.128.45]:55991 "EHLO mail-wm1-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229934AbhFCWnW (ORCPT ); Thu, 3 Jun 2021 18:43:22 -0400 Received: by mail-wm1-f45.google.com with SMTP id g204so4271026wmf.5; Thu, 03 Jun 2021 15:41:27 -0700 (PDT) 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=v3QfIydZGkGipcvDZNw73YLVb3iWu6audWMrUd8HLug=; b=IE850zi5NfWVjbNQqLKrNXQ2B8+A3QkwxfHQBdv8nNEJ/QDlymbFB315ixIMLQzkkt J4KqT0dA1h6s10vve/AhkxEX4Y8UhbvNn7bdlwkFaZiHZoOMLtxV77frOVYQBrR70c7z FlazxVAuZ3ujJtp8EZlkvPuOYiAs2m9tE3SISGT6IG1T4pwE5wkgxw8PpLnPuBAS8keP UUOjGyomlg1w1+VYdGXt0nCK/IBIdswNkNbJ/Bw6RKuyoTR0b3klEVnKQ2JJuqR6eWut uv6ZRm8lBff1D/ul/L/Bboywd0tg2LubR7ftIhxhHIuKsG9OYBrZsmPxXGvH+4MT8O2N Iaew== 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=v3QfIydZGkGipcvDZNw73YLVb3iWu6audWMrUd8HLug=; b=dTDRj4Gckji7KTX/mYGyC89IrzqjwpyMNuEhwC7kK9Z0HhdXl82+jfX7I3bgD8RDgR sYO1tICL47ZJimESSz36iXjPru2XuDe8kAW6AZi45HHkLm8Tb+YRgwLeF+g9zWKg/LjD I2LUqhpt2rryLYWh9tURyUsr6BJ1cAvPpRDKYGgd22RNkvNYc1qBu82MTOHlcD3D9GzT bG8/bVCC6d9W6TRPuLS9zxlI40HyF6nrMycYUpS0v4ypRVj6i0dPhT7eaFjKxdAE6UsO 2OJAHWmIeHwv5RZO4TIxjP1setlvidoLju1EvW8/8BLBn1i5OxJiBPiFDzdYc3PRhQxX GOHQ== X-Gm-Message-State: AOAM532d8Iac3WP5N0HYjQKlnAmKhiiE5tJHac6sUwCSPYgG/FuhlAIY 6ecRfizcxNDeapjrSoRr+XqEL0vQmb8qog== X-Google-Smtp-Source: ABdhPJxPO6qYV4aBDuJ2N+E77H1Tpas2++/lXEthBQmgenFk+Okdeo/bakVyhKXtLO1m9BVKU7N0kw== X-Received: by 2002:a05:600c:2256:: with SMTP id a22mr567314wmm.113.1622760027280; Thu, 03 Jun 2021 15:40:27 -0700 (PDT) Received: from valhalla.home ([91.110.88.218]) by smtp.gmail.com with ESMTPSA id f14sm4612103wry.40.2021.06.03.15.40.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Jun 2021 15:40:26 -0700 (PDT) From: Daniel Scally To: "Rafael J . Wysocki" , Andy Shevchenko , Daniel Scally , Lee Jones , Hans de Goede , Maximilian Luz , 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: Len Brown , Mika Westerberg , Linus Walleij , Bartosz Golaszewski , Wolfram Sang , Mark Gross , Robert Moore , Erik Kaneda , laurent.pinchart@ideasonboard.com, kieran.bingham@ideasonboard.com, Andy Shevchenko Subject: [PATCH v5 6/6] mfd: tps68470: Remove tps68470 MFD driver Date: Thu, 3 Jun 2021 23:40:07 +0100 Message-Id: <20210603224007.120560-7-djrscally@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210603224007.120560-1-djrscally@gmail.com> References: <20210603224007.120560-1-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. Acked-by: Andy Shevchenko Acked-by: Lee Jones Reviewed-by: Laurent Pinchart Signed-off-by: Daniel Scally --- Changes since v4: - None 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 1dd0ec6727fd..10228abeee56 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -1367,7 +1367,7 @@ 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 5c7f2b100191..99c4e1a80ae0 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -1499,24 +1499,6 @@ 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 4f6d2b8a5f76..8b322d89a0c5 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);