From patchwork Wed Feb 6 09:36:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matti Vaittinen X-Patchwork-Id: 1037381 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=fi.rohmeurope.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43vbtH65xGz9sDL for ; Wed, 6 Feb 2019 20:36:23 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728467AbfBFJgS (ORCPT ); Wed, 6 Feb 2019 04:36:18 -0500 Received: from mail-lj1-f193.google.com ([209.85.208.193]:46925 "EHLO mail-lj1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726715AbfBFJgR (ORCPT ); Wed, 6 Feb 2019 04:36:17 -0500 Received: by mail-lj1-f193.google.com with SMTP id v15-v6so5367384ljh.13; Wed, 06 Feb 2019 01:36:15 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=PUQ5JIe6tSnYfUZ9hquGsp4jQxfcuLm9eU/In1aybU8=; b=fdAiwj63AKUL0lKKDEPRzfCEs5wgayXf/VorLvRxaYyf/Nn/oQYp9HVGf98lVxUe9U 51wqy5VfmjDYooLIyBc29KmlRJtiQT648gYSswDb/BQJ3jhZOB2Q2ASQP9ykgpzRFTeD ytZDynEG19GTJoZMmYZW6Lu9SjZwNPhCzcJs2hNIQng7JhQbW2ziysYEIaJlIYGkK28M YHriPM2QJC3Hxfn8XTS/OBjbPUxNpAC8IIRc9KFaktavdD8RtrzAQqfMdZ8hQQJ9l0mQ jHr1ZwpIuN+7aoVQsGfLOtEz5pqYNvHsb2s6nrRA4KZXHW72BPfcVaU7lODyUgfsQYCR vHLg== X-Gm-Message-State: AHQUAubt7YsD4DVGvczw75eov/ZuFfU/LNnzov7RQTv0udgjAPUhNF7e 5GQJfbcM0zUZAGzwetDRLIQ= X-Google-Smtp-Source: AHgI3IYi+8IRtGI0tWJ0Vf8+AuxnQV5cBrgwBPIovYv0o3sP5sRubrhimVe1VuFYsZs9F/UjC+TDFg== X-Received: by 2002:a05:651c:c8:: with SMTP id 8mr5777835ljr.53.1549445774200; Wed, 06 Feb 2019 01:36:14 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id l16sm3096873lfh.58.2019.02.06.01.36.12 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 06 Feb 2019 01:36:13 -0800 (PST) Date: Wed, 6 Feb 2019 11:36:01 +0200 From: Matti Vaittinen To: Matti Vaittinen , mazziesaccount@gmail.com Cc: Guenter Roeck , heikki.haikola@fi.rohmeurope.com, mikko.mutanen@fi.rohmeurope.com, lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, broonie@kernel.org, gregkh@linuxfoundation.org, rafael@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, bgolaszewski@baylibre.com, sre@kernel.org, lgirdwood@gmail.com, a.zummo@towertech.it, alexandre.belloni@bootlin.com, wim@linux-watchdog.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-watchdog@vger.kernel.org Subject: [PATCH v7 01/10] mfd: bd718x7.h split to ROHM common and bd718x7 specific parts Message-ID: <0f5a3b94f936556c1ad05da58bfb35182ae20a96.1549444366.git.matti.vaittinen@fi.rohmeurope.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Split the bd718x7.h to ROHM common and bd718x7 specific parts so that we do not need to add same things in every new ROHM PMIC header. Please note that this change requires changes also in bd718x7 sub-device drivers for regulators and clk. Signed-off-by: Matti Vaittinen --- drivers/mfd/rohm-bd718x7.c | 23 ++++++++++++----------- include/linux/mfd/rohm-bd718x7.h | 22 ++++++++-------------- include/linux/mfd/rohm-generic.h | 20 ++++++++++++++++++++ 3 files changed, 40 insertions(+), 25 deletions(-) create mode 100644 include/linux/mfd/rohm-generic.h diff --git a/drivers/mfd/rohm-bd718x7.c b/drivers/mfd/rohm-bd718x7.c index a29d529a96f4..7beb444a57cb 100644 --- a/drivers/mfd/rohm-bd718x7.c +++ b/drivers/mfd/rohm-bd718x7.c @@ -98,18 +98,19 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c, return -ENOMEM; bd718xx->chip_irq = i2c->irq; - bd718xx->chip_type = (unsigned int)(uintptr_t) + bd718xx->chip.chip_type = (unsigned int)(uintptr_t) of_device_get_match_data(&i2c->dev); - bd718xx->dev = &i2c->dev; + bd718xx->chip.dev = &i2c->dev; dev_set_drvdata(&i2c->dev, bd718xx); - bd718xx->regmap = devm_regmap_init_i2c(i2c, &bd718xx_regmap_config); - if (IS_ERR(bd718xx->regmap)) { + bd718xx->chip.regmap = devm_regmap_init_i2c(i2c, + &bd718xx_regmap_config); + if (IS_ERR(bd718xx->chip.regmap)) { dev_err(&i2c->dev, "regmap initialization failed\n"); - return PTR_ERR(bd718xx->regmap); + return PTR_ERR(bd718xx->chip.regmap); } - ret = devm_regmap_add_irq_chip(&i2c->dev, bd718xx->regmap, + ret = devm_regmap_add_irq_chip(&i2c->dev, bd718xx->chip.regmap, bd718xx->chip_irq, IRQF_ONESHOT, 0, &bd718xx_irq_chip, &bd718xx->irq_data); if (ret) { @@ -118,7 +119,7 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c, } /* Configure short press to 10 milliseconds */ - ret = regmap_update_bits(bd718xx->regmap, + ret = regmap_update_bits(bd718xx->chip.regmap, BD718XX_REG_PWRONCONFIG0, BD718XX_PWRBTN_PRESS_DURATION_MASK, BD718XX_PWRBTN_SHORT_PRESS_10MS); @@ -129,7 +130,7 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c, } /* Configure long press to 10 seconds */ - ret = regmap_update_bits(bd718xx->regmap, + ret = regmap_update_bits(bd718xx->chip.regmap, BD718XX_REG_PWRONCONFIG1, BD718XX_PWRBTN_PRESS_DURATION_MASK, BD718XX_PWRBTN_LONG_PRESS_10S); @@ -149,7 +150,7 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c, button.irq = ret; - ret = devm_mfd_add_devices(bd718xx->dev, PLATFORM_DEVID_AUTO, + ret = devm_mfd_add_devices(bd718xx->chip.dev, PLATFORM_DEVID_AUTO, bd718xx_mfd_cells, ARRAY_SIZE(bd718xx_mfd_cells), NULL, 0, regmap_irq_get_domain(bd718xx->irq_data)); @@ -162,11 +163,11 @@ static int bd718xx_i2c_probe(struct i2c_client *i2c, static const struct of_device_id bd718xx_of_match[] = { { .compatible = "rohm,bd71837", - .data = (void *)BD718XX_TYPE_BD71837, + .data = (void *)ROHM_CHIP_TYPE_BD71837, }, { .compatible = "rohm,bd71847", - .data = (void *)BD718XX_TYPE_BD71847, + .data = (void *)ROHM_CHIP_TYPE_BD71847, }, { } }; diff --git a/include/linux/mfd/rohm-bd718x7.h b/include/linux/mfd/rohm-bd718x7.h index fd194bfc836f..7f2dbde402a1 100644 --- a/include/linux/mfd/rohm-bd718x7.h +++ b/include/linux/mfd/rohm-bd718x7.h @@ -4,14 +4,9 @@ #ifndef __LINUX_MFD_BD718XX_H__ #define __LINUX_MFD_BD718XX_H__ +#include #include -enum { - BD718XX_TYPE_BD71837 = 0, - BD718XX_TYPE_BD71847, - BD718XX_TYPE_AMOUNT -}; - enum { BD718XX_BUCK1 = 0, BD718XX_BUCK2, @@ -321,18 +316,17 @@ enum { BD718XX_PWRBTN_LONG_PRESS_15S }; -struct bd718xx_clk; - struct bd718xx { - unsigned int chip_type; - struct device *dev; - struct regmap *regmap; - unsigned long int id; + /* + * Please keep this as the first member here as some + * drivers (clk) supporting more than one chip may only know this + * generic struct 'struct rohm_regmap_dev' and assume it is + * the first chunk of parent device's private data. + */ + struct rohm_regmap_dev chip; int chip_irq; struct regmap_irq_chip_data *irq_data; - - struct bd718xx_clk *clk; }; #endif /* __LINUX_MFD_BD718XX_H__ */ diff --git a/include/linux/mfd/rohm-generic.h b/include/linux/mfd/rohm-generic.h new file mode 100644 index 000000000000..bff15ac26f2c --- /dev/null +++ b/include/linux/mfd/rohm-generic.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* Copyright (C) 2018 ROHM Semiconductors */ + +#ifndef __LINUX_MFD_ROHM_H__ +#define __LINUX_MFD_ROHM_H__ + +enum { + ROHM_CHIP_TYPE_BD71837 = 0, + ROHM_CHIP_TYPE_BD71847, + ROHM_CHIP_TYPE_BD70528, + ROHM_CHIP_TYPE_AMOUNT +}; + +struct rohm_regmap_dev { + unsigned int chip_type; + struct device *dev; + struct regmap *regmap; +}; + +#endif