From patchwork Wed Apr 3 12:38:40 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Vaittinen, Matti" X-Patchwork-Id: 10883597 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 A3C01139A for ; Wed, 3 Apr 2019 12:39:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8DA0B28736 for ; Wed, 3 Apr 2019 12:39:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 80D1028751; Wed, 3 Apr 2019 12:39:05 +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=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable 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 2DE4928736 for ; Wed, 3 Apr 2019 12:39:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726615AbfDCMjA (ORCPT ); Wed, 3 Apr 2019 08:39:00 -0400 Received: from mail-lj1-f193.google.com ([209.85.208.193]:39220 "EHLO mail-lj1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726097AbfDCMjA (ORCPT ); Wed, 3 Apr 2019 08:39:00 -0400 Received: by mail-lj1-f193.google.com with SMTP id l7so14698420ljg.6; Wed, 03 Apr 2019 05:38:56 -0700 (PDT) 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=YuwDeLOu7J+9yvpF4B79wIauJ4Zld+23zPVisqEDNJY=; b=tNnrHkSCfA+djkW/+67x3NoJV9rQNPhFbDkdZvCMVwENvePCStwEB5Rwugjbs9DEOK j3O8dWxQI4esL3VRykbfnV2xbHkVYS16YP0rGXBC9sp2R6RFdVaSKdH3+k3h62HVmoLM uidT9prDYPhMvYuDV5NfIa1eCk1fbuFT7x7X+yL7f6/V9JOjrqyJqGpI/HlupsJusL7e 1iEMVGTpfVfmN6DA0AYFi4wVoIu05W+70REuCQ0mTNBA9pajHm5dF4iIm4uh0SdIZ6L9 RBQFgGKKD/VH2VsWbD8JFVY0vCDKfC/0gsmYG3xrEU/Buz9YkM6Afh0FS/1ip+LmYDbL A39Q== X-Gm-Message-State: APjAAAUjoA32vAg15zPJbvyFDAaAywcs/jsh3sbOUKjIHntV1vvT/AcZ K2tlczm7dYIcVBa+UWarJWI= X-Google-Smtp-Source: APXvYqxckxFH0CkOlcOKe6jD7yQtZeH61n8F4HxdqpZzndegfy7jn9gWoyzy5TJuvylt17uftrTKnw== X-Received: by 2002:a2e:1245:: with SMTP id t66mr42736851lje.18.1554295135775; Wed, 03 Apr 2019 05:38:55 -0700 (PDT) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id u1sm2975011lfm.4.2019.04.03.05.38.54 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 03 Apr 2019 05:38:55 -0700 (PDT) Date: Wed, 3 Apr 2019 15:38:40 +0300 From: Matti Vaittinen To: Matti Vaittinen , mazziesaccount@gmail.com Cc: Rob Herring , Mark Rutland , Michael Turquette , Stephen Boyd , Linus Walleij , Bartosz Golaszewski , Sebastian Reichel , Liam Girdwood , Mark Brown , Alessandro Zummo , Alexandre Belloni , Wim Van Sebroeck , Guenter Roeck , 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, heikki.haikola@fi.rohmeurope.com, mikko.mutanen@fi.rohmeurope.com Subject: [PATCH v12 1/8] mfd: regulator: clk: split rohm-bd718x7.h Message-ID: <81d7136a77a2786c122a1cbf3289c96c51ded79f.1554294791.git.matti.vaittinen@fi.rohmeurope.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-watchdog-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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 Acked-by: Mark Brown Acked-by: Stephen Boyd Acked-for-MFD-by: Lee Jones --- drivers/clk/clk-bd718x7.c | 6 +++--- drivers/mfd/rohm-bd718x7.c | 23 ++++++++++++----------- drivers/regulator/bd718x7-regulator.c | 25 +++++++++++++------------ include/linux/mfd/rohm-bd718x7.h | 22 ++++++++-------------- include/linux/mfd/rohm-generic.h | 20 ++++++++++++++++++++ 5 files changed, 56 insertions(+), 40 deletions(-) create mode 100644 include/linux/mfd/rohm-generic.h diff --git a/drivers/clk/clk-bd718x7.c b/drivers/clk/clk-bd718x7.c index 60422c72d142..461228ebf703 100644 --- a/drivers/clk/clk-bd718x7.c +++ b/drivers/clk/clk-bd718x7.c @@ -17,7 +17,7 @@ struct bd718xx_clk { u8 reg; u8 mask; struct platform_device *pdev; - struct bd718xx *mfd; + struct rohm_regmap_dev *mfd; }; static int bd71837_clk_set(struct clk_hw *hw, int status) @@ -68,7 +68,7 @@ static int bd71837_clk_probe(struct platform_device *pdev) int rval = -ENOMEM; const char *parent_clk; struct device *parent = pdev->dev.parent; - struct bd718xx *mfd = dev_get_drvdata(parent); + struct rohm_regmap_dev *mfd = dev_get_drvdata(parent); struct clk_init_data init = { .name = "bd718xx-32k-out", .ops = &bd71837_clk_ops, @@ -119,5 +119,5 @@ static struct platform_driver bd71837_clk = { module_platform_driver(bd71837_clk); MODULE_AUTHOR("Matti Vaittinen "); -MODULE_DESCRIPTION("BD71837 chip clk driver"); +MODULE_DESCRIPTION("BD71837/BD71847 chip clk driver"); MODULE_LICENSE("GPL"); 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/drivers/regulator/bd718x7-regulator.c b/drivers/regulator/bd718x7-regulator.c index b2191be49670..1c8c8497ac0a 100644 --- a/drivers/regulator/bd718x7-regulator.c +++ b/drivers/regulator/bd718x7-regulator.c @@ -1152,12 +1152,12 @@ static int bd718xx_probe(struct platform_device *pdev) { struct bd718xx *mfd; struct regulator_config config = { 0 }; - struct bd718xx_pmic_inits pmic_regulators[] = { - [BD718XX_TYPE_BD71837] = { + struct bd718xx_pmic_inits pmic_regulators[ROHM_CHIP_TYPE_AMOUNT] = { + [ROHM_CHIP_TYPE_BD71837] = { .r_datas = bd71837_regulators, .r_amount = ARRAY_SIZE(bd71837_regulators), }, - [BD718XX_TYPE_BD71847] = { + [ROHM_CHIP_TYPE_BD71847] = { .r_datas = bd71847_regulators, .r_amount = ARRAY_SIZE(bd71847_regulators), }, @@ -1173,15 +1173,15 @@ static int bd718xx_probe(struct platform_device *pdev) goto err; } - if (mfd->chip_type >= BD718XX_TYPE_AMOUNT || - !pmic_regulators[mfd->chip_type].r_datas) { + if (mfd->chip.chip_type >= ROHM_CHIP_TYPE_AMOUNT || + !pmic_regulators[mfd->chip.chip_type].r_datas) { dev_err(&pdev->dev, "Unsupported chip type\n"); err = -EINVAL; goto err; } /* Register LOCK release */ - err = regmap_update_bits(mfd->regmap, BD718XX_REG_REGLOCK, + err = regmap_update_bits(mfd->chip.regmap, BD718XX_REG_REGLOCK, (REGLOCK_PWRSEQ | REGLOCK_VREG), 0); if (err) { dev_err(&pdev->dev, "Failed to unlock PMIC (%d)\n", err); @@ -1200,7 +1200,8 @@ static int bd718xx_probe(struct platform_device *pdev) * bit allowing HW defaults for power rails to be used */ if (!use_snvs) { - err = regmap_update_bits(mfd->regmap, BD718XX_REG_TRANS_COND1, + err = regmap_update_bits(mfd->chip.regmap, + BD718XX_REG_TRANS_COND1, BD718XX_ON_REQ_POWEROFF_MASK | BD718XX_SWRESET_POWEROFF_MASK | BD718XX_WDOG_POWEROFF_MASK | @@ -1215,17 +1216,17 @@ static int bd718xx_probe(struct platform_device *pdev) } } - for (i = 0; i < pmic_regulators[mfd->chip_type].r_amount; i++) { + for (i = 0; i < pmic_regulators[mfd->chip.chip_type].r_amount; i++) { const struct regulator_desc *desc; struct regulator_dev *rdev; const struct bd718xx_regulator_data *r; - r = &pmic_regulators[mfd->chip_type].r_datas[i]; + r = &pmic_regulators[mfd->chip.chip_type].r_datas[i]; desc = &r->desc; config.dev = pdev->dev.parent; - config.regmap = mfd->regmap; + config.regmap = mfd->chip.regmap; rdev = devm_regulator_register(&pdev->dev, desc, &config); if (IS_ERR(rdev)) { @@ -1254,7 +1255,7 @@ static int bd718xx_probe(struct platform_device *pdev) */ if (!use_snvs || !rdev->constraints->always_on || !rdev->constraints->boot_on) { - err = regmap_update_bits(mfd->regmap, r->init.reg, + err = regmap_update_bits(mfd->chip.regmap, r->init.reg, r->init.mask, r->init.val); if (err) { dev_err(&pdev->dev, @@ -1264,7 +1265,7 @@ static int bd718xx_probe(struct platform_device *pdev) } } for (j = 0; j < r->additional_init_amnt; j++) { - err = regmap_update_bits(mfd->regmap, + err = regmap_update_bits(mfd->chip.regmap, r->additional_inits[j].reg, r->additional_inits[j].mask, r->additional_inits[j].val); 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