From patchwork Wed Jan 30 09:18:06 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Hsiung Wang X-Patchwork-Id: 10787987 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 636E213B5 for ; Wed, 30 Jan 2019 09:20:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 494232E456 for ; Wed, 30 Jan 2019 09:20:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3D0732E464; Wed, 30 Jan 2019 09:20:47 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 554F72E456 for ; Wed, 30 Jan 2019 09:20:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Y/4Q2DWJeWjGemOi4Osd9jQSOOIB6H90t6JMmSdrIfg=; b=nNh/Q4uiZLO4c9 poih0WM7izNHx48VvenbwkPNwF9EcndC4iY4OoWHxVu4pf0avj8F1nQXBKm1K5TdwQgY8KTGxivVY G6hpPKGhpSaC6dPFaplPLq1hNVlbVvWQA9UvCuYClA26g8WbddT3GqOuIH/W7qCAuuEjxLfuwvx8V t7YafOempAuPR4huOMd1P0hZ4SO40Gj/qz+yDaf+fFU9xe2vypSn+STZrAlEABJ9vvU2PT6fhMCV6 WWs8UkbTqFy7oAktAQixNSivnGuxEin1uEnVGmpPPIAqnZHNq7D5FouN+Y3ltT/CcVujwis3ScQXC OCSBaTWEWE5yLsSelyjw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gom32-00082g-6B; Wed, 30 Jan 2019 09:20:44 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gom1E-000522-Vv; Wed, 30 Jan 2019 09:19:04 +0000 X-UUID: afb3de740947403eb8b95c0f789a3cf4-20190130 X-UUID: afb3de740947403eb8b95c0f789a3cf4-20190130 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 711179075; Wed, 30 Jan 2019 01:18:35 -0800 Received: from MTKMBS01N2.mediatek.inc (172.21.101.79) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 01:18:33 -0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 17:18:24 +0800 Received: from mtkslt302.mediatek.inc (10.21.14.115) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 30 Jan 2019 17:18:24 +0800 From: Hsin-Hsiung Wang To: Lee Jones , Rob Herring , Matthias Brugger , Mark Brown Subject: [PATCH 1/6] mfd: mt6397: extract irq related code from core driver Date: Wed, 30 Jan 2019 17:18:06 +0800 Message-ID: <1548839891-20932-2-git-send-email-hsin-hsiung.wang@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> References: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 95E9344D4856C646A8B2382C26E892E4AA99CA82BCF19446D9E217118A1B1C6F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190130_011853_643549_42ED289E X-CRM114-Status: GOOD ( 20.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Liam Girdwood , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Hsin-Hsiung Wang Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP In order to support different types of irq design, we decide to add separate irq drivers for different design and keep mt6397 mfd core simple and reusable to all generations of PMICs so far. Signed-off-by: Hsin-Hsiung Wang --- drivers/mfd/Makefile | 2 +- drivers/mfd/mt6397-core.c | 235 +++++++--------------------------------- drivers/mfd/mt6397-irq.c | 214 ++++++++++++++++++++++++++++++++++++ include/linux/mfd/mt6397/core.h | 12 ++ 4 files changed, 265 insertions(+), 198 deletions(-) create mode 100644 drivers/mfd/mt6397-irq.c diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 12980a4..088e249 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -230,7 +230,7 @@ obj-$(CONFIG_INTEL_SOC_PMIC) += intel-soc-pmic.o obj-$(CONFIG_INTEL_SOC_PMIC_BXTWC) += intel_soc_pmic_bxtwc.o obj-$(CONFIG_INTEL_SOC_PMIC_CHTWC) += intel_soc_pmic_chtwc.o obj-$(CONFIG_INTEL_SOC_PMIC_CHTDC_TI) += intel_soc_pmic_chtdc_ti.o -obj-$(CONFIG_MFD_MT6397) += mt6397-core.o +obj-$(CONFIG_MFD_MT6397) += mt6397-core.o mt6397-irq.o obj-$(CONFIG_MFD_ALTERA_A10SR) += altera-a10sr.o obj-$(CONFIG_MFD_SUN4I_GPADC) += sun4i-gpadc.o diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c index 77b64bd..a72524d 100644 --- a/drivers/mfd/mt6397-core.c +++ b/drivers/mfd/mt6397-core.c @@ -12,23 +12,19 @@ * GNU General Public License for more details. */ -#include #include #include #include #include #include -#include #include -#include +#include #include +#include #define MT6397_RTC_BASE 0xe000 #define MT6397_RTC_SIZE 0x3e -#define MT6323_CID_CODE 0x23 -#define MT6391_CID_CODE 0x91 -#define MT6397_CID_CODE 0x97 static const struct resource mt6397_rtc_resources[] = { { @@ -94,188 +90,46 @@ } }; -static void mt6397_irq_lock(struct irq_data *data) -{ - struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); - - mutex_lock(&mt6397->irqlock); -} - -static void mt6397_irq_sync_unlock(struct irq_data *data) -{ - struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); - - regmap_write(mt6397->regmap, mt6397->int_con[0], - mt6397->irq_masks_cur[0]); - regmap_write(mt6397->regmap, mt6397->int_con[1], - mt6397->irq_masks_cur[1]); - - mutex_unlock(&mt6397->irqlock); -} - -static void mt6397_irq_disable(struct irq_data *data) -{ - struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); - int shift = data->hwirq & 0xf; - int reg = data->hwirq >> 4; - - mt6397->irq_masks_cur[reg] &= ~BIT(shift); -} - -static void mt6397_irq_enable(struct irq_data *data) -{ - struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); - int shift = data->hwirq & 0xf; - int reg = data->hwirq >> 4; - - mt6397->irq_masks_cur[reg] |= BIT(shift); -} - -#ifdef CONFIG_PM_SLEEP -static int mt6397_irq_set_wake(struct irq_data *irq_data, unsigned int on) -{ - struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(irq_data); - int shift = irq_data->hwirq & 0xf; - int reg = irq_data->hwirq >> 4; - - if (on) - mt6397->wake_mask[reg] |= BIT(shift); - else - mt6397->wake_mask[reg] &= ~BIT(shift); - - return 0; -} -#else -#define mt6397_irq_set_wake NULL -#endif - -static struct irq_chip mt6397_irq_chip = { - .name = "mt6397-irq", - .irq_bus_lock = mt6397_irq_lock, - .irq_bus_sync_unlock = mt6397_irq_sync_unlock, - .irq_enable = mt6397_irq_enable, - .irq_disable = mt6397_irq_disable, - .irq_set_wake = mt6397_irq_set_wake, +struct chip_data { + u32 cid_addr; }; -static void mt6397_irq_handle_reg(struct mt6397_chip *mt6397, int reg, - int irqbase) -{ - unsigned int status; - int i, irq, ret; - - ret = regmap_read(mt6397->regmap, reg, &status); - if (ret) { - dev_err(mt6397->dev, "Failed to read irq status: %d\n", ret); - return; - } - - for (i = 0; i < 16; i++) { - if (status & BIT(i)) { - irq = irq_find_mapping(mt6397->irq_domain, irqbase + i); - if (irq) - handle_nested_irq(irq); - } - } - - regmap_write(mt6397->regmap, reg, status); -} - -static irqreturn_t mt6397_irq_thread(int irq, void *data) -{ - struct mt6397_chip *mt6397 = data; - - mt6397_irq_handle_reg(mt6397, mt6397->int_status[0], 0); - mt6397_irq_handle_reg(mt6397, mt6397->int_status[1], 16); - - return IRQ_HANDLED; -} - -static int mt6397_irq_domain_map(struct irq_domain *d, unsigned int irq, - irq_hw_number_t hw) -{ - struct mt6397_chip *mt6397 = d->host_data; - - irq_set_chip_data(irq, mt6397); - irq_set_chip_and_handler(irq, &mt6397_irq_chip, handle_level_irq); - irq_set_nested_thread(irq, 1); - irq_set_noprobe(irq); - - return 0; -} +static const struct chip_data mt6323_core = { + .cid_addr = MT6323_CID, +}; -static const struct irq_domain_ops mt6397_irq_domain_ops = { - .map = mt6397_irq_domain_map, +static const struct chip_data mt6397_core = { + .cid_addr = MT6397_CID, }; -static int mt6397_irq_init(struct mt6397_chip *mt6397) +static int mt6397_probe(struct platform_device *pdev) { int ret; + unsigned int id; + struct mt6397_chip *pmic; + struct regmap *regmap; + const struct chip_data *pmic_core; - mutex_init(&mt6397->irqlock); - - /* Mask all interrupt sources */ - regmap_write(mt6397->regmap, mt6397->int_con[0], 0x0); - regmap_write(mt6397->regmap, mt6397->int_con[1], 0x0); + regmap = dev_get_regmap(pdev->dev.parent, NULL); + if (!regmap) + return -ENODEV; - mt6397->irq_domain = irq_domain_add_linear(mt6397->dev->of_node, - MT6397_IRQ_NR, &mt6397_irq_domain_ops, mt6397); - if (!mt6397->irq_domain) { - dev_err(mt6397->dev, "could not create irq domain\n"); - return -ENOMEM; - } + pmic_core = of_device_get_match_data(&pdev->dev); + if (!pmic_core) + return -ENODEV; - ret = devm_request_threaded_irq(mt6397->dev, mt6397->irq, NULL, - mt6397_irq_thread, IRQF_ONESHOT, "mt6397-pmic", mt6397); + ret = regmap_read(regmap, pmic_core->cid_addr, &id); if (ret) { - dev_err(mt6397->dev, "failed to register irq=%d; err: %d\n", - mt6397->irq, ret); + dev_err(&pdev->dev, "Failed to read chip id: %d\n", ret); return ret; } - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int mt6397_irq_suspend(struct device *dev) -{ - struct mt6397_chip *chip = dev_get_drvdata(dev); - - regmap_write(chip->regmap, chip->int_con[0], chip->wake_mask[0]); - regmap_write(chip->regmap, chip->int_con[1], chip->wake_mask[1]); - - enable_irq_wake(chip->irq); - - return 0; -} - -static int mt6397_irq_resume(struct device *dev) -{ - struct mt6397_chip *chip = dev_get_drvdata(dev); - - regmap_write(chip->regmap, chip->int_con[0], chip->irq_masks_cur[0]); - regmap_write(chip->regmap, chip->int_con[1], chip->irq_masks_cur[1]); - - disable_irq_wake(chip->irq); - - return 0; -} -#endif - -static SIMPLE_DEV_PM_OPS(mt6397_pm_ops, mt6397_irq_suspend, - mt6397_irq_resume); - -static int mt6397_probe(struct platform_device *pdev) -{ - int ret; - unsigned int id; - struct mt6397_chip *pmic; - pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL); if (!pmic) return -ENOMEM; pmic->dev = &pdev->dev; + pmic->chip_id = id & 0xff; /* * mt6397 MFD is child device of soc pmic wrapper. @@ -287,26 +141,16 @@ static int mt6397_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pmic); - ret = regmap_read(pmic->regmap, MT6397_CID, &id); - if (ret) { - dev_err(pmic->dev, "Failed to read chip id: %d\n", ret); - return ret; - } - pmic->irq = platform_get_irq(pdev, 0); if (pmic->irq <= 0) return pmic->irq; - switch (id & 0xff) { - case MT6323_CID_CODE: - pmic->int_con[0] = MT6323_INT_CON0; - pmic->int_con[1] = MT6323_INT_CON1; - pmic->int_status[0] = MT6323_INT_STATUS0; - pmic->int_status[1] = MT6323_INT_STATUS1; - ret = mt6397_irq_init(pmic); - if (ret) - return ret; + ret = mt6397_irq_init(pmic); + if (ret) + return ret; + switch (pmic->chip_id) { + case MT6323_CID_CODE: ret = devm_mfd_add_devices(&pdev->dev, -1, mt6323_devs, ARRAY_SIZE(mt6323_devs), NULL, 0, pmic->irq_domain); @@ -314,21 +158,13 @@ static int mt6397_probe(struct platform_device *pdev) case MT6397_CID_CODE: case MT6391_CID_CODE: - pmic->int_con[0] = MT6397_INT_CON0; - pmic->int_con[1] = MT6397_INT_CON1; - pmic->int_status[0] = MT6397_INT_STATUS0; - pmic->int_status[1] = MT6397_INT_STATUS1; - ret = mt6397_irq_init(pmic); - if (ret) - return ret; - ret = devm_mfd_add_devices(&pdev->dev, -1, mt6397_devs, ARRAY_SIZE(mt6397_devs), NULL, 0, pmic->irq_domain); break; default: - dev_err(&pdev->dev, "unsupported chip: %d\n", id); + dev_err(&pdev->dev, "unsupported chip: %d\n", pmic->chip_id); ret = -ENODEV; break; } @@ -342,9 +178,15 @@ static int mt6397_probe(struct platform_device *pdev) } static const struct of_device_id mt6397_of_match[] = { - { .compatible = "mediatek,mt6397" }, - { .compatible = "mediatek,mt6323" }, - { } + { + .compatible = "mediatek,mt6323", + .data = &mt6323_core, + }, { + .compatible = "mediatek,mt6397", + .data = &mt6397_core, + }, { + /* sentinel */ + } }; MODULE_DEVICE_TABLE(of, mt6397_of_match); @@ -359,7 +201,6 @@ static int mt6397_probe(struct platform_device *pdev) .driver = { .name = "mt6397", .of_match_table = of_match_ptr(mt6397_of_match), - .pm = &mt6397_pm_ops, }, .id_table = mt6397_id, }; diff --git a/drivers/mfd/mt6397-irq.c b/drivers/mfd/mt6397-irq.c new file mode 100644 index 0000000..58a528f --- /dev/null +++ b/drivers/mfd/mt6397-irq.c @@ -0,0 +1,214 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (c) 2019 MediaTek Inc. + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static void mt6397_irq_lock(struct irq_data *data) +{ + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); + + mutex_lock(&mt6397->irqlock); +} + +static void mt6397_irq_sync_unlock(struct irq_data *data) +{ + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); + + regmap_write(mt6397->regmap, mt6397->int_con[0], + mt6397->irq_masks_cur[0]); + regmap_write(mt6397->regmap, mt6397->int_con[1], + mt6397->irq_masks_cur[1]); + + mutex_unlock(&mt6397->irqlock); +} + +static void mt6397_irq_disable(struct irq_data *data) +{ + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); + int shift = data->hwirq & 0xf; + int reg = data->hwirq >> 4; + + mt6397->irq_masks_cur[reg] &= ~BIT(shift); +} + +static void mt6397_irq_enable(struct irq_data *data) +{ + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(data); + int shift = data->hwirq & 0xf; + int reg = data->hwirq >> 4; + + mt6397->irq_masks_cur[reg] |= BIT(shift); +} + +#ifdef CONFIG_PM_SLEEP +static int mt6397_irq_set_wake(struct irq_data *irq_data, unsigned int on) +{ + struct mt6397_chip *mt6397 = irq_data_get_irq_chip_data(irq_data); + int shift = irq_data->hwirq & 0xf; + int reg = irq_data->hwirq >> 4; + + if (on) + mt6397->wake_mask[reg] |= BIT(shift); + else + mt6397->wake_mask[reg] &= ~BIT(shift); + + return 0; +} +#else +#define mt6397_irq_set_wake NULL +#endif + +static struct irq_chip mt6397_irq_chip = { + .name = "mt6397-irq", + .irq_bus_lock = mt6397_irq_lock, + .irq_bus_sync_unlock = mt6397_irq_sync_unlock, + .irq_enable = mt6397_irq_enable, + .irq_disable = mt6397_irq_disable, + .irq_set_wake = mt6397_irq_set_wake, +}; + +static void mt6397_irq_handle_reg(struct mt6397_chip *mt6397, int reg, + int irqbase) +{ + unsigned int status; + int i, irq, ret; + + ret = regmap_read(mt6397->regmap, reg, &status); + if (ret) { + dev_err(mt6397->dev, "Failed to read irq status: %d\n", ret); + return; + } + + for (i = 0; i < 16; i++) { + if (status & BIT(i)) { + irq = irq_find_mapping(mt6397->irq_domain, irqbase + i); + if (irq) + handle_nested_irq(irq); + } + } + + regmap_write(mt6397->regmap, reg, status); +} + +static irqreturn_t mt6397_irq_thread(int irq, void *data) +{ + struct mt6397_chip *mt6397 = data; + + mt6397_irq_handle_reg(mt6397, mt6397->int_status[0], 0); + mt6397_irq_handle_reg(mt6397, mt6397->int_status[1], 16); + + return IRQ_HANDLED; +} + +static int mt6397_irq_domain_map(struct irq_domain *d, unsigned int irq, + irq_hw_number_t hw) +{ + struct mt6397_chip *mt6397 = d->host_data; + + irq_set_chip_data(irq, mt6397); + irq_set_chip_and_handler(irq, &mt6397_irq_chip, handle_level_irq); + irq_set_nested_thread(irq, 1); + irq_set_noprobe(irq); + + return 0; +} + +static const struct irq_domain_ops mt6397_irq_domain_ops = { + .map = mt6397_irq_domain_map, +}; + +static int mt6397_irq_pm_notifier(struct notifier_block *notifier, + unsigned long pm_event, void *unused) +{ + struct mt6397_chip *chip = + container_of(notifier, struct mt6397_chip, pm_nb); + + switch (pm_event) { + case PM_SUSPEND_PREPARE: + regmap_write(chip->regmap, + chip->int_con[0], chip->wake_mask[0]); + regmap_write(chip->regmap, + chip->int_con[1], chip->wake_mask[1]); + enable_irq_wake(chip->irq); + break; + + case PM_POST_SUSPEND: + regmap_write(chip->regmap, + chip->int_con[0], chip->irq_masks_cur[0]); + regmap_write(chip->regmap, + chip->int_con[1], chip->irq_masks_cur[1]); + disable_irq_wake(chip->irq); + break; + + default: + break; + } + + return NOTIFY_DONE; +} + +int mt6397_irq_init(struct mt6397_chip *chip) +{ + int ret; + + mutex_init(&chip->irqlock); + + switch (chip->chip_id) { + case MT6323_CID_CODE: + chip->int_con[0] = MT6323_INT_CON0; + chip->int_con[1] = MT6323_INT_CON1; + chip->int_status[0] = MT6323_INT_STATUS0; + chip->int_status[1] = MT6323_INT_STATUS1; + break; + + case MT6391_CID_CODE: + case MT6397_CID_CODE: + chip->int_con[0] = MT6397_INT_CON0; + chip->int_con[1] = MT6397_INT_CON1; + chip->int_status[0] = MT6397_INT_STATUS0; + chip->int_status[1] = MT6397_INT_STATUS1; + break; + + default: + dev_err(chip->dev, "unsupported chip: 0x%x\n", chip->chip_id); + return -ENODEV; + } + + /* Mask all interrupt sources */ + regmap_write(chip->regmap, chip->int_con[0], 0x0); + regmap_write(chip->regmap, chip->int_con[1], 0x0); + + chip->pm_nb.notifier_call = mt6397_irq_pm_notifier; + chip->irq_domain = irq_domain_add_linear(chip->dev->of_node, + MT6397_IRQ_NR, + &mt6397_irq_domain_ops, + chip); + if (!chip->irq_domain) { + dev_err(chip->dev, "could not create irq domain\n"); + return -ENOMEM; + } + + ret = devm_request_threaded_irq(chip->dev, chip->irq, NULL, + mt6397_irq_thread, IRQF_ONESHOT, + "mt6397-pmic", chip); + if (ret) { + dev_err(chip->dev, "failed to register irq=%d; err: %d\n", + chip->irq, ret); + return ret; + } + + register_pm_notifier(&chip->pm_nb); + return 0; +} diff --git a/include/linux/mfd/mt6397/core.h b/include/linux/mfd/mt6397/core.h index d678f52..ad27d19 100644 --- a/include/linux/mfd/mt6397/core.h +++ b/include/linux/mfd/mt6397/core.h @@ -15,6 +15,14 @@ #ifndef __MFD_MT6397_CORE_H__ #define __MFD_MT6397_CORE_H__ +#include + +enum chip_id { + MT6323_CID_CODE = 0x23, + MT6391_CID_CODE = 0x91, + MT6397_CID_CODE = 0x97, +}; + enum mt6397_irq_numbers { MT6397_IRQ_SPKL_AB = 0, MT6397_IRQ_SPKR_AB, @@ -54,6 +62,7 @@ enum mt6397_irq_numbers { struct mt6397_chip { struct device *dev; struct regmap *regmap; + struct notifier_block pm_nb; int irq; struct irq_domain *irq_domain; struct mutex irqlock; @@ -62,6 +71,9 @@ struct mt6397_chip { u16 irq_masks_cache[2]; u16 int_con[2]; u16 int_status[2]; + u16 chip_id; }; +int mt6397_irq_init(struct mt6397_chip *mt6397); + #endif /* __MFD_MT6397_CORE_H__ */ From patchwork Wed Jan 30 09:18:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Hsiung Wang X-Patchwork-Id: 10787975 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 D96DB746 for ; Wed, 30 Jan 2019 09:19:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C39632E215 for ; Wed, 30 Jan 2019 09:19:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B77152E21E; 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Wed, 30 Jan 2019 01:18:28 -0800 Received: from MTKMBS01N1.mediatek.inc (172.21.101.68) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 01:18:27 -0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 17:18:24 +0800 Received: from mtkslt302.mediatek.inc (10.21.14.115) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 30 Jan 2019 17:18:24 +0800 From: Hsin-Hsiung Wang To: Lee Jones , Rob Herring , Matthias Brugger , Mark Brown Subject: [PATCH 2/6] dt-bindings: mfd: Add compatible for the MediaTek MT6358 PMIC Date: Wed, 30 Jan 2019 17:18:07 +0800 Message-ID: <1548839891-20932-3-git-send-email-hsin-hsiung.wang@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> References: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190130_011835_525614_8A507CC5 X-CRM114-Status: GOOD ( 10.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Liam Girdwood , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Hsin-Hsiung Wang Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This adds compatible for the MediaTek MT6358 PMIC. Signed-off-by: Hsin-Hsiung Wang Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/mfd/mt6397.txt | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt index 0ebd08a..6d20321 100644 --- a/Documentation/devicetree/bindings/mfd/mt6397.txt +++ b/Documentation/devicetree/bindings/mfd/mt6397.txt @@ -17,7 +17,10 @@ Documentation/devicetree/bindings/soc/mediatek/pwrap.txt This document describes the binding for MFD device and its sub module. Required properties: -compatible: "mediatek,mt6397" or "mediatek,mt6323" +compatible: + "mediatek,mt6323" for PMIC MT6323 + "mediatek,mt6358" for PMIC MT6358 + "mediatek,mt6397" for PMIC MT6397 Optional subnodes: @@ -28,11 +31,13 @@ Optional subnodes: Required properties: - compatible: "mediatek,mt6397-regulator" see Documentation/devicetree/bindings/regulator/mt6397-regulator.txt + - compatible: "mediatek,mt6358-regulator" + see Documentation/devicetree/bindings/regulator/mt6358-regulator.txt - compatible: "mediatek,mt6323-regulator" see Documentation/devicetree/bindings/regulator/mt6323-regulator.txt - codec Required properties: - - compatible: "mediatek,mt6397-codec" + - compatible: "mediatek,mt6397-codec" or "mediatek,mt6358-sound" - clk Required properties: - compatible: "mediatek,mt6397-clk" From patchwork Wed Jan 30 09:18:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Hsiung Wang X-Patchwork-Id: 10787985 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 182041874 for ; 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Wed, 30 Jan 2019 09:18:52 +0000 X-UUID: c31e8b9e8a54458eaaf95356e3dcc602-20190130 X-UUID: c31e8b9e8a54458eaaf95356e3dcc602-20190130 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1238965835; Wed, 30 Jan 2019 01:18:35 -0800 Received: from MTKMBS01N2.mediatek.inc (172.21.101.79) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 01:18:34 -0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 17:18:25 +0800 Received: from mtkslt302.mediatek.inc (10.21.14.115) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 30 Jan 2019 17:18:25 +0800 From: Hsin-Hsiung Wang To: Lee Jones , Rob Herring , Matthias Brugger , Mark Brown Subject: [PATCH 3/6] regulator: Add document for MT6358 regulator Date: Wed, 30 Jan 2019 17:18:08 +0800 Message-ID: <1548839891-20932-4-git-send-email-hsin-hsiung.wang@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> References: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 088AE8F48D1E977B23E122AC35C6EF351ECCB0B67411FA4D391EA4CC93889FF42000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190130_011839_570453_AC43E4B5 X-CRM114-Status: GOOD ( 11.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Liam Girdwood , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Hsin-Hsiung Wang Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP add dt-binding document for MediaTek MT6358 PMIC Signed-off-by: Hsin-Hsiung Wang Reviewed-by: Rob Herring --- .../bindings/regulator/mt6358-regulator.txt | 318 +++++++++++++++++++++ 1 file changed, 318 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/mt6358-regulator.txt diff --git a/Documentation/devicetree/bindings/regulator/mt6358-regulator.txt b/Documentation/devicetree/bindings/regulator/mt6358-regulator.txt new file mode 100644 index 0000000..3ea8073 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mt6358-regulator.txt @@ -0,0 +1,318 @@ +Mediatek MT6358 Regulator + +Required properties: +- compatible: "mediatek,mt6358-regulator" +- mt6358regulator: List of regulators provided by this controller. It is named + according to its regulator type, buck_ and ldo_. + The definition for each of these nodes is defined using the standard binding + for regulators at Documentation/devicetree/bindings/regulator/regulator.txt. + +The valid names for regulators are:: +BUCK: + buck_vdram1, buck_vcore, buck_vpa, buck_vproc11, buck_vproc12, buck_vgpu, + buck_vs2, buck_vmodem, buck_vs1 +LDO: + ldo_vdram2, ldo_vsim1, ldo_vibr, ldo_vrf12, ldo_vio18, ldo_vusb, ldo_vcamio, + ldo_vcamd, ldo_vcn18, ldo_vfe28, ldo_vsram_proc11, ldo_vcn28, ldo_vsram_others, + ldo_vsram_gpu, ldo_vxo22, ldo_vefuse, ldo_vaux18, ldo_vmch, ldo_vbif28, + ldo_vsram_proc12, ldo_vcama1, ldo_vemc, ldo_vio28, ldo_va12, ldo_vrf18, + ldo_vcn33_bt, ldo_vcn33_wifi, ldo_vcama2, ldo_vmc, ldo_vldo28, ldo_vaud28, + ldo_vsim2 + +Example: + pmic { + compatible = "mediatek,mt6358"; + + mt6358regulator: mt6358regulator { + compatible = "mediatek,mt6358-regulator"; + + mt6358_vdram1_reg: buck_vdram1 { + regulator-compatible = "buck_vdram1"; + regulator-name = "vdram1"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2087500>; + regulator-ramp-delay = <12500>; + regulator-enable-ramp-delay = <0>; + regulator-always-on; + }; + mt6358_vcore_reg: buck_vcore { + regulator-name = "vcore"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + regulator-always-on; + }; + mt6358_vpa_reg: buck_vpa { + regulator-name = "vpa"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3650000>; + regulator-ramp-delay = <50000>; + regulator-enable-ramp-delay = <250>; + }; + mt6358_vproc11_reg: buck_vproc11 { + regulator-name = "vproc11"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + regulator-always-on; + }; + mt6358_vproc12_reg: buck_vproc12 { + regulator-name = "vproc12"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + regulator-always-on; + }; + mt6358_vgpu_reg: buck_vgpu { + regulator-name = "vgpu"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + }; + mt6358_vs2_reg: buck_vs2 { + regulator-name = "vs2"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2087500>; + regulator-ramp-delay = <12500>; + regulator-enable-ramp-delay = <0>; + regulator-always-on; + }; + mt6358_vmodem_reg: buck_vmodem { + regulator-name = "vmodem"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <900>; + regulator-always-on; + }; + mt6358_vs1_reg: buck_vs1 { + regulator-name = "vs1"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <2587500>; + regulator-ramp-delay = <12500>; + regulator-enable-ramp-delay = <0>; + regulator-always-on; + }; + mt6358_vdram2_reg: ldo_vdram2 { + regulator-name = "vdram2"; + regulator-min-microvolt = <600000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <3300>; + }; + mt6358_vsim1_reg: ldo_vsim1 { + regulator-name = "vsim1"; + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <3100000>; + regulator-enable-ramp-delay = <540>; + }; + mt6358_vibr_reg: ldo_vibr { + regulator-name = "vibr"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + }; + mt6358_vrf12_reg: ldo_vrf12 { + compatible = "regulator-fixed"; + regulator-name = "vrf12"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-enable-ramp-delay = <120>; + }; + mt6358_vio18_reg: ldo_vio18 { + compatible = "regulator-fixed"; + regulator-name = "vio18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <2700>; + regulator-always-on; + }; + mt6358_vusb_reg: ldo_vusb { + regulator-name = "vusb"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3100000>; + regulator-enable-ramp-delay = <270>; + regulator-always-on; + }; + mt6358_vcamio_reg: ldo_vcamio { + compatible = "regulator-fixed"; + regulator-name = "vcamio"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcamd_reg: ldo_vcamd { + regulator-name = "vcamd"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcn18_reg: ldo_vcn18 { + compatible = "regulator-fixed"; + regulator-name = "vcn18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vfe28_reg: ldo_vfe28 { + compatible = "regulator-fixed"; + regulator-name = "vfe28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsram_proc11_reg: ldo_vsram_proc11 { + regulator-name = "vsram_proc11"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + regulator-always-on; + }; + mt6358_vcn28_reg: ldo_vcn28 { + compatible = "regulator-fixed"; + regulator-name = "vcn28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsram_others_reg: ldo_vsram_others { + regulator-name = "vsram_others"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + regulator-always-on; + }; + mt6358_vsram_gpu_reg: ldo_vsram_gpu { + regulator-name = "vsram_gpu"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + }; + mt6358_vxo22_reg: ldo_vxo22 { + compatible = "regulator-fixed"; + regulator-name = "vxo22"; + regulator-min-microvolt = <2200000>; + regulator-max-microvolt = <2200000>; + regulator-enable-ramp-delay = <120>; + regulator-always-on; + }; + mt6358_vefuse_reg: ldo_vefuse { + regulator-name = "vefuse"; + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <1900000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vaux18_reg: ldo_vaux18 { + compatible = "regulator-fixed"; + regulator-name = "vaux18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vmch_reg: ldo_vmch { + regulator-name = "vmch"; + regulator-min-microvolt = <2900000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + }; + mt6358_vbif28_reg: ldo_vbif28 { + compatible = "regulator-fixed"; + regulator-name = "vbif28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsram_proc12_reg: ldo_vsram_proc12 { + regulator-name = "vsram_proc12"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + regulator-always-on; + }; + mt6358_vcama1_reg: ldo_vcama1 { + regulator-name = "vcama1"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vemc_reg: ldo_vemc { + regulator-name = "vemc"; + regulator-min-microvolt = <2900000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + regulator-always-on; + }; + mt6358_vio28_reg: ldo_vio28 { + compatible = "regulator-fixed"; + regulator-name = "vio28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_va12_reg: ldo_va12 { + compatible = "regulator-fixed"; + regulator-name = "va12"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-enable-ramp-delay = <270>; + regulator-always-on; + }; + mt6358_vrf18_reg: ldo_vrf18 { + compatible = "regulator-fixed"; + regulator-name = "vrf18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <120>; + }; + mt6358_vcn33_bt_reg: ldo_vcn33_bt { + regulator-name = "vcn33_bt"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3500000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcn33_wifi_reg: ldo_vcn33_wifi { + regulator-name = "vcn33_wifi"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3500000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcama2_reg: ldo_vcama2 { + regulator-name = "vcama2"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vmc_reg: ldo_vmc { + regulator-name = "vmc"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + }; + mt6358_vldo28_reg: ldo_vldo28 { + regulator-name = "vldo28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vaud28_reg: ldo_vaud28 { + compatible = "regulator-fixed"; + regulator-name = "vaud28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsim2_reg: ldo_vsim2 { + regulator-name = "vsim2"; + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <3100000>; + regulator-enable-ramp-delay = <540>; + }; + }; + }; From patchwork Wed Jan 30 09:18:10 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Hsiung Wang X-Patchwork-Id: 10787965 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 5A3F0746 for ; Wed, 30 Jan 2019 09:18:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 40F172E4F9 for ; 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bh=xzthcPHMIbgfpRMIwg5u7t5dxixlcIeIKL+ifoMzzwM=; b=KmMig7ci9abbKo FKXaRaLSBJ1PauXWkUOoXn2K4xUHPn9z8b70sBUPpMMFidn2GgCGZMCnOhJhyF10EnmD/8K++0Krr K96lXKOQf2XL9LdBeX19f6YR/HHfQxhxCTMLYui7QRdsNXRohQEPzyumEt1HbIWebfNS7w5rXMebs SOeLR0tNk0gx3oNWTWkRtt0d+wusvTlUsHpBH1qfs8wVmMUuj4vfFPINNLVop8+S2ESm6S8JQIbUa bKl9Z+qABdICZZg4cGmXZ1TClbTOdznyJkS2fa77RoJKDwJt61vhRxHj8j5ZGV8TPZZOJQGRxnN+l 5pX5cWlVSf1qJ0E9bfPg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gom10-00055A-Mr; Wed, 30 Jan 2019 09:18:38 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gom0w-000520-7t; Wed, 30 Jan 2019 09:18:36 +0000 X-UUID: 6d17384e49f84171b850c0e11a8ff725-20190130 X-UUID: 6d17384e49f84171b850c0e11a8ff725-20190130 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1499954421; Wed, 30 Jan 2019 01:18:29 -0800 Received: from mtkmbs03n2.mediatek.inc (172.21.101.182) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 01:18:27 -0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs03n2.mediatek.inc (172.21.101.182) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 30 Jan 2019 17:18:25 +0800 Received: from mtkslt302.mediatek.inc (10.21.14.115) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 30 Jan 2019 17:18:25 +0800 From: Hsin-Hsiung Wang To: Lee Jones , Rob Herring , Matthias Brugger , Mark Brown Subject: [PATCH 5/6] regulator: mt6358: Add support for MT6358 regulator Date: Wed, 30 Jan 2019 17:18:10 +0800 Message-ID: <1548839891-20932-6-git-send-email-hsin-hsiung.wang@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> References: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: E1A80C953C77169E5DDA925395D9C2E24D26A043C4BE43AAC1B8AD0C18004CC32000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190130_011834_294090_4A214A84 X-CRM114-Status: GOOD ( 19.13 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Liam Girdwood , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Hsin-Hsiung Wang Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The MT6358 is a regulator found on boards based on MediaTek MT8183 and probably other SoCs. It is a so called pmic and connects as a slave to SoC using SPI, wrapped inside the pmic-wrapper. Signed-off-by: Hsin-Hsiung Wang --- drivers/regulator/Kconfig | 9 + drivers/regulator/Makefile | 1 + drivers/regulator/mt6358-regulator.c | 607 +++++++++++++++++++++++++++++ include/linux/regulator/mt6358-regulator.h | 56 +++ 4 files changed, 673 insertions(+) create mode 100644 drivers/regulator/mt6358-regulator.c create mode 100644 include/linux/regulator/mt6358-regulator.h diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index ee60a22..5a6006e 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -596,6 +596,15 @@ config REGULATOR_MT6323 This driver supports the control of different power rails of device through regulator interface. +config REGULATOR_MT6358 + tristate "MediaTek MT6358 PMIC" + depends on MFD_MT6397 + help + Say y here to select this option to enable the power regulator of + MediaTek MT6358 PMIC. + This driver supports the control of different power rails of device + through regulator interface. + config REGULATOR_MT6380 tristate "MediaTek MT6380 PMIC" depends on MTK_PMIC_WRAP diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile index b12e1c9..4681425 100644 --- a/drivers/regulator/Makefile +++ b/drivers/regulator/Makefile @@ -77,6 +77,7 @@ obj-$(CONFIG_REGULATOR_MC13XXX_CORE) += mc13xxx-regulator-core.o obj-$(CONFIG_REGULATOR_MCP16502) += mcp16502.o obj-$(CONFIG_REGULATOR_MT6311) += mt6311-regulator.o obj-$(CONFIG_REGULATOR_MT6323) += mt6323-regulator.o +obj-$(CONFIG_REGULATOR_MT6358) += mt6358-regulator.o obj-$(CONFIG_REGULATOR_MT6380) += mt6380-regulator.o obj-$(CONFIG_REGULATOR_MT6397) += mt6397-regulator.o obj-$(CONFIG_REGULATOR_QCOM_RPM) += qcom_rpm-regulator.o diff --git a/drivers/regulator/mt6358-regulator.c b/drivers/regulator/mt6358-regulator.c new file mode 100644 index 0000000..4c86665 --- /dev/null +++ b/drivers/regulator/mt6358-regulator.c @@ -0,0 +1,607 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (c) 2019 MediaTek Inc. + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define MT6358_BUCK_MODE_AUTO 0 +#define MT6358_BUCK_MODE_FORCE_PWM 1 + +/* + * MT6358 regulators' information + * + * @desc: standard fields of regulator description. + * @qi: Mask for query enable signal status of regulators + */ +struct mt6358_regulator_info { + struct regulator_desc desc; + u32 status_reg; + u32 qi; + const u32 *index_table; + unsigned int n_table; + u32 vsel_shift; + u32 da_vsel_reg; + u32 da_vsel_mask; + u32 da_vsel_shift; + u32 modeset_reg; + u32 modeset_mask; + u32 modeset_shift; +}; + +#define MT6358_BUCK(match, vreg, min, max, step, \ + volt_ranges, vosel_mask, _da_vsel_reg, _da_vsel_mask, \ + _da_vsel_shift, _modeset_reg, _modeset_shift) \ +[MT6358_ID_##vreg] = { \ + .desc = { \ + .name = #vreg, \ + .of_match = of_match_ptr(match), \ + .ops = &mt6358_volt_range_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6358_ID_##vreg, \ + .owner = THIS_MODULE, \ + .n_voltages = ((max) - (min)) / (step) + 1, \ + .linear_ranges = volt_ranges, \ + .n_linear_ranges = ARRAY_SIZE(volt_ranges), \ + .vsel_reg = MT6358_BUCK_##vreg##_ELR0, \ + .vsel_mask = vosel_mask, \ + .enable_reg = MT6358_BUCK_##vreg##_CON0, \ + .enable_mask = BIT(0), \ + .of_map_mode = mt6358_map_mode, \ + }, \ + .status_reg = MT6358_BUCK_##vreg##_DBG1, \ + .qi = BIT(0), \ + .da_vsel_reg = _da_vsel_reg, \ + .da_vsel_mask = _da_vsel_mask, \ + .da_vsel_shift = _da_vsel_shift, \ + .modeset_reg = _modeset_reg, \ + .modeset_mask = BIT(_modeset_shift), \ + .modeset_shift = _modeset_shift \ +} + +#define MT6358_LDO(match, vreg, ldo_volt_table, \ + ldo_index_table, enreg, enbit, vosel, \ + vosel_mask, vosel_shift) \ +[MT6358_ID_##vreg] = { \ + .desc = { \ + .name = #vreg, \ + .of_match = of_match_ptr(match), \ + .ops = &mt6358_volt_table_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6358_ID_##vreg, \ + .owner = THIS_MODULE, \ + .n_voltages = ARRAY_SIZE(ldo_volt_table), \ + .volt_table = ldo_volt_table, \ + .vsel_reg = vosel, \ + .vsel_mask = vosel_mask, \ + .enable_reg = enreg, \ + .enable_mask = BIT(enbit), \ + }, \ + .status_reg = MT6358_LDO_##vreg##_CON1, \ + .qi = BIT(15), \ + .index_table = ldo_index_table, \ + .n_table = ARRAY_SIZE(ldo_index_table), \ + .vsel_shift = vosel_shift, \ +} + +#define MT6358_LDO1(match, vreg, min, max, step, \ + volt_ranges, _da_vsel_reg, _da_vsel_mask, \ + _da_vsel_shift, vosel, vosel_mask) \ +[MT6358_ID_##vreg] = { \ + .desc = { \ + .name = #vreg, \ + .of_match = of_match_ptr(match), \ + .ops = &mt6358_volt_range_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6358_ID_##vreg, \ + .owner = THIS_MODULE, \ + .n_voltages = ((max) - (min)) / (step) + 1, \ + .linear_ranges = volt_ranges, \ + .n_linear_ranges = ARRAY_SIZE(volt_ranges), \ + .vsel_reg = vosel, \ + .vsel_mask = vosel_mask, \ + .enable_reg = MT6358_LDO_##vreg##_CON0, \ + .enable_mask = BIT(0), \ + }, \ + .da_vsel_reg = _da_vsel_reg, \ + .da_vsel_mask = _da_vsel_mask, \ + .da_vsel_shift = _da_vsel_shift, \ + .status_reg = MT6358_LDO_##vreg##_DBG1, \ + .qi = BIT(0), \ +} + +#define MT6358_REG_FIXED(match, vreg, \ + enreg, enbit, volt) \ +[MT6358_ID_##vreg] = { \ + .desc = { \ + .name = #vreg, \ + .of_match = of_match_ptr(match), \ + .ops = &mt6358_volt_fixed_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6358_ID_##vreg, \ + .owner = THIS_MODULE, \ + .n_voltages = 1, \ + .enable_reg = enreg, \ + .enable_mask = BIT(enbit), \ + .min_uV = volt, \ + }, \ + .status_reg = MT6358_LDO_##vreg##_CON1, \ + .qi = BIT(15), \ +} + +static const struct regulator_linear_range buck_volt_range1[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 0x7f, 6250), +}; + +static const struct regulator_linear_range buck_volt_range2[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 0x7f, 12500), +}; + +static const struct regulator_linear_range buck_volt_range3[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 0x3f, 50000), +}; + +static const struct regulator_linear_range buck_volt_range4[] = { + REGULATOR_LINEAR_RANGE(1000000, 0, 0x7f, 12500), +}; + +static const u32 vdram2_voltages[] = { + 600000, 1800000, +}; + +static const u32 vsim1_voltages[] = { + 1700000, 1800000, 2700000, 3000000, 3100000, +}; + +static const u32 vibr_voltages[] = { + 1200000, 1300000, 1500000, 1800000, + 2000000, 2800000, 3000000, 3300000, +}; + +static const u32 vusb_voltages[] = { + 3000000, 3100000, +}; + +static const u32 vcamd_voltages[] = { + 900000, 1000000, 1100000, 1200000, + 1300000, 1500000, 1800000, +}; + +static const u32 vefuse_voltages[] = { + 1700000, 1800000, 1900000, +}; + +static const u32 vmch_voltages[] = { + 2900000, 3000000, 3300000, +}; + +static const u32 vcama1_voltages[] = { + 1800000, 2500000, 2700000, + 2800000, 2900000, 3000000, +}; + +static const u32 vemc_voltages[] = { + 2900000, 3000000, 3300000, +}; + +static const u32 vcn33_bt_voltages[] = { + 3300000, 3400000, 3500000, +}; + +static const u32 vcn33_wifi_voltages[] = { + 3300000, 3400000, 3500000, +}; + +static const u32 vcama2_voltages[] = { + 1800000, 2500000, 2700000, + 2800000, 2900000, 3000000, +}; + +static const u32 vmc_voltages[] = { + 1800000, 2900000, 3000000, 3300000, +}; + +static const u32 vldo28_voltages[] = { + 2800000, 3000000, +}; + +static const u32 vsim2_voltages[] = { + 1700000, 1800000, 2700000, + 3000000, 3100000, +}; + +static const u32 vdram2_idx[] = { + 0, 12, +}; + +static const u32 vsim1_idx[] = { + 3, 4, 8, 11, 12, +}; + +static const u32 vibr_idx[] = { + 0, 1, 2, 4, 5, 9, 11, 13, +}; + +static const u32 vusb_idx[] = { + 3, 4, +}; + +static const u32 vcamd_idx[] = { + 3, 4, 5, 6, 7, 9, 12, +}; + +static const u32 vefuse_idx[] = { + 11, 12, 13, +}; + +static const u32 vmch_idx[] = { + 2, 3, 5, +}; + +static const u32 vcama1_idx[] = { + 0, 7, 9, 10, 11, 12, +}; + +static const u32 vemc_idx[] = { + 2, 3, 5, +}; + +static const u32 vcn33_bt_idx[] = { + 1, 2, 3, +}; + +static const u32 vcn33_wifi_idx[] = { + 1, 2, 3, +}; + +static const u32 vcama2_idx[] = { + 0, 7, 9, 10, 11, 12, +}; + +static const u32 vmc_idx[] = { + 4, 10, 11, 13, +}; + +static const u32 vldo28_idx[] = { + 1, 3, +}; + +static const u32 vsim2_idx[] = { + 3, 4, 8, 11, 12, +}; + +static inline unsigned int mt6358_map_mode(unsigned int mode) +{ + return mode == MT6358_BUCK_MODE_FORCE_PWM ? + REGULATOR_MODE_FAST : REGULATOR_MODE_NORMAL; +} + +static int mt6358_set_voltage_sel(struct regulator_dev *rdev, + unsigned int selector) +{ + int idx, ret; + const u32 *pvol; + struct mt6358_regulator_info *info = rdev_get_drvdata(rdev); + + pvol = (const u32 *)info->index_table; + + idx = pvol[selector]; + ret = regmap_update_bits(rdev->regmap, info->desc.vsel_reg, + info->desc.vsel_mask, + idx << info->vsel_shift); + + return ret; +} + +static int mt6358_get_voltage_sel(struct regulator_dev *rdev) +{ + int idx, ret; + u32 selector; + struct mt6358_regulator_info *info = rdev_get_drvdata(rdev); + const u32 *pvol; + + ret = regmap_read(rdev->regmap, info->desc.vsel_reg, &selector); + if (ret != 0) { + dev_info(&rdev->dev, + "Failed to get mt6358 %s vsel reg: %d\n", + info->desc.name, ret); + return ret; + } + + selector = (selector & info->desc.vsel_mask) >> info->vsel_shift; + pvol = (const u32 *)info->index_table; + ret = -1; + for (idx = 0; idx < info->desc.n_voltages; idx++) { + if (pvol[idx] == selector) { + ret = idx; + break; + } + } + + return ret; +} + +static int mt6358_get_buck_voltage_sel(struct regulator_dev *rdev) +{ + int ret, regval; + struct mt6358_regulator_info *info = rdev_get_drvdata(rdev); + + ret = regmap_read(rdev->regmap, info->da_vsel_reg, ®val); + if (ret != 0) { + dev_info(&rdev->dev, + "Failed to get mt6358 Buck %s vsel reg: %d\n", + info->desc.name, ret); + return ret; + } + + ret = (regval >> info->da_vsel_shift) & info->da_vsel_mask; + + return ret; +} + +static int mt6358_get_status(struct regulator_dev *rdev) +{ + int ret; + u32 regval; + struct mt6358_regulator_info *info = rdev_get_drvdata(rdev); + + ret = regmap_read(rdev->regmap, info->status_reg, ®val); + if (ret != 0) { + dev_info(&rdev->dev, "Failed to get enable reg: %d\n", ret); + return ret; + } + + return (regval & info->qi) ? REGULATOR_STATUS_ON : REGULATOR_STATUS_OFF; +} + +static int mt6358_regulator_set_mode(struct regulator_dev *rdev, + unsigned int mode) +{ + struct mt6358_regulator_info *info = rdev_get_drvdata(rdev); + int ret, val; + + switch (mode) { + case REGULATOR_MODE_FAST: + val = MT6358_BUCK_MODE_FORCE_PWM; + break; + case REGULATOR_MODE_NORMAL: + val = MT6358_BUCK_MODE_AUTO; + break; + default: + ret = -EINVAL; + goto err_mode; + } + + dev_dbg(&rdev->dev, "mt6358 buck set_mode %#x, %#x, %#x, %#x\n", + info->modeset_reg, info->modeset_mask, + info->modeset_shift, val); + + val <<= info->modeset_shift; + ret = regmap_update_bits(rdev->regmap, info->modeset_reg, + info->modeset_mask, val); +err_mode: + if (ret != 0) { + dev_err(&rdev->dev, + "Failed to set mt6358 buck mode: %d\n", ret); + return ret; + } + + return 0; +} + +static unsigned int mt6358_regulator_get_mode(struct regulator_dev *rdev) +{ + struct mt6358_regulator_info *info = rdev_get_drvdata(rdev); + int ret, regval; + + ret = regmap_read(rdev->regmap, info->modeset_reg, ®val); + if (ret != 0) { + dev_err(&rdev->dev, + "Failed to get mt6358 buck mode: %d\n", ret); + return ret; + } + + switch ((regval & info->modeset_mask) >> info->modeset_shift) { + case MT6358_BUCK_MODE_AUTO: + return REGULATOR_MODE_NORMAL; + case MT6358_BUCK_MODE_FORCE_PWM: + return REGULATOR_MODE_FAST; + default: + return -EINVAL; + } +} + +static const struct regulator_ops mt6358_volt_range_ops = { + .list_voltage = regulator_list_voltage_linear_range, + .map_voltage = regulator_map_voltage_linear_range, + .set_voltage_sel = regulator_set_voltage_sel_regmap, + .get_voltage_sel = mt6358_get_buck_voltage_sel, + .set_voltage_time_sel = regulator_set_voltage_time_sel, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, + .get_status = mt6358_get_status, + .set_mode = mt6358_regulator_set_mode, + .get_mode = mt6358_regulator_get_mode, +}; + +static const struct regulator_ops mt6358_volt_table_ops = { + .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_iterate, + .set_voltage_sel = mt6358_set_voltage_sel, + .get_voltage_sel = mt6358_get_voltage_sel, + .set_voltage_time_sel = regulator_set_voltage_time_sel, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, + .get_status = mt6358_get_status, +}; + +static const struct regulator_ops mt6358_volt_fixed_ops = { + .list_voltage = regulator_list_voltage_linear, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, + .get_status = mt6358_get_status, +}; + +/* The array is indexed by id(MT6358_ID_XXX) */ +static struct mt6358_regulator_info mt6358_regulators[] = { + MT6358_BUCK("buck_vdram1", VDRAM1, 500000, 2087500, 12500, + buck_volt_range2, 0x7f, MT6358_BUCK_VDRAM1_DBG0, 0x7f, + 0, MT6358_VDRAM1_ANA_CON0, 8), + MT6358_BUCK("buck_vcore", VCORE, 500000, 1293750, 6250, + buck_volt_range1, 0x7f, MT6358_BUCK_VCORE_DBG0, 0x7f, + 0, MT6358_VCORE_VGPU_ANA_CON0, 1), + MT6358_BUCK("buck_vpa", VPA, 500000, 3650000, 50000, + buck_volt_range3, 0x3f, MT6358_BUCK_VPA_DBG0, 0x3f, 0, + MT6358_VPA_ANA_CON0, 3), + MT6358_BUCK("buck_vproc11", VPROC11, 500000, 1293750, 6250, + buck_volt_range1, 0x7f, MT6358_BUCK_VPROC11_DBG0, 0x7f, + 0, MT6358_VPROC_ANA_CON0, 1), + MT6358_BUCK("buck_vproc12", VPROC12, 500000, 1293750, 6250, + buck_volt_range1, 0x7f, MT6358_BUCK_VPROC12_DBG0, 0x7f, + 0, MT6358_VPROC_ANA_CON0, 2), + MT6358_BUCK("buck_vgpu", VGPU, 500000, 1293750, 6250, + buck_volt_range1, 0x7f, MT6358_BUCK_VGPU_DBG0, 0x7f, 0, + MT6358_VCORE_VGPU_ANA_CON0, 2), + MT6358_BUCK("buck_vs2", VS2, 500000, 2087500, 12500, + buck_volt_range2, 0x7f, MT6358_BUCK_VS2_DBG0, 0x7f, 0, + MT6358_VS2_ANA_CON0, 8), + MT6358_BUCK("buck_vmodem", VMODEM, 500000, 1293750, 6250, + buck_volt_range1, 0x7f, MT6358_BUCK_VMODEM_DBG0, 0x7f, + 0, MT6358_VMODEM_ANA_CON0, 8), + MT6358_BUCK("buck_vs1", VS1, 1000000, 2587500, 12500, + buck_volt_range4, 0x7f, MT6358_BUCK_VS1_DBG0, 0x7f, 0, + MT6358_VS1_ANA_CON0, 8), + MT6358_REG_FIXED("ldo_vrf12", VRF12, + MT6358_LDO_VRF12_CON0, 0, 1200000), + MT6358_REG_FIXED("ldo_vio18", VIO18, + MT6358_LDO_VIO18_CON0, 0, 1800000), + MT6358_REG_FIXED("ldo_vcamio", VCAMIO, + MT6358_LDO_VCAMIO_CON0, 0, 1800000), + MT6358_REG_FIXED("ldo_vcn18", VCN18, MT6358_LDO_VCN18_CON0, 0, 1800000), + MT6358_REG_FIXED("ldo_vfe28", VFE28, MT6358_LDO_VFE28_CON0, 0, 2800000), + MT6358_REG_FIXED("ldo_vcn28", VCN28, MT6358_LDO_VCN28_CON0, 0, 2800000), + MT6358_REG_FIXED("ldo_vxo22", VXO22, MT6358_LDO_VXO22_CON0, 0, 2200000), + MT6358_REG_FIXED("ldo_vaux18", VAUX18, + MT6358_LDO_VAUX18_CON0, 0, 1800000), + MT6358_REG_FIXED("ldo_vbif28", VBIF28, + MT6358_LDO_VBIF28_CON0, 0, 2800000), + MT6358_REG_FIXED("ldo_vio28", VIO28, MT6358_LDO_VIO28_CON0, 0, 2800000), + MT6358_REG_FIXED("ldo_va12", VA12, MT6358_LDO_VA12_CON0, 0, 1200000), + MT6358_REG_FIXED("ldo_vrf18", VRF18, MT6358_LDO_VRF18_CON0, 0, 1800000), + MT6358_REG_FIXED("ldo_vaud28", VAUD28, + MT6358_LDO_VAUD28_CON0, 0, 2800000), + MT6358_LDO("ldo_vdram2", VDRAM2, vdram2_voltages, vdram2_idx, + MT6358_LDO_VDRAM2_CON0, 0, MT6358_LDO_VDRAM2_ELR0, 0x10, 0), + MT6358_LDO("ldo_vsim1", VSIM1, vsim1_voltages, vsim1_idx, + MT6358_LDO_VSIM1_CON0, 0, MT6358_VSIM1_ANA_CON0, 0xf00, 8), + MT6358_LDO("ldo_vibr", VIBR, vibr_voltages, vibr_idx, + MT6358_LDO_VIBR_CON0, 0, MT6358_VIBR_ANA_CON0, 0xf00, 8), + MT6358_LDO("ldo_vusb", VUSB, vusb_voltages, vusb_idx, + MT6358_LDO_VUSB_CON0_0, 0, MT6358_VUSB_ANA_CON0, 0x700, 8), + MT6358_LDO("ldo_vcamd", VCAMD, vcamd_voltages, vcamd_idx, + MT6358_LDO_VCAMD_CON0, 0, MT6358_VCAMD_ANA_CON0, 0xf00, 8), + MT6358_LDO("ldo_vefuse", VEFUSE, vefuse_voltages, vefuse_idx, + MT6358_LDO_VEFUSE_CON0, 0, MT6358_VEFUSE_ANA_CON0, 0xf00, 8), + MT6358_LDO("ldo_vmch", VMCH, vmch_voltages, vmch_idx, + MT6358_LDO_VMCH_CON0, 0, MT6358_VMCH_ANA_CON0, 0x700, 8), + MT6358_LDO("ldo_vcama1", VCAMA1, vcama1_voltages, vcama1_idx, + MT6358_LDO_VCAMA1_CON0, 0, MT6358_VCAMA1_ANA_CON0, 0xf00, 8), + MT6358_LDO("ldo_vemc", VEMC, vemc_voltages, vemc_idx, + MT6358_LDO_VEMC_CON0, 0, MT6358_VEMC_ANA_CON0, 0x700, 8), + MT6358_LDO("ldo_vcn33_bt", VCN33_BT, vcn33_bt_voltages, vcn33_bt_idx, + MT6358_LDO_VCN33_CON0_0, 0, MT6358_VCN33_ANA_CON0, 0x300, 8), + MT6358_LDO("ldo_vcn33_wifi", VCN33_WIFI, vcn33_wifi_voltages, + vcn33_wifi_idx, MT6358_LDO_VCN33_CON0_1, + 0, MT6358_VCN33_ANA_CON0, 0x300, 8), + MT6358_LDO("ldo_vcama2", VCAMA2, vcama2_voltages, vcama2_idx, + MT6358_LDO_VCAMA2_CON0, 0, MT6358_VCAMA2_ANA_CON0, 0xf00, 8), + MT6358_LDO("ldo_vmc", VMC, vmc_voltages, vmc_idx, + MT6358_LDO_VMC_CON0, 0, MT6358_VMC_ANA_CON0, 0xf00, 8), + MT6358_LDO("ldo_vldo28", VLDO28, vldo28_voltages, vldo28_idx, + MT6358_LDO_VLDO28_CON0_0, 0, + MT6358_VLDO28_ANA_CON0, 0x300, 8), + MT6358_LDO("ldo_vsim2", VSIM2, vsim2_voltages, vsim2_idx, + MT6358_LDO_VSIM2_CON0, 0, MT6358_VSIM2_ANA_CON0, 0xf00, 8), + MT6358_LDO1("ldo_vsram_proc11", VSRAM_PROC11, 500000, 1293750, 6250, + buck_volt_range1, MT6358_LDO_VSRAM_PROC11_DBG0, 0x7f, 8, + MT6358_LDO_VSRAM_CON0, 0x7f), + MT6358_LDO1("ldo_vsram_others", VSRAM_OTHERS, 500000, 1293750, 6250, + buck_volt_range1, MT6358_LDO_VSRAM_OTHERS_DBG0, 0x7f, 8, + MT6358_LDO_VSRAM_CON2, 0x7f), + MT6358_LDO1("ldo_vsram_gpu", VSRAM_GPU, 500000, 1293750, 6250, + buck_volt_range1, MT6358_LDO_VSRAM_GPU_DBG0, 0x7f, 8, + MT6358_LDO_VSRAM_CON3, 0x7f), + MT6358_LDO1("ldo_vsram_proc12", VSRAM_PROC12, 500000, 1293750, 6250, + buck_volt_range1, MT6358_LDO_VSRAM_PROC12_DBG0, 0x7f, 8, + MT6358_LDO_VSRAM_CON1, 0x7f), +}; + +static int mt6358_regulator_probe(struct platform_device *pdev) +{ + struct mt6397_chip *mt6397 = dev_get_drvdata(pdev->dev.parent); + struct regulator_config config = {}; + struct regulator_dev *rdev; + int i; + u32 reg_value; + + /* Read PMIC chip revision to update constraints and voltage table */ + if (regmap_read(mt6397->regmap, MT6358_SWCID, ®_value) < 0) { + dev_err(&pdev->dev, "Failed to read Chip ID\n"); + return -EIO; + } + + for (i = 0; i < MT6358_MAX_REGULATOR; i++) { + config.dev = &pdev->dev; + config.driver_data = &mt6358_regulators[i]; + config.regmap = mt6397->regmap; + + rdev = devm_regulator_register(&pdev->dev, + &mt6358_regulators[i].desc, + &config); + if (IS_ERR(rdev)) { + dev_err(&pdev->dev, "failed to register %s\n", + mt6358_regulators[i].desc.name); + return PTR_ERR(rdev); + } + } + + return 0; +} + +static const struct platform_device_id mt6358_platform_ids[] = { + {"mt6358-regulator", 0}, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(platform, mt6358_platform_ids); + +static const struct of_device_id mt6358_of_match[] = { + { .compatible = "mediatek,mt6358-regulator", }, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, mt6358_of_match); + +static struct platform_driver mt6358_regulator_driver = { + .driver = { + .name = "mt6358-regulator", + .of_match_table = of_match_ptr(mt6358_of_match), + }, + .probe = mt6358_regulator_probe, + .id_table = mt6358_platform_ids, +}; + +module_platform_driver(mt6358_regulator_driver); + +MODULE_AUTHOR("Hsin-Hsiung Wang "); +MODULE_DESCRIPTION("Regulator Driver for MediaTek MT6358 PMIC"); +MODULE_LICENSE("GPL"); diff --git a/include/linux/regulator/mt6358-regulator.h b/include/linux/regulator/mt6358-regulator.h new file mode 100644 index 0000000..1cc3049 --- /dev/null +++ b/include/linux/regulator/mt6358-regulator.h @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2019 MediaTek Inc. + */ + +#ifndef __LINUX_REGULATOR_MT6358_H +#define __LINUX_REGULATOR_MT6358_H + +enum { + MT6358_ID_VDRAM1 = 0, + MT6358_ID_VCORE, + MT6358_ID_VPA, + MT6358_ID_VPROC11, + MT6358_ID_VPROC12, + MT6358_ID_VGPU, + MT6358_ID_VS2, + MT6358_ID_VMODEM, + MT6358_ID_VS1, + MT6358_ID_VDRAM2 = 9, + MT6358_ID_VSIM1, + MT6358_ID_VIBR, + MT6358_ID_VRF12, + MT6358_ID_VIO18, + MT6358_ID_VUSB, + MT6358_ID_VCAMIO, + MT6358_ID_VCAMD, + MT6358_ID_VCN18, + MT6358_ID_VFE28, + MT6358_ID_VSRAM_PROC11, + MT6358_ID_VCN28, + MT6358_ID_VSRAM_OTHERS, + MT6358_ID_VSRAM_GPU, + MT6358_ID_VXO22, + MT6358_ID_VEFUSE, + MT6358_ID_VAUX18, + MT6358_ID_VMCH, + MT6358_ID_VBIF28, + MT6358_ID_VSRAM_PROC12, + MT6358_ID_VCAMA1, + MT6358_ID_VEMC, + MT6358_ID_VIO28, + MT6358_ID_VA12, + MT6358_ID_VRF18, + MT6358_ID_VCN33_BT, + MT6358_ID_VCN33_WIFI, + MT6358_ID_VCAMA2, + MT6358_ID_VMC, + MT6358_ID_VLDO28, + MT6358_ID_VAUD28, + MT6358_ID_VSIM2, + MT6358_ID_RG_MAX, +}; + +#define MT6358_MAX_REGULATOR MT6358_ID_RG_MAX + +#endif /* __LINUX_REGULATOR_MT6358_H */ From patchwork Wed Jan 30 09:18:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Hsiung Wang X-Patchwork-Id: 10787973 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) 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Hsin-Hsiung Wang To: Lee Jones , Rob Herring , Matthias Brugger , Mark Brown Subject: [PATCH 6/6] arm64: dts: mt6358: add PMIC MT6358 related nodes Date: Wed, 30 Jan 2019 17:18:11 +0800 Message-ID: <1548839891-20932-7-git-send-email-hsin-hsiung.wang@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> References: <1548839891-20932-1-git-send-email-hsin-hsiung.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190130_011836_975373_DE41909F X-CRM114-Status: GOOD ( 11.67 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Liam Girdwood , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Hsin-Hsiung Wang Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP add PMIC MT6358 related nodes which is for MT8183 platform Signed-off-by: Hsin-Hsiung Wang --- arch/arm64/boot/dts/mediatek/mt6358.dtsi | 318 +++++++++++++++++++++++++++++++ 1 file changed, 318 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt6358.dtsi diff --git a/arch/arm64/boot/dts/mediatek/mt6358.dtsi b/arch/arm64/boot/dts/mediatek/mt6358.dtsi new file mode 100644 index 0000000..a7c02ab --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt6358.dtsi @@ -0,0 +1,318 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (c) 2019 MediaTek Inc. + */ + +&pwrap { + pmic: mt6358 { + compatible = "mediatek,mt6358"; + interrupt-controller; + interrupt-parent = <&pio>; + interrupts = <182 IRQ_TYPE_LEVEL_HIGH 190 0>; + #interrupt-cells = <2>; + + mt6358codec: mt6358codec { + compatible = "mediatek,mt6358-sound"; + }; + + mt6358regulator: mt6358regulator { + compatible = "mediatek,mt6358-regulator"; + + mt6358_vdram1_reg: buck_vdram1 { + regulator-compatible = "buck_vdram1"; + regulator-name = "vdram1"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2087500>; + regulator-ramp-delay = <12500>; + regulator-enable-ramp-delay = <0>; + regulator-always-on; + regulator-allowed-modes = <0 1>; + }; + mt6358_vcore_reg: buck_vcore { + regulator-name = "vcore"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + regulator-always-on; + regulator-allowed-modes = <0 1>; + }; + mt6358_vpa_reg: buck_vpa { + regulator-name = "vpa"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <3650000>; + regulator-ramp-delay = <50000>; + regulator-enable-ramp-delay = <250>; + regulator-allowed-modes = <0 1>; + }; + mt6358_vproc11_reg: buck_vproc11 { + regulator-name = "vproc11"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + regulator-always-on; + regulator-allowed-modes = <0 1>; + }; + mt6358_vproc12_reg: buck_vproc12 { + regulator-name = "vproc12"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + regulator-always-on; + regulator-allowed-modes = <0 1>; + }; + mt6358_vgpu_reg: buck_vgpu { + regulator-name = "vgpu"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <200>; + regulator-allowed-modes = <0 1>; + }; + mt6358_vs2_reg: buck_vs2 { + regulator-name = "vs2"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <2087500>; + regulator-ramp-delay = <12500>; + regulator-enable-ramp-delay = <0>; + regulator-always-on; + }; + mt6358_vmodem_reg: buck_vmodem { + regulator-name = "vmodem"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <900>; + regulator-always-on; + regulator-allowed-modes = <0 1>; + }; + mt6358_vs1_reg: buck_vs1 { + regulator-name = "vs1"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <2587500>; + regulator-ramp-delay = <12500>; + regulator-enable-ramp-delay = <0>; + regulator-always-on; + }; + mt6358_vdram2_reg: ldo_vdram2 { + regulator-name = "vdram2"; + regulator-min-microvolt = <600000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <3300>; + }; + mt6358_vsim1_reg: ldo_vsim1 { + regulator-name = "vsim1"; + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <3100000>; + regulator-enable-ramp-delay = <540>; + }; + mt6358_vibr_reg: ldo_vibr { + regulator-name = "vibr"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + }; + mt6358_vrf12_reg: ldo_vrf12 { + compatible = "regulator-fixed"; + regulator-name = "vrf12"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-enable-ramp-delay = <120>; + }; + mt6358_vio18_reg: ldo_vio18 { + compatible = "regulator-fixed"; + regulator-name = "vio18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <2700>; + regulator-always-on; + }; + mt6358_vusb_reg: ldo_vusb { + regulator-name = "vusb"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3100000>; + regulator-enable-ramp-delay = <270>; + regulator-always-on; + }; + mt6358_vcamio_reg: ldo_vcamio { + compatible = "regulator-fixed"; + regulator-name = "vcamio"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcamd_reg: ldo_vcamd { + regulator-name = "vcamd"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcn18_reg: ldo_vcn18 { + compatible = "regulator-fixed"; + regulator-name = "vcn18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vfe28_reg: ldo_vfe28 { + compatible = "regulator-fixed"; + regulator-name = "vfe28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsram_proc11_reg: ldo_vsram_proc11 { + regulator-name = "vsram_proc11"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + regulator-always-on; + }; + mt6358_vcn28_reg: ldo_vcn28 { + compatible = "regulator-fixed"; + regulator-name = "vcn28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsram_others_reg: ldo_vsram_others { + regulator-name = "vsram_others"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + regulator-always-on; + }; + mt6358_vsram_gpu_reg: ldo_vsram_gpu { + regulator-name = "vsram_gpu"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + }; + mt6358_vxo22_reg: ldo_vxo22 { + compatible = "regulator-fixed"; + regulator-name = "vxo22"; + regulator-min-microvolt = <2200000>; + regulator-max-microvolt = <2200000>; + regulator-enable-ramp-delay = <120>; + regulator-always-on; + }; + mt6358_vefuse_reg: ldo_vefuse { + regulator-name = "vefuse"; + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <1900000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vaux18_reg: ldo_vaux18 { + compatible = "regulator-fixed"; + regulator-name = "vaux18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vmch_reg: ldo_vmch { + regulator-name = "vmch"; + regulator-min-microvolt = <2900000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + }; + mt6358_vbif28_reg: ldo_vbif28 { + compatible = "regulator-fixed"; + regulator-name = "vbif28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsram_proc12_reg: ldo_vsram_proc12 { + regulator-name = "vsram_proc12"; + regulator-min-microvolt = <500000>; + regulator-max-microvolt = <1293750>; + regulator-ramp-delay = <6250>; + regulator-enable-ramp-delay = <240>; + regulator-always-on; + }; + mt6358_vcama1_reg: ldo_vcama1 { + regulator-name = "vcama1"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vemc_reg: ldo_vemc { + regulator-name = "vemc"; + regulator-min-microvolt = <2900000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + regulator-always-on; + }; + mt6358_vio28_reg: ldo_vio28 { + compatible = "regulator-fixed"; + regulator-name = "vio28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_va12_reg: ldo_va12 { + compatible = "regulator-fixed"; + regulator-name = "va12"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-enable-ramp-delay = <270>; + regulator-always-on; + }; + mt6358_vrf18_reg: ldo_vrf18 { + compatible = "regulator-fixed"; + regulator-name = "vrf18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-enable-ramp-delay = <120>; + }; + mt6358_vcn33_bt_reg: ldo_vcn33_bt { + regulator-name = "vcn33_bt"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3500000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcn33_wifi_reg: ldo_vcn33_wifi { + regulator-name = "vcn33_wifi"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3500000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vcama2_reg: ldo_vcama2 { + regulator-name = "vcama2"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vmc_reg: ldo_vmc { + regulator-name = "vmc"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-enable-ramp-delay = <60>; + }; + mt6358_vldo28_reg: ldo_vldo28 { + regulator-name = "vldo28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <3000000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vaud28_reg: ldo_vaud28 { + compatible = "regulator-fixed"; + regulator-name = "vaud28"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-enable-ramp-delay = <270>; + }; + mt6358_vsim2_reg: ldo_vsim2 { + regulator-name = "vsim2"; + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <3100000>; + regulator-enable-ramp-delay = <540>; + }; + }; + }; +};