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[209.132.180.67]) by mx.google.com with ESMTP id f62-v6si9041139pfb.218.2018.09.07.09.35.21; Fri, 07 Sep 2018 09:35:37 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729709AbeIGRlT convert rfc822-to-8bit (ORCPT + 99 others); Fri, 7 Sep 2018 13:41:19 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:58438 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729514AbeIGRlS (ORCPT ); Fri, 7 Sep 2018 13:41:18 -0400 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w87CxOaF020864; Fri, 7 Sep 2018 14:59:48 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2mbhwsamhy-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 07 Sep 2018 14:59:48 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 51DD938; Fri, 7 Sep 2018 12:59:44 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag6node2.st.com [10.75.127.17]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 1E8A82D4D; Fri, 7 Sep 2018 12:59:44 +0000 (GMT) Received: from SFHDAG6NODE2.st.com (10.75.127.17) by SFHDAG6NODE2.st.com (10.75.127.17) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Fri, 7 Sep 2018 14:59:43 +0200 Received: from SFHDAG6NODE2.st.com ([fe80::a56f:c186:bab7:13d6]) by SFHDAG6NODE2.st.com ([fe80::a56f:c186:bab7:13d6%20]) with mapi id 15.00.1347.000; Fri, 7 Sep 2018 14:59:43 +0200 From: Pascal PAILLET-LME To: "dmitry.torokhov@gmail.com" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "lee.jones@linaro.org" , "lgirdwood@gmail.com" , "broonie@kernel.org" , "wim@linux-watchdog.org" , "linux@roeck-us.net" , "linux-input@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-watchdog@vger.kernel.org" , "benjamin.gaignard@linaro.org" , "eballetbo@gmail.com" CC: Pascal PAILLET-LME Subject: [PATCH V2 2/8] mfd: stpmic1: add stpmic1 driver Thread-Topic: [PATCH V2 2/8] mfd: stpmic1: add stpmic1 driver Thread-Index: AQHURqqlMNkqBQJiCUKqf39jsadGXQ== Date: Fri, 7 Sep 2018 12:59:43 +0000 Message-ID: <1536325173-16617-3-git-send-email-p.paillet@st.com> References: <1536325173-16617-1-git-send-email-p.paillet@st.com> In-Reply-To: <1536325173-16617-1-git-send-email-p.paillet@st.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.75.127.48] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-09-07_07:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: pascal paillet stpmic1 is a pmic from STMicroelectronics. The stpmic1 integrates 10 regulators and 3 switches with various capabilities. Signed-off-by: pascal paillet --- changes in v2: * the hardware component has been renamed from stpmu1 to stpmic1 ! * Handle remarks from Enric * change headers * split binding description on another patch On other mfd upstreamed by us (ST) we always get the remark to use devm_of_platform_populate and not mfd_add_devices(). MFD maintainers could you please clarify wich API I should here, thanks ? drivers/mfd/Kconfig | 13 ++ drivers/mfd/Makefile | 1 + drivers/mfd/stpmic1.c | 457 ++++++++++++++++++++++++++++++++++++++++++++ include/linux/mfd/stpmic1.h | 220 +++++++++++++++++++++ 4 files changed, 691 insertions(+) create mode 100644 drivers/mfd/stpmic1.c create mode 100644 include/linux/mfd/stpmic1.h diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index b860eb5..7984803 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -1812,6 +1812,19 @@ config MFD_STM32_TIMERS for PWM and IIO Timer. This driver allow to share the registers between the others drivers. +config MFD_STPMIC1 + tristate "Support for STPMIC1 PMIC" + depends on (I2C=y && OF) + select REGMAP_I2C + select REGMAP_IRQ + select MFD_CORE + help + Support for STMicroelectronics STPMIC1 PMIC. Stpmic1 mfd driver is + the core driver for stpmic1 component that mainly handles interrupts. + + To compile this driver as a module, choose M here: the + module will be called stpmic1. + menu "Multimedia Capabilities Port drivers" depends on ARCH_SA1100 diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index e9fd20d..b194929 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -220,6 +220,7 @@ obj-$(CONFIG_INTEL_SOC_PMIC_CHTDC_TI) += intel_soc_pmic_chtdc_ti.o obj-$(CONFIG_MFD_MT6397) += mt6397-core.o obj-$(CONFIG_MFD_ALTERA_A10SR) += altera-a10sr.o +obj-$(CONFIG_MFD_STPMIC1) += stpmic1.o obj-$(CONFIG_MFD_SUN4I_GPADC) += sun4i-gpadc.o obj-$(CONFIG_MFD_STM32_LPTIMER) += stm32-lptimer.o diff --git a/drivers/mfd/stpmic1.c b/drivers/mfd/stpmic1.c new file mode 100644 index 0000000..ea0bff2 --- /dev/null +++ b/drivers/mfd/stpmic1.c @@ -0,0 +1,457 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (C) STMicroelectronics 2018 +// Author: Pascal Paillet for STMicroelectronics. + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static bool stpmic1_reg_readable(struct device *dev, unsigned int reg); +static bool stpmic1_reg_writeable(struct device *dev, unsigned int reg); +static bool stpmic1_reg_volatile(struct device *dev, unsigned int reg); + +const struct regmap_config stpmic1_regmap_config = { + .reg_bits = 8, + .val_bits = 8, + .cache_type = REGCACHE_RBTREE, + .max_register = PMIC_MAX_REGISTER_ADDRESS, + .readable_reg = stpmic1_reg_readable, + .writeable_reg = stpmic1_reg_writeable, + .volatile_reg = stpmic1_reg_volatile, +}; + +#define FILL_IRQS(_index) \ + [(_index)] = { \ + .reg_offset = ((_index) >> 3), \ + .mask = (1 << (_index % 8)), \ + } + +static const struct regmap_irq stpmic1_irqs[] = { + FILL_IRQS(IT_PONKEY_F), + FILL_IRQS(IT_PONKEY_R), + FILL_IRQS(IT_WAKEUP_F), + FILL_IRQS(IT_WAKEUP_R), + FILL_IRQS(IT_VBUS_OTG_F), + FILL_IRQS(IT_VBUS_OTG_R), + FILL_IRQS(IT_SWOUT_F), + FILL_IRQS(IT_SWOUT_R), + + FILL_IRQS(IT_CURLIM_BUCK1), + FILL_IRQS(IT_CURLIM_BUCK2), + FILL_IRQS(IT_CURLIM_BUCK3), + FILL_IRQS(IT_CURLIM_BUCK4), + FILL_IRQS(IT_OCP_OTG), + FILL_IRQS(IT_OCP_SWOUT), + FILL_IRQS(IT_OCP_BOOST), + FILL_IRQS(IT_OVP_BOOST), + + FILL_IRQS(IT_CURLIM_LDO1), + FILL_IRQS(IT_CURLIM_LDO2), + FILL_IRQS(IT_CURLIM_LDO3), + FILL_IRQS(IT_CURLIM_LDO4), + FILL_IRQS(IT_CURLIM_LDO5), + FILL_IRQS(IT_CURLIM_LDO6), + FILL_IRQS(IT_SHORT_SWOTG), + FILL_IRQS(IT_SHORT_SWOUT), + + FILL_IRQS(IT_TWARN_F), + FILL_IRQS(IT_TWARN_R), + FILL_IRQS(IT_VINLOW_F), + FILL_IRQS(IT_VINLOW_R), + FILL_IRQS(IT_SWIN_F), + FILL_IRQS(IT_SWIN_R), +}; + +static const struct regmap_irq_chip stpmic1_regmap_irq_chip = { + .name = "pmic_irq", + .status_base = INT_PENDING_R1, + .mask_base = INT_CLEAR_MASK_R1, + .unmask_base = INT_SET_MASK_R1, + .ack_base = INT_CLEAR_R1, + .num_regs = STPMIC1_PMIC_NUM_IRQ_REGS, + .irqs = stpmic1_irqs, + .num_irqs = ARRAY_SIZE(stpmic1_irqs), +}; + +static bool stpmic1_reg_readable(struct device *dev, unsigned int reg) +{ + switch (reg) { + case TURN_ON_SR: + case TURN_OFF_SR: + case ICC_LDO_TURN_OFF_SR: + case ICC_BUCK_TURN_OFF_SR: + case RREQ_STATE_SR: + case VERSION_SR: + case SWOFF_PWRCTRL_CR: + case PADS_PULL_CR: + case BUCKS_PD_CR: + case LDO14_PD_CR: + case LDO56_VREF_PD_CR: + case VBUS_DET_VIN_CR: + case PKEY_TURNOFF_CR: + case BUCKS_MASK_RANK_CR: + case BUCKS_MASK_RESET_CR: + case LDOS_MASK_RANK_CR: + case LDOS_MASK_RESET_CR: + case WCHDG_CR: + case WCHDG_TIMER_CR: + case BUCKS_ICCTO_CR: + case LDOS_ICCTO_CR: + case BUCK1_ACTIVE_CR: + case BUCK2_ACTIVE_CR: + case BUCK3_ACTIVE_CR: + case BUCK4_ACTIVE_CR: + case VREF_DDR_ACTIVE_CR: + case LDO1_ACTIVE_CR: + case LDO2_ACTIVE_CR: + case LDO3_ACTIVE_CR: + case LDO4_ACTIVE_CR: + case LDO5_ACTIVE_CR: + case LDO6_ACTIVE_CR: + case BUCK1_STDBY_CR: + case BUCK2_STDBY_CR: + case BUCK3_STDBY_CR: + case BUCK4_STDBY_CR: + case VREF_DDR_STDBY_CR: + case LDO1_STDBY_CR: + case LDO2_STDBY_CR: + case LDO3_STDBY_CR: + case LDO4_STDBY_CR: + case LDO5_STDBY_CR: + case LDO6_STDBY_CR: + case BST_SW_CR: + case INT_PENDING_R1: + case INT_PENDING_R2: + case INT_PENDING_R3: + case INT_PENDING_R4: + case INT_DBG_LATCH_R1: + case INT_DBG_LATCH_R2: + case INT_DBG_LATCH_R3: + case INT_DBG_LATCH_R4: + case INT_CLEAR_R1: + case INT_CLEAR_R2: + case INT_CLEAR_R3: + case INT_CLEAR_R4: + case INT_MASK_R1: + case INT_MASK_R2: + case INT_MASK_R3: + case INT_MASK_R4: + case INT_SET_MASK_R1: + case INT_SET_MASK_R2: + case INT_SET_MASK_R3: + case INT_SET_MASK_R4: + case INT_CLEAR_MASK_R1: + case INT_CLEAR_MASK_R2: + case INT_CLEAR_MASK_R3: + case INT_CLEAR_MASK_R4: + case INT_SRC_R1: + case INT_SRC_R2: + case INT_SRC_R3: + case INT_SRC_R4: + return true; + default: + return false; + } +} + +static bool stpmic1_reg_writeable(struct device *dev, unsigned int reg) +{ + switch (reg) { + case SWOFF_PWRCTRL_CR: + case PADS_PULL_CR: + case BUCKS_PD_CR: + case LDO14_PD_CR: + case LDO56_VREF_PD_CR: + case VBUS_DET_VIN_CR: + case PKEY_TURNOFF_CR: + case BUCKS_MASK_RANK_CR: + case BUCKS_MASK_RESET_CR: + case LDOS_MASK_RANK_CR: + case LDOS_MASK_RESET_CR: + case WCHDG_CR: + case WCHDG_TIMER_CR: + case BUCKS_ICCTO_CR: + case LDOS_ICCTO_CR: + case BUCK1_ACTIVE_CR: + case BUCK2_ACTIVE_CR: + case BUCK3_ACTIVE_CR: + case BUCK4_ACTIVE_CR: + case VREF_DDR_ACTIVE_CR: + case LDO1_ACTIVE_CR: + case LDO2_ACTIVE_CR: + case LDO3_ACTIVE_CR: + case LDO4_ACTIVE_CR: + case LDO5_ACTIVE_CR: + case LDO6_ACTIVE_CR: + case BUCK1_STDBY_CR: + case BUCK2_STDBY_CR: + case BUCK3_STDBY_CR: + case BUCK4_STDBY_CR: + case VREF_DDR_STDBY_CR: + case LDO1_STDBY_CR: + case LDO2_STDBY_CR: + case LDO3_STDBY_CR: + case LDO4_STDBY_CR: + case LDO5_STDBY_CR: + case LDO6_STDBY_CR: + case BST_SW_CR: + case INT_DBG_LATCH_R1: + case INT_DBG_LATCH_R2: + case INT_DBG_LATCH_R3: + case INT_DBG_LATCH_R4: + case INT_CLEAR_R1: + case INT_CLEAR_R2: + case INT_CLEAR_R3: + case INT_CLEAR_R4: + case INT_SET_MASK_R1: + case INT_SET_MASK_R2: + case INT_SET_MASK_R3: + case INT_SET_MASK_R4: + case INT_CLEAR_MASK_R1: + case INT_CLEAR_MASK_R2: + case INT_CLEAR_MASK_R3: + case INT_CLEAR_MASK_R4: + return true; + default: + return false; + } +} + +static bool stpmic1_reg_volatile(struct device *dev, unsigned int reg) +{ + switch (reg) { + case TURN_ON_SR: + case TURN_OFF_SR: + case ICC_LDO_TURN_OFF_SR: + case ICC_BUCK_TURN_OFF_SR: + case RREQ_STATE_SR: + case INT_PENDING_R1: + case INT_PENDING_R2: + case INT_PENDING_R3: + case INT_PENDING_R4: + case INT_SRC_R1: + case INT_SRC_R2: + case INT_SRC_R3: + case INT_SRC_R4: + case WCHDG_CR: + return true; + default: + return false; + } +} + +static int stpmic1_configure_from_dt(struct stpmic1_dev *pmic_dev) +{ + struct device_node *np = pmic_dev->np; + u32 reg; + int ret, irq; + + irq = of_irq_get(np, 0); + if (irq <= 0) { + dev_err(pmic_dev->dev, + "Failed to get irq config: %d\n", irq); + return irq ?: -ENODEV; + } + pmic_dev->irq = irq; + + irq = of_irq_get(np, 1); + if (irq > 0) + pmic_dev->irq_wake = irq; + else + pmic_dev->irq_wake = pmic_dev->irq; + + device_init_wakeup(pmic_dev->dev, true); + ret = dev_pm_set_dedicated_wake_irq(pmic_dev->dev, pmic_dev->irq_wake); + if (ret) + dev_warn(pmic_dev->dev, "failed to set up wakeup irq"); + + if (!of_property_read_u32(np, "st,main-control-register", ®)) { + ret = regmap_update_bits(pmic_dev->regmap, + SWOFF_PWRCTRL_CR, + PWRCTRL_POLARITY_HIGH | + PWRCTRL_PIN_VALID | + RESTART_REQUEST_ENABLED, + reg); + if (ret) { + dev_err(pmic_dev->dev, + "Failed to update main control register: %d\n", + ret); + return ret; + } + } + + if (!of_property_read_u32(np, "st,pads-pull-register", ®)) { + ret = regmap_update_bits(pmic_dev->regmap, + PADS_PULL_CR, + WAKEUP_DETECTOR_DISABLED | + PWRCTRL_PD_ACTIVE | + PWRCTRL_PU_ACTIVE | + WAKEUP_PD_ACTIVE, + reg); + if (ret) { + dev_err(pmic_dev->dev, + "Failed to update pads control register: %d\n", + ret); + return ret; + } + } + + if (!of_property_read_u32(np, "st,vin-control-register", ®)) { + ret = regmap_update_bits(pmic_dev->regmap, + VBUS_DET_VIN_CR, + VINLOW_CTRL_REG_MASK, + reg); + if (ret) { + dev_err(pmic_dev->dev, + "Failed to update vin control register: %d\n", + ret); + return ret; + } + } + + if (!of_property_read_u32(np, "st,usb-control-register", ®)) { + ret = regmap_update_bits(pmic_dev->regmap, BST_SW_CR, + BOOST_OVP_DISABLED | + VBUS_OTG_DETECTION_DISABLED | + SW_OUT_DISCHARGE | + VBUS_OTG_DISCHARGE | + OCP_LIMIT_HIGH, + reg); + if (ret) { + dev_err(pmic_dev->dev, + "Failed to update usb control register: %d\n", + ret); + return ret; + } + } + + return 0; +} + +int stpmic1_device_init(struct stpmic1_dev *pmic_dev) +{ + int ret; + unsigned int val; + + pmic_dev->regmap = + devm_regmap_init_i2c(pmic_dev->i2c, &stpmic1_regmap_config); + + if (IS_ERR(pmic_dev->regmap)) + return PTR_ERR(pmic_dev->regmap); + + ret = stpmic1_configure_from_dt(pmic_dev); + if (ret) { + dev_err(pmic_dev->dev, + "Unable to configure PMIC from Device Tree: %d\n", ret); + return ret; + } + + /* Read Version ID */ + ret = regmap_read(pmic_dev->regmap, VERSION_SR, &val); + if (ret) { + dev_err(pmic_dev->dev, "Unable to read pmic version\n"); + return ret; + } + dev_info(pmic_dev->dev, "PMIC Chip Version: 0x%x\n", val); + + /* Initialize PMIC IRQ Chip & IRQ domains associated */ + ret = devm_regmap_add_irq_chip(pmic_dev->dev, pmic_dev->regmap, + pmic_dev->irq, + IRQF_ONESHOT | IRQF_SHARED, + 0, &stpmic1_regmap_irq_chip, + &pmic_dev->irq_data); + if (ret) { + dev_err(pmic_dev->dev, "IRQ Chip registration failed: %d\n", + ret); + return ret; + } + + return 0; +} + +static int stpmic1_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct stpmic1_dev *pmic; + struct device *dev = &i2c->dev; + int ret; + + pmic = devm_kzalloc(dev, sizeof(struct stpmic1_dev), GFP_KERNEL); + if (!pmic) + return -ENOMEM; + + pmic->np = dev->of_node; + + dev_set_drvdata(dev, pmic); + pmic->dev = dev; + pmic->i2c = i2c; + + ret = stpmic1_device_init(pmic); + if (ret) + return ret; + + return devm_of_platform_populate(pmic->dev); +} + +static const struct i2c_device_id stpmic1_id[] = { + { "stpmic1", 0 }, + {} +}; + +MODULE_DEVICE_TABLE(i2c, stpmic1_id); + +#ifdef CONFIG_PM_SLEEP +static int stpmic1_suspend(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + struct stpmic1_dev *pmic_dev = i2c_get_clientdata(i2c); + + if (device_may_wakeup(dev)) + enable_irq_wake(pmic_dev->irq_wake); + + disable_irq(pmic_dev->irq); + return 0; +} + +static int stpmic1_resume(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + struct stpmic1_dev *pmic_dev = i2c_get_clientdata(i2c); + int ret; + + ret = regcache_sync(pmic_dev->regmap); + if (ret) + return ret; + + if (device_may_wakeup(dev)) + disable_irq_wake(pmic_dev->irq_wake); + + enable_irq(pmic_dev->irq); + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(stpmic1_pm, stpmic1_suspend, stpmic1_resume); + +static struct i2c_driver stpmic1_driver = { + .driver = { + .name = "stpmic1", + .pm = &stpmic1_pm, + }, + .probe = stpmic1_probe, + .id_table = stpmic1_id, +}; + +module_i2c_driver(stpmic1_driver); + +MODULE_DESCRIPTION("STPMIC1 PMIC Driver"); +MODULE_AUTHOR("Pascal Paillet"); +MODULE_LICENSE("GPL v2"); diff --git a/include/linux/mfd/stpmic1.h b/include/linux/mfd/stpmic1.h new file mode 100644 index 0000000..024769d --- /dev/null +++ b/include/linux/mfd/stpmic1.h @@ -0,0 +1,220 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) STMicroelectronics 2018 - All Rights Reserved + * Author: Philippe Peurichard , + * Pascal Paillet for STMicroelectronics. + */ + +#ifndef __LINUX_MFD_STPMIC1_H +#define __LINUX_MFD_STPMIC1_H + +#define TURN_ON_SR 0x1 +#define TURN_OFF_SR 0x2 +#define ICC_LDO_TURN_OFF_SR 0x3 +#define ICC_BUCK_TURN_OFF_SR 0x4 +#define RREQ_STATE_SR 0x5 +#define VERSION_SR 0x6 + +#define SWOFF_PWRCTRL_CR 0x10 +#define PADS_PULL_CR 0x11 +#define BUCKS_PD_CR 0x12 +#define LDO14_PD_CR 0x13 +#define LDO56_VREF_PD_CR 0x14 +#define VBUS_DET_VIN_CR 0x15 +#define PKEY_TURNOFF_CR 0x16 +#define BUCKS_MASK_RANK_CR 0x17 +#define BUCKS_MASK_RESET_CR 0x18 +#define LDOS_MASK_RANK_CR 0x19 +#define LDOS_MASK_RESET_CR 0x1A +#define WCHDG_CR 0x1B +#define WCHDG_TIMER_CR 0x1C +#define BUCKS_ICCTO_CR 0x1D +#define LDOS_ICCTO_CR 0x1E + +#define BUCK1_ACTIVE_CR 0x20 +#define BUCK2_ACTIVE_CR 0x21 +#define BUCK3_ACTIVE_CR 0x22 +#define BUCK4_ACTIVE_CR 0x23 +#define VREF_DDR_ACTIVE_CR 0x24 +#define LDO1_ACTIVE_CR 0x25 +#define LDO2_ACTIVE_CR 0x26 +#define LDO3_ACTIVE_CR 0x27 +#define LDO4_ACTIVE_CR 0x28 +#define LDO5_ACTIVE_CR 0x29 +#define LDO6_ACTIVE_CR 0x2A + +#define BUCK1_STDBY_CR 0x30 +#define BUCK2_STDBY_CR 0x31 +#define BUCK3_STDBY_CR 0x32 +#define BUCK4_STDBY_CR 0x33 +#define VREF_DDR_STDBY_CR 0x34 +#define LDO1_STDBY_CR 0x35 +#define LDO2_STDBY_CR 0x36 +#define LDO3_STDBY_CR 0x37 +#define LDO4_STDBY_CR 0x38 +#define LDO5_STDBY_CR 0x39 +#define LDO6_STDBY_CR 0x3A + +#define BST_SW_CR 0x40 + +#define INT_PENDING_R1 0x50 +#define INT_PENDING_R2 0x51 +#define INT_PENDING_R3 0x52 +#define INT_PENDING_R4 0x53 + +#define INT_DBG_LATCH_R1 0x60 +#define INT_DBG_LATCH_R2 0x61 +#define INT_DBG_LATCH_R3 0x62 +#define INT_DBG_LATCH_R4 0x63 + +#define INT_CLEAR_R1 0x70 +#define INT_CLEAR_R2 0x71 +#define INT_CLEAR_R3 0x72 +#define INT_CLEAR_R4 0x73 + +#define INT_MASK_R1 0x80 +#define INT_MASK_R2 0x81 +#define INT_MASK_R3 0x82 +#define INT_MASK_R4 0x83 + +#define INT_SET_MASK_R1 0x90 +#define INT_SET_MASK_R2 0x91 +#define INT_SET_MASK_R3 0x92 +#define INT_SET_MASK_R4 0x93 + +#define INT_CLEAR_MASK_R1 0xA0 +#define INT_CLEAR_MASK_R2 0xA1 +#define INT_CLEAR_MASK_R3 0xA2 +#define INT_CLEAR_MASK_R4 0xA3 + +#define INT_SRC_R1 0xB0 +#define INT_SRC_R2 0xB1 +#define INT_SRC_R3 0xB2 +#define INT_SRC_R4 0xB3 + +#define PMIC_MAX_REGISTER_ADDRESS INT_SRC_R4 + +#define STPMIC1_PMIC_NUM_IRQ_REGS 4 + +#define TURN_OFF_SR_ICC_EVENT 0x08 + +#define LDO_VOLTAGE_MASK GENMASK(6, 2) +#define BUCK_VOLTAGE_MASK GENMASK(7, 2) +#define LDO_BUCK_VOLTAGE_SHIFT 2 + +#define LDO_ENABLE_MASK BIT(0) +#define BUCK_ENABLE_MASK BIT(0) + +#define BUCK_HPLP_ENABLE_MASK BIT(1) +#define BUCK_HPLP_SHIFT 1 + +#define STDBY_ENABLE_MASK BIT(0) + +#define BUCKS_PD_CR_REG_MASK GENMASK(7, 0) +#define BUCK_MASK_RANK_REGISTER_MASK GENMASK(3, 0) +#define BUCK_MASK_RESET_REGISTER_MASK GENMASK(3, 0) +#define LDO1234_PULL_DOWN_REGISTER_MASK GENMASK(7, 0) +#define LDO56_VREF_PD_CR_REG_MASK GENMASK(5, 0) +#define LDO_MASK_RANK_REGISTER_MASK GENMASK(5, 0) +#define LDO_MASK_RESET_REGISTER_MASK GENMASK(5, 0) + +#define BUCK1_PULL_DOWN_REG BUCKS_PD_CR +#define BUCK1_PULL_DOWN_MASK BIT(0) +#define BUCK2_PULL_DOWN_REG BUCKS_PD_CR +#define BUCK2_PULL_DOWN_MASK BIT(2) +#define BUCK3_PULL_DOWN_REG BUCKS_PD_CR +#define BUCK3_PULL_DOWN_MASK BIT(4) +#define BUCK4_PULL_DOWN_REG BUCKS_PD_CR +#define BUCK4_PULL_DOWN_MASK BIT(6) + +#define LDO1_PULL_DOWN_REG LDO14_PD_CR +#define LDO1_PULL_DOWN_MASK BIT(0) +#define LDO2_PULL_DOWN_REG LDO14_PD_CR +#define LDO2_PULL_DOWN_MASK BIT(2) +#define LDO3_PULL_DOWN_REG LDO14_PD_CR +#define LDO3_PULL_DOWN_MASK BIT(4) +#define LDO4_PULL_DOWN_REG LDO14_PD_CR +#define LDO4_PULL_DOWN_MASK BIT(6) +#define LDO5_PULL_DOWN_REG LDO56_VREF_PD_CR +#define LDO5_PULL_DOWN_MASK BIT(0) +#define LDO6_PULL_DOWN_REG LDO56_VREF_PD_CR +#define LDO6_PULL_DOWN_MASK BIT(2) +#define VREF_DDR_PULL_DOWN_REG LDO56_VREF_PD_CR +#define VREF_DDR_PULL_DOWN_MASK BIT(4) + +#define BUCKS_ICCTO_CR_REG_MASK GENMASK(6, 0) +#define LDOS_ICCTO_CR_REG_MASK GENMASK(5, 0) + +#define LDO_BYPASS_MASK BIT(7) + +/* Main PMIC Control Register + * SWOFF_PWRCTRL_CR + * Address : 0x10 + */ +#define ICC_EVENT_ENABLED BIT(4) +#define PWRCTRL_POLARITY_HIGH BIT(3) +#define PWRCTRL_PIN_VALID BIT(2) +#define RESTART_REQUEST_ENABLED BIT(1) +#define SOFTWARE_SWITCH_OFF_ENABLED BIT(0) + +/* Main PMIC PADS Control Register + * PADS_PULL_CR + * Address : 0x11 + */ +#define WAKEUP_DETECTOR_DISABLED BIT(4) +#define PWRCTRL_PD_ACTIVE BIT(3) +#define PWRCTRL_PU_ACTIVE BIT(2) +#define WAKEUP_PD_ACTIVE BIT(1) +#define PONKEY_PU_ACTIVE BIT(0) + +/* Main PMIC VINLOW Control Register + * VBUS_DET_VIN_CRC DMSC + * Address : 0x15 + */ +#define SWIN_DETECTOR_ENABLED BIT(7) +#define SWOUT_DETECTOR_ENABLED BIT(6) +#define VINLOW_ENABLED BIT(0) +#define VINLOW_CTRL_REG_MASK GENMASK(7, 0) + +/* USB Control Register + * Address : 0x40 + */ +#define BOOST_OVP_DISABLED BIT(7) +#define VBUS_OTG_DETECTION_DISABLED BIT(6) +#define SW_OUT_DISCHARGE BIT(5) +#define VBUS_OTG_DISCHARGE BIT(4) +#define OCP_LIMIT_HIGH BIT(3) +#define SWIN_SWOUT_ENABLED BIT(2) +#define USBSW_OTG_SWITCH_ENABLED BIT(1) +#define BOOST_ENABLED BIT(0) + +/* PKEY_TURNOFF_CR + * Address : 0x16 + */ +#define PONKEY_PWR_OFF BIT(7) +#define PONKEY_CC_FLAG_CLEAR BIT(6) +#define PONKEY_TURNOFF_TIMER_MASK GENMASK(3, 0) +#define PONKEY_TURNOFF_MASK GENMASK(7, 0) + +/* + * struct stpmic1_dev - stpmic1 master device for sub-drivers + * @dev: master device of the chip (can be used to access platform data) + * @i2c: i2c client private data for regulator + * @np: device DT node pointer + * @irq_base: base IRQ numbers + * @irq: generic IRQ number + * @irq_wake: wakeup IRQ number + * @regmap_irq_chip_data: irq chip data + */ +struct stpmic1_dev { + struct device *dev; + struct i2c_client *i2c; + struct regmap *regmap; + struct device_node *np; + unsigned int irq_base; + int irq; + int irq_wake; + struct regmap_irq_chip_data *irq_data; +}; + +#endif /* __LINUX_MFD_STPMIC1_H */ -- 1.9.1