From: pascal paillet <p.pail...@st.com>

stpmic1 is a pmic from STMicroelectronics. The STPMIC1 integrates 10
regulators , 3 switches, a watchdog and an input for a power on key.

Signed-off-by: pascal paillet <p.pail...@st.com>
---
changes in v4:
* rename PONKEY_PU_ACTIVE to PONKEY_PU_INACTIVE

 drivers/mfd/Kconfig         |  13 ++
 drivers/mfd/Makefile        |   1 +
 drivers/mfd/stpmic1.c       | 401 ++++++++++++++++++++++++++++++++++++++++++++
 include/linux/mfd/stpmic1.h | 212 +++++++++++++++++++++++
 4 files changed, 627 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 11841f4..b8dabc7 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1855,6 +1855,19 @@ 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 ST Microelectronics 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 5856a94..76fff14 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -232,6 +232,7 @@ 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..90dfee4
--- /dev/null
+++ b/drivers/mfd/stpmic1.c
@@ -0,0 +1,401 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) STMicroelectronics 2018
+// Author: Pascal Paillet <p.pail...@st.com>
+
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/core.h>
+#include <linux/mfd/stpmic1.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/pm_wakeirq.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/mfd/st,stpmic1.h>
+
+#define STPMIC1_MAIN_IRQ 0
+#define STPMIC1_WAKEUP_IRQ 1
+
+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;
+       }
+}
+
+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,
+};
+
+static const struct regmap_irq stpmic1_irqs[] = {
+       [IT_PONKEY_F]           = { .mask = 0x01 },
+       [IT_PONKEY_R]           = { .mask = 0x02 },
+       [IT_WAKEUP_F]           = { .mask = 0x04 },
+       [IT_WAKEUP_R]           = { .mask = 0x08 },
+       [IT_VBUS_OTG_F]         = { .mask = 0x10 },
+       [IT_VBUS_OTG_R]         = { .mask = 0x20 },
+       [IT_SWOUT_F]            = { .mask = 0x40 },
+       [IT_SWOUT_R]            = { .mask = 0x80 },
+
+       [IT_CURLIM_BUCK1]       = { .reg_offset = 1, .mask = 0x01 },
+       [IT_CURLIM_BUCK2]       = { .reg_offset = 1, .mask = 0x02 },
+       [IT_CURLIM_BUCK3]       = { .reg_offset = 1, .mask = 0x04 },
+       [IT_CURLIM_BUCK4]       = { .reg_offset = 1, .mask = 0x08 },
+       [IT_OCP_OTG]            = { .reg_offset = 1, .mask = 0x10 },
+       [IT_OCP_SWOUT]          = { .reg_offset = 1, .mask = 0x20 },
+       [IT_OCP_BOOST]          = { .reg_offset = 1, .mask = 0x40 },
+       [IT_OVP_BOOST]          = { .reg_offset = 1, .mask = 0x80 },
+
+       [IT_CURLIM_LDO1]        = { .reg_offset = 2, .mask = 0x01 },
+       [IT_CURLIM_LDO2]        = { .reg_offset = 2, .mask = 0x02 },
+       [IT_CURLIM_LDO3]        = { .reg_offset = 2, .mask = 0x04 },
+       [IT_CURLIM_LDO4]        = { .reg_offset = 2, .mask = 0x08 },
+       [IT_CURLIM_LDO5]        = { .reg_offset = 2, .mask = 0x10 },
+       [IT_CURLIM_LDO6]        = { .reg_offset = 2, .mask = 0x20 },
+       [IT_SHORT_SWOTG]        = { .reg_offset = 2, .mask = 0x40 },
+       [IT_SHORT_SWOUT]        = { .reg_offset = 2, .mask = 0x80 },
+
+       [IT_TWARN_F]            = { .reg_offset = 3, .mask = 0x01 },
+       [IT_TWARN_R]            = { .reg_offset = 3, .mask = 0x02 },
+       [IT_VINLOW_F]           = { .reg_offset = 3, .mask = 0x04 },
+       [IT_VINLOW_R]           = { .reg_offset = 3, .mask = 0x08 },
+       [IT_SWIN_F]             = { .reg_offset = 3, .mask = 0x40 },
+       [IT_SWIN_R]             = { .reg_offset = 3, .mask = 0x80 },
+};
+
+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 int stpmic1_probe(struct i2c_client *i2c,
+                        const struct i2c_device_id *id)
+{
+       struct stpmic1 *ddata;
+       struct device *dev = &i2c->dev;
+       int ret;
+       struct device_node *np = dev->of_node;
+       u32 reg;
+
+       ddata = devm_kzalloc(dev, sizeof(struct stpmic1), GFP_KERNEL);
+       if (!ddata)
+               return -ENOMEM;
+
+       i2c_set_clientdata(i2c, ddata);
+       ddata->dev = dev;
+
+       ddata->regmap = devm_regmap_init_i2c(i2c, &stpmic1_regmap_config);
+       if (IS_ERR(ddata->regmap))
+               return PTR_ERR(ddata->regmap);
+
+       ddata->irq = of_irq_get(np, STPMIC1_MAIN_IRQ);
+       if (ddata->irq < 0) {
+               dev_err(dev, "Failed to get main IRQ: %d\n", ddata->irq);
+               return ddata->irq;
+       }
+
+       if (!of_property_read_u32(np, "st,main-control-register", &reg)) {
+               ret = regmap_update_bits(ddata->regmap,
+                                        SWOFF_PWRCTRL_CR,
+                                        PWRCTRL_POLARITY_HIGH |
+                                        PWRCTRL_PIN_VALID |
+                                        RESTART_REQUEST_ENABLED,
+                                        reg);
+               if (ret) {
+                       dev_err(dev,
+                               "Failed to update main control register: %d\n",
+                               ret);
+                       return ret;
+               }
+       }
+
+       /* Read Version ID */
+       ret = regmap_read(ddata->regmap, VERSION_SR, &reg);
+       if (ret) {
+               dev_err(dev, "Unable to read pmic version\n");
+               return ret;
+       }
+       dev_info(dev, "PMIC Chip Version: 0x%x\n", reg);
+
+       if (!of_property_read_u32(np, "st,pads-pull-register", &reg)) {
+               ret = regmap_update_bits(ddata->regmap,
+                                        PADS_PULL_CR,
+                                        WAKEUP_DETECTOR_DISABLED |
+                                        PWRCTRL_PD_ACTIVE |
+                                        PWRCTRL_PU_ACTIVE |
+                                        WAKEUP_PD_ACTIVE,
+                                        reg);
+               if (ret) {
+                       dev_err(dev,
+                               "Failed to update pads control register: %d\n",
+                               ret);
+                       return ret;
+               }
+       }
+
+       if (!of_property_read_u32(np, "st,vin-control-register", &reg)) {
+               ret = regmap_update_bits(ddata->regmap,
+                                        VBUS_DET_VIN_CR,
+                                        VINLOW_CTRL_REG_MASK,
+                                        reg);
+               if (ret) {
+                       dev_err(dev,
+                               "Failed to update vin control register: %d\n",
+                               ret);
+                       return ret;
+               }
+       }
+
+       if (!of_property_read_u32(np, "st,usb-control-register", &reg)) {
+               ret = regmap_update_bits(ddata->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(dev,
+                               "Failed to update usb control register: %d\n",
+                               ret);
+                       return ret;
+               }
+       }
+
+       /* Initialize PMIC IRQ Chip & IRQ domains associated */
+       ret = devm_regmap_add_irq_chip(dev, ddata->regmap, ddata->irq,
+                                      IRQF_ONESHOT | IRQF_SHARED,
+                                      0, &stpmic1_regmap_irq_chip,
+                                      &ddata->irq_data);
+       if (ret) {
+               dev_err(dev, "IRQ Chip registration failed: %d\n", ret);
+               return ret;
+       }
+
+       return devm_of_platform_populate(dev);
+}
+
+static const struct i2c_device_id stpmic1_id[] = {
+       { "stpmic1"},
+       {}
+};
+
+MODULE_DEVICE_TABLE(i2c, stpmic1_id);
+
+#ifdef CONFIG_PM_SLEEP
+static int stpmic1_suspend(struct device *dev)
+{
+       struct i2c_client *i2c = to_i2c_client(dev);
+       struct stpmic1 *pmic_dev = i2c_get_clientdata(i2c);
+
+       disable_irq(pmic_dev->irq);
+
+       return 0;
+}
+
+static int stpmic1_resume(struct device *dev)
+{
+       struct i2c_client *i2c = to_i2c_client(dev);
+       struct stpmic1 *pmic_dev = i2c_get_clientdata(i2c);
+       int ret;
+
+       ret = regcache_sync(pmic_dev->regmap);
+       if (ret)
+               return ret;
+
+       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 <p.pail...@st.com>");
+MODULE_LICENSE("GPL v2");
diff --git a/include/linux/mfd/stpmic1.h b/include/linux/mfd/stpmic1.h
new file mode 100644
index 0000000..fa3f99f
--- /dev/null
+++ b/include/linux/mfd/stpmic1.h
@@ -0,0 +1,212 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) STMicroelectronics 2018 - All Rights Reserved
+ * Author: Philippe Peurichard <philippe.peurich...@st.com>,
+ * Pascal Paillet <p.pail...@st.com> 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_INACTIVE             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 - stpmic1 master device for sub-drivers
+ * @dev: master device of the chip (can be used to access platform data)
+ * @irq: main IRQ number
+ * @regmap_irq_chip_data: irq chip data
+ */
+struct stpmic1 {
+       struct device *dev;
+       struct regmap *regmap;
+       int irq;
+       struct regmap_irq_chip_data *irq_data;
+};
+
+#endif /*  __LINUX_MFD_STPMIC1_H */
-- 
1.9.1

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