regulator: da9210: New driver

I2C driver for the Dialog DA9210 Multi-phase 12A DC-DC Buck.

Signed-off-by: Steve Twiss <stwiss.opensource@diasemi.com>
Signed-off-by: David Dajun Chen <david.chen@diasemi.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

4 files changed, 496 insertions, 0 deletions

diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index 759b601b54ef..fd4ae82c648e 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -147,6 +147,16 @@ config REGULATOR_DA9055
           This driver can also be built as a module. If so, the module
           will be called da9055-regulator.
 
+config REGULATOR_DA9210
+        tristate "Dialog Semiconductor DA9210 regulator"
+        depends on I2C
+        select REGMAP_I2C
+        help
+          Say y here to support for the Dialog Semiconductor DA9210.
+          The DA9210 is a multi-phase synchronous step down
+          converter 12A DC-DC Buck controlled through an I2C
+          interface.
+
 config REGULATOR_DBX500_PRCMU
         bool
 
diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
index d240772d90ee..0fbbc44eccf5 100644
--- a/drivers/regulator/Makefile
+++ b/drivers/regulator/Makefile
@@ -20,6 +20,7 @@ obj-$(CONFIG_REGULATOR_AS3711) += as3711-regulator.o
 obj-$(CONFIG_REGULATOR_DA903X)  += da903x.o
 obj-$(CONFIG_REGULATOR_DA9052)  += da9052-regulator.o
 obj-$(CONFIG_REGULATOR_DA9055)  += da9055-regulator.o
+obj-$(CONFIG_REGULATOR_DA9210) += da9210-regulator.o
 obj-$(CONFIG_REGULATOR_DBX500_PRCMU) += dbx500-prcmu.o
 obj-$(CONFIG_REGULATOR_DB8500_PRCMU) += db8500-prcmu.o
 obj-$(CONFIG_REGULATOR_FAN53555) += fan53555.o
diff --git a/drivers/regulator/da9210-regulator.c b/drivers/regulator/da9210-regulator.c
new file mode 100644
index 000000000000..bf492bc7d3de
--- /dev/null
+++ b/drivers/regulator/da9210-regulator.c
@@ -0,0 +1,197 @@
+/*
+ * da9210-regulator.c - Regulator device driver for DA9210
+ * Copyright (C) 2013  Dialog Semiconductor Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ */
+
+#include <linux/err.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/regmap.h>
+
+#include "da9210-regulator.h"
+
+struct da9210 {
+        struct regulator_dev *rdev;
+        struct regmap *regmap;
+};
+
+static const struct regmap_config da9210_regmap_config = {
+        .reg_bits = 8,
+        .val_bits = 8,
+};
+
+static int da9210_set_current_limit(struct regulator_dev *rdev, int min_uA,
+                                    int max_uA);
+static int da9210_get_current_limit(struct regulator_dev *rdev);
+
+static struct regulator_ops da9210_buck_ops = {
+        .enable = regulator_enable_regmap,
+        .disable = regulator_disable_regmap,
+        .is_enabled = regulator_is_enabled_regmap,
+        .set_voltage_sel = regulator_set_voltage_sel_regmap,
+        .get_voltage_sel = regulator_get_voltage_sel_regmap,
+        .list_voltage = regulator_list_voltage_linear,
+        .set_current_limit = da9210_set_current_limit,
+        .get_current_limit = da9210_get_current_limit,
+};
+
+/* Default limits measured in millivolts and milliamps */
+#define DA9210_MIN_MV           300
+#define DA9210_MAX_MV           1570
+#define DA9210_STEP_MV          10
+
+/* Current limits for buck (uA) indices corresponds with register values */
+static const int da9210_buck_limits[] = {
+        1600000, 1800000, 2000000, 2200000, 2400000, 2600000, 2800000, 3000000,
+        3200000, 3400000, 3600000, 3800000, 4000000, 4200000, 4400000, 4600000
+};
+
+static const struct regulator_desc da9210_reg = {
+        .name = "DA9210",
+        .id = 0,
+        .ops = &da9210_buck_ops,
+        .type = REGULATOR_VOLTAGE,
+        .n_voltages = ((DA9210_MAX_MV - DA9210_MIN_MV) / DA9210_STEP_MV) + 1,
+        .min_uV = (DA9210_MIN_MV * 1000),
+        .uV_step = (DA9210_STEP_MV * 1000),
+        .vsel_reg = DA9210_REG_VBUCK_A,
+        .vsel_mask = DA9210_VBUCK_MASK,
+        .enable_reg = DA9210_REG_BUCK_CONT,
+        .enable_mask = DA9210_BUCK_EN,
+        .owner = THIS_MODULE,
+};
+
+static int da9210_set_current_limit(struct regulator_dev *rdev, int min_uA,
+                                    int max_uA)
+{
+        struct da9210 *chip = rdev_get_drvdata(rdev);
+        unsigned int sel;
+        int i;
+
+        /* search for closest to maximum */
+        for (i = ARRAY_SIZE(da9210_buck_limits)-1; i >= 0; i--) {
+                if (min_uA <= da9210_buck_limits[i] &&
+                    max_uA >= da9210_buck_limits[i]) {
+                        sel = i;
+                        sel = sel << DA9210_BUCK_ILIM_SHIFT;
+                        return regmap_update_bits(chip->regmap,
+                                                  DA9210_REG_BUCK_ILIM,
+                                                  DA9210_BUCK_ILIM_MASK, sel);
+                }
+        }
+
+        return -EINVAL;
+}
+
+static int da9210_get_current_limit(struct regulator_dev *rdev)
+{
+        struct da9210 *chip = rdev_get_drvdata(rdev);
+        unsigned int data;
+        unsigned int sel;
+        int ret;
+
+        ret = regmap_read(chip->regmap, DA9210_REG_BUCK_ILIM, &data);
+        if (ret < 0)
+                return ret;
+
+        /* select one of 16 values: 0000 (1600mA) to 1111 (4600mA) */
+        sel = (data & DA9210_BUCK_ILIM_MASK) >> DA9210_BUCK_ILIM_SHIFT;
+
+        return da9210_buck_limits[sel];
+}
+
+/*
+ * I2C driver interface functions
+ */
+static int da9210_i2c_probe(struct i2c_client *i2c,
+                            const struct i2c_device_id *id)
+{
+        struct da9210 *chip;
+        struct da9210_pdata *pdata = i2c->dev.platform_data;
+        struct regulator_dev *rdev = NULL;
+        struct regulator_config config = { };
+        int error;
+
+        chip = devm_kzalloc(&i2c->dev, sizeof(struct da9210), GFP_KERNEL);
+        if (NULL == chip) {
+                dev_err(&i2c->dev,
+                        "Cannot kzalloc memory for regulator structure\n");
+                return -ENOMEM;
+        }
+
+        chip->regmap = devm_regmap_init_i2c(i2c, &da9210_regmap_config);
+        if (IS_ERR(chip->regmap)) {
+                error = PTR_ERR(chip->regmap);
+                dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
+                        error);
+                return error;
+        }
+
+        config.dev = &i2c->dev;
+        if (pdata)
+                config.init_data = &pdata->da9210_constraints;
+        config.driver_data = chip;
+        config.regmap = chip->regmap;
+
+        rdev = regulator_register(&da9210_reg, &config);
+        if (IS_ERR(rdev)) {
+                dev_err(&i2c->dev, "Failed to register DA9210 regulator\n");
+                return PTR_ERR(rdev);
+        }
+
+        chip->rdev = rdev;
+
+        i2c_set_clientdata(i2c, chip);
+
+        return 0;
+}
+
+static int da9210_i2c_remove(struct i2c_client *i2c)
+{
+        struct da9210 *chip = i2c_get_clientdata(i2c);
+        regulator_unregister(chip->rdev);
+        return 0;
+}
+
+static const struct i2c_device_id da9210_i2c_id[] = {
+        {"da9210", 0},
+        {},
+};
+
+MODULE_DEVICE_TABLE(i2c, da9210_i2c_id);
+
+static struct i2c_driver da9210_regulator_driver = {
+        .driver = {
+                .name = "da9210",
+                .owner = THIS_MODULE,
+        },
+        .probe = da9210_i2c_probe,
+        .remove = da9210_i2c_remove,
+        .id_table = da9210_i2c_id,
+};
+
+module_i2c_driver(da9210_regulator_driver);
+
+MODULE_AUTHOR("S Twiss <stwiss.opensource@diasemi.com>");
+MODULE_DESCRIPTION("Regulator device driver for Dialog DA9210");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("i2c:da9210");
diff --git a/drivers/regulator/da9210-regulator.h b/drivers/regulator/da9210-regulator.h
new file mode 100644
index 000000000000..749c550808b6
--- /dev/null
+++ b/drivers/regulator/da9210-regulator.h
@@ -0,0 +1,288 @@
+
+/*
+ * da9210-regulator.h - Regulator definitions for DA9210
+ * Copyright (C) 2013  Dialog Semiconductor Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ */
+
+#ifndef __DA9210_REGISTERS_H__
+#define __DA9210_REGISTERS_H__
+
+struct da9210_pdata {
+        struct regulator_init_data da9210_constraints;
+};
+
+/* Page selection */
+#define DA9210_REG_PAGE_CON                     0x00
+
+/* System Control and Event Registers */
+#define DA9210_REG_STATUS_A                     0x50
+#define DA9210_REG_STATUS_B                     0x51
+#define DA9210_REG_EVENT_A                      0x52
+#define DA9210_REG_EVENT_B                      0x53
+#define DA9210_REG_MASK_A                       0x54
+#define DA9210_REG_MASK_B                       0x55
+#define DA9210_REG_CONTROL_A                    0x56
+
+/* GPIO Control Registers */
+#define DA9210_REG_GPIO_0_1                     0x58
+#define DA9210_REG_GPIO_2_3                     0x59
+#define DA9210_REG_GPIO_4_5                     0x5A
+#define DA9210_REG_GPIO_6                       0x5B
+
+/* Regulator Registers */
+#define DA9210_REG_BUCK_CONT                    0x5D
+#define DA9210_REG_BUCK_ILIM                    0xD0
+#define DA9210_REG_BUCK_CONF1                   0xD1
+#define DA9210_REG_BUCK_CONF2                   0xD2
+#define DA9210_REG_VBACK_AUTO                   0xD4
+#define DA9210_REG_VBACK_BASE                   0xD5
+#define DA9210_REG_VBACK_MAX_DVC_IF             0xD6
+#define DA9210_REG_VBACK_DVC                    0xD7
+#define DA9210_REG_VBUCK_A                      0xD8
+#define DA9210_REG_VBUCK_B                      0xD9
+
+/* I2C Interface Settings */
+#define DA9210_REG_INTERFACE                    0x105
+
+/* OTP */
+#define DA9210_REG_OPT_COUNT                    0x140
+#define DA9210_REG_OPT_ADDR                     0x141
+#define DA9210_REG_OPT_DATA                     0x142
+
+/* Customer Trim and Configuration */
+#define DA9210_REG_CONFIG_A                     0x143
+#define DA9210_REG_CONFIG_B                     0x144
+#define DA9210_REG_CONFIG_C                     0x145
+#define DA9210_REG_CONFIG_D                     0x146
+#define DA9210_REG_CONFIG_E                     0x147
+
+
+/*
+ * Registers bits
+ */
+/* DA9210_REG_PAGE_CON (addr=0x00) */
+#define DA9210_PEG_PAGE_SHIFT                   0
+#define DA9210_REG_PAGE_MASK                    0x0F
+/* On I2C registers 0x00 - 0xFF */
+#define DA9210_REG_PAGE0                        0
+/* On I2C registers 0x100 - 0x1FF */
+#define DA9210_REG_PAGE2                        2
+#define DA9210_PAGE_WRITE_MODE                  0x00
+#define DA9210_REPEAT_WRITE_MODE                0x40
+#define DA9210_PAGE_REVERT                      0x80
+
+/* DA9210_REG_STATUS_A (addr=0x50) */
+#define DA9210_GPI0                             0x01
+#define DA9210_GPI1                             0x02
+#define DA9210_GPI2                             0x04
+#define DA9210_GPI3                             0x08
+#define DA9210_GPI4                             0x10
+#define DA9210_GPI5                             0x20
+#define DA9210_GPI6                             0x40
+
+/* DA9210_REG_EVENT_A (addr=0x52) */
+#define DA9210_E_GPI0                           0x01
+#define DA9210_E_GPI1                           0x02
+#define DA9210_E_GPI2                           0x04
+#define DA9210_E_GPI3                           0x08
+#define DA9210_E_GPI4                           0x10
+#define DA9210_E_GPI5                           0x20
+#define DA9210_E_GPI6                           0x40
+
+/* DA9210_REG_EVENT_B (addr=0x53) */
+#define DA9210_E_OVCURR                         0x01
+#define DA9210_E_NPWRGOOD                       0x02
+#define DA9210_E_TEMP_WARN                      0x04
+#define DA9210_E_TEMP_CRIT                      0x08
+#define DA9210_E_VMAX                           0x10
+
+/* DA9210_REG_MASK_A (addr=0x54) */
+#define DA9210_M_GPI0                           0x01
+#define DA9210_M_GPI1                           0x02
+#define DA9210_M_GPI2                           0x04
+#define DA9210_M_GPI3                           0x08
+#define DA9210_M_GPI4                           0x10
+#define DA9210_M_GPI5                           0x20
+#define DA9210_M_GPI6                           0x40
+
+/* DA9210_REG_MASK_B (addr=0x55) */
+#define DA9210_M_OVCURR                         0x01
+#define DA9210_M_NPWRGOOD                       0x02
+#define DA9210_M_TEMP_WARN                      0x04
+#define DA9210_M_TEMP_CRIT                      0x08
+#define DA9210_M_VMAX                           0x10
+
+/* DA9210_REG_CONTROL_A (addr=0x56) */
+#define DA9210_DEBOUNCING_SHIFT                 0
+#define DA9210_DEBOUNCING_MASK                  0x07
+#define DA9210_SLEW_RATE_SHIFT                  3
+#define DA9210_SLEW_RATE_MASK                   0x18
+#define DA9210_V_LOCK                           0x20
+
+/* DA9210_REG_GPIO_0_1 (addr=0x58) */
+#define DA9210_GPIO0_PIN_SHIFT                  0
+#define DA9210_GPIO0_PIN_MASK                   0x03
+#define         DA9210_GPIO0_PIN_GPI            0x00
+#define         DA9210_GPIO0_PIN_GPO_OD         0x02
+#define         DA9210_GPIO0_PIN_GPO            0x03
+#define DA9210_GPIO0_TYPE                       0x04
+#define         DA9210_GPIO0_TYPE_GPI           0x00
+#define         DA9210_GPIO0_TYPE_GPO           0x04
+#define DA9210_GPIO0_MODE                       0x08
+#define DA9210_GPIO1_PIN_SHIFT                  4
+#define DA9210_GPIO1_PIN_MASK                   0x30
+#define         DA9210_GPIO1_PIN_GPI            0x00
+#define         DA9210_GPIO1_PIN_VERROR         0x10
+#define         DA9210_GPIO1_PIN_GPO_OD         0x20
+#define         DA9210_GPIO1_PIN_GPO            0x30
+#define DA9210_GPIO1_TYPE_SHIFT                 0x40
+#define         DA9210_GPIO1_TYPE_GPI           0x00
+#define         DA9210_GPIO1_TYPE_GPO           0x40
+#define DA9210_GPIO1_MODE                       0x80
+
+/* DA9210_REG_GPIO_2_3 (addr=0x59) */
+#define DA9210_GPIO2_PIN_SHIFT                  0
+#define DA9210_GPIO2_PIN_MASK                   0x03
+#define         DA9210_GPIO2_PIN_GPI            0x00
+#define         DA9210_GPIO5_PIN_BUCK_CLK       0x10
+#define         DA9210_GPIO2_PIN_GPO_OD         0x02
+#define         DA9210_GPIO2_PIN_GPO            0x03
+#define DA9210_GPIO2_TYPE                       0x04
+#define         DA9210_GPIO2_TYPE_GPI           0x00
+#define         DA9210_GPIO2_TYPE_GPO           0x04
+#define DA9210_GPIO2_MODE                       0x08
+#define DA9210_GPIO3_PIN_SHIFT                  4
+#define DA9210_GPIO3_PIN_MASK                   0x30
+#define         DA9210_GPIO3_PIN_GPI            0x00
+#define         DA9210_GPIO3_PIN_IERROR         0x10
+#define         DA9210_GPIO3_PIN_GPO_OD         0x20
+#define         DA9210_GPIO3_PIN_GPO            0x30
+#define DA9210_GPIO3_TYPE_SHIFT                 0x40
+#define         DA9210_GPIO3_TYPE_GPI           0x00
+#define         DA9210_GPIO3_TYPE_GPO           0x40
+#define DA9210_GPIO3_MODE                       0x80
+
+/* DA9210_REG_GPIO_4_5 (addr=0x5A) */
+#define DA9210_GPIO4_PIN_SHIFT                  0
+#define DA9210_GPIO4_PIN_MASK                   0x03
+#define         DA9210_GPIO4_PIN_GPI            0x00
+#define         DA9210_GPIO4_PIN_GPO_OD         0x02
+#define         DA9210_GPIO4_PIN_GPO            0x03
+#define DA9210_GPIO4_TYPE                       0x04
+#define         DA9210_GPIO4_TYPE_GPI           0x00
+#define         DA9210_GPIO4_TYPE_GPO           0x04
+#define DA9210_GPIO4_MODE                       0x08
+#define DA9210_GPIO5_PIN_SHIFT                  4
+#define DA9210_GPIO5_PIN_MASK                   0x30
+#define         DA9210_GPIO5_PIN_GPI            0x00
+#define         DA9210_GPIO5_PIN_INTERFACE      0x01
+#define         DA9210_GPIO5_PIN_GPO_OD         0x20
+#define         DA9210_GPIO5_PIN_GPO            0x30
+#define DA9210_GPIO5_TYPE_SHIFT                 0x40
+#define         DA9210_GPIO5_TYPE_GPI           0x00
+#define         DA9210_GPIO5_TYPE_GPO           0x40
+#define DA9210_GPIO5_MODE                       0x80
+
+/* DA9210_REG_GPIO_6 (addr=0x5B) */
+#define DA9210_GPIO6_PIN_SHIFT                  0
+#define DA9210_GPIO6_PIN_MASK                   0x03
+#define         DA9210_GPIO6_PIN_GPI            0x00
+#define         DA9210_GPIO6_PIN_INTERFACE      0x01
+#define         DA9210_GPIO6_PIN_GPO_OD         0x02
+#define         DA9210_GPIO6_PIN_GPO            0x03
+#define DA9210_GPIO6_TYPE                       0x04
+#define         DA9210_GPIO6_TYPE_GPI           0x00
+#define         DA9210_GPIO6_TYPE_GPO           0x04
+#define DA9210_GPIO6_MODE                       0x08
+
+/* DA9210_REG_BUCK_CONT (addr=0x5D) */
+#define DA9210_BUCK_EN                          0x01
+#define DA9210_BUCK_GPI_SHIFT                   1
+#define DA9210_BUCK_GPI_MASK                    0x06
+#define         DA9210_BUCK_GPI_OFF             0x00
+#define         DA9210_BUCK_GPI_GPIO0           0x02
+#define         DA9210_BUCK_GPI_GPIO3           0x04
+#define         DA9210_BUCK_GPI_GPIO4           0x06
+#define DA9210_BUCK_PD_DIS                      0x08
+#define DA9210_VBUCK_SEL                        0x10
+#define         DA9210_VBUCK_SEL_A              0x00
+#define         DA9210_VBUCK_SEL_B              0x10
+#define DA9210_VBUCK_GPI_SHIFT                  5
+#define DA9210_VBUCK_GPI_MASK                   0x60
+#define         DA9210_VBUCK_GPI_OFF            0x00
+#define         DA9210_VBUCK_GPI_GPIO0          0x20
+#define         DA9210_VBUCK_GPI_GPIO3          0x40
+#define         DA9210_VBUCK_GPI_GPIO4          0x60
+#define DA9210_DVC_CTRL_EN                      0x80
+
+/* DA9210_REG_BUCK_ILIM (addr=0xD0) */
+#define DA9210_BUCK_ILIM_SHIFT                  0
+#define DA9210_BUCK_ILIM_MASK                   0x0F
+#define DA9210_BUCK_IALARM                      0x10
+
+/* DA9210_REG_BUCK_CONF1 (addr=0xD1) */
+#define DA9210_BUCK_MODE_SHIFT                  0
+#define DA9210_BUCK_MODE_MASK                   0x03
+#define         DA9210_BUCK_MODE_MANUAL         0x00
+#define         DA9210_BUCK_MODE_SLEEP          0x01
+#define         DA9210_BUCK_MODE_SYNC           0x02
+#define         DA9210_BUCK_MODE_AUTO           0x03
+#define DA9210_STARTUP_CTRL_SHIFT               2
+#define DA9210_STARTUP_CTRL_MASK                0x1C
+#define DA9210_PWR_DOWN_CTRL_SHIFT              5
+#define DA9210_PWR_DOWN_CTRL_MASK               0xE0
+
+/* DA9210_REG_BUCK_CONF2 (addr=0xD2) */
+#define DA9210_PHASE_SEL_SHIFT                  0
+#define DA9210_PHASE_SEL_MASK                   0x03
+#define DA9210_FREQ_SEL                         0x40
+
+/* DA9210_REG_BUCK_AUTO (addr=0xD4) */
+#define DA9210_VBUCK_AUTO_SHIFT                 0
+#define DA9210_VBUCK_AUTO_MASK                  0x7F
+
+/* DA9210_REG_BUCK_BASE (addr=0xD5) */
+#define DA9210_VBUCK_BASE_SHIFT                 0
+#define DA9210_VBUCK_BASE_MASK                  0x7F
+
+/* DA9210_REG_VBUCK_MAX_DVC_IF (addr=0xD6) */
+#define DA9210_VBUCK_MAX_SHIFT                  0
+#define DA9210_VBUCK_MAX_MASK                   0x7F
+#define DA9210_DVC_STEP_SIZE                    0x80
+#define         DA9210_DVC_STEP_SIZE_10MV       0x00
+#define         DA9210_DVC_STEP_SIZE_20MV       0x80
+
+/* DA9210_REG_VBUCK_DVC (addr=0xD7) */
+#define DA9210_VBUCK_DVC_SHIFT                  0
+#define DA9210_VBUCK_DVC_MASK                   0x7F
+
+/* DA9210_REG_VBUCK_A/B (addr=0xD8/0xD9) */
+#define DA9210_VBUCK_SHIFT                      0
+#define DA9210_VBUCK_MASK                       0x7F
+#define DA9210_VBUCK_BIAS                       0
+#define DA9210_BUCK_SL                          0x80
+
+/* DA9210_REG_INTERFACE (addr=0x105) */
+#define DA9210_IF_BASE_ADDR_SHIFT               4
+#define DA9210_IF_BASE_ADDR_MASK                0xF0
+
+/* DA9210_REG_CONFIG_E (addr=0x147) */
+#define DA9210_STAND_ALONE                      0x01
+
+#endif  /* __DA9210_REGISTERS_H__ */
+