pandora: update defconfig
[pandora-kernel.git] / drivers / regulator / tps6507x-regulator.c
index 74841ab..14b4576 100644 (file)
 #include <linux/platform_device.h>
 #include <linux/regulator/driver.h>
 #include <linux/regulator/machine.h>
-#include <linux/i2c.h>
 #include <linux/delay.h>
 #include <linux/slab.h>
-
-/* Register definitions */
-#define        TPS6507X_REG_PPATH1                             0X01
-#define        TPS6507X_REG_INT                                0X02
-#define        TPS6507X_REG_CHGCONFIG0                         0X03
-#define        TPS6507X_REG_CHGCONFIG1                         0X04
-#define        TPS6507X_REG_CHGCONFIG2                         0X05
-#define        TPS6507X_REG_CHGCONFIG3                         0X06
-#define        TPS6507X_REG_REG_ADCONFIG                       0X07
-#define        TPS6507X_REG_TSCMODE                            0X08
-#define        TPS6507X_REG_ADRESULT_1                         0X09
-#define        TPS6507X_REG_ADRESULT_2                         0X0A
-#define        TPS6507X_REG_PGOOD                              0X0B
-#define        TPS6507X_REG_PGOODMASK                          0X0C
-#define        TPS6507X_REG_CON_CTRL1                          0X0D
-#define        TPS6507X_REG_CON_CTRL2                          0X0E
-#define        TPS6507X_REG_CON_CTRL3                          0X0F
-#define        TPS6507X_REG_DEFDCDC1                           0X10
-#define        TPS6507X_REG_DEFDCDC2_LOW                       0X11
-#define        TPS6507X_REG_DEFDCDC2_HIGH                      0X12
-#define        TPS6507X_REG_DEFDCDC3_LOW                       0X13
-#define        TPS6507X_REG_DEFDCDC3_HIGH                      0X14
-#define        TPS6507X_REG_DEFSLEW                            0X15
-#define        TPS6507X_REG_LDO_CTRL1                          0X16
-#define        TPS6507X_REG_DEFLDO2                            0X17
-#define        TPS6507X_REG_WLED_CTRL1                         0X18
-#define        TPS6507X_REG_WLED_CTRL2                         0X19
-
-/* CON_CTRL1 bitfields */
-#define        TPS6507X_CON_CTRL1_DCDC1_ENABLE         BIT(4)
-#define        TPS6507X_CON_CTRL1_DCDC2_ENABLE         BIT(3)
-#define        TPS6507X_CON_CTRL1_DCDC3_ENABLE         BIT(2)
-#define        TPS6507X_CON_CTRL1_LDO1_ENABLE          BIT(1)
-#define        TPS6507X_CON_CTRL1_LDO2_ENABLE          BIT(0)
-
-/* DEFDCDC1 bitfields */
-#define TPS6507X_DEFDCDC1_DCDC1_EXT_ADJ_EN     BIT(7)
-#define TPS6507X_DEFDCDC1_DCDC1_MASK           0X3F
-
-/* DEFDCDC2_LOW bitfields */
-#define TPS6507X_DEFDCDC2_LOW_DCDC2_MASK       0X3F
-
-/* DEFDCDC2_HIGH bitfields */
-#define TPS6507X_DEFDCDC2_HIGH_DCDC2_MASK      0X3F
-
-/* DEFDCDC3_LOW bitfields */
-#define TPS6507X_DEFDCDC3_LOW_DCDC3_MASK       0X3F
-
-/* DEFDCDC3_HIGH bitfields */
-#define TPS6507X_DEFDCDC3_HIGH_DCDC3_MASK      0X3F
-
-/* TPS6507X_REG_LDO_CTRL1 bitfields */
-#define TPS6507X_REG_LDO_CTRL1_LDO1_MASK       0X0F
-
-/* TPS6507X_REG_DEFLDO2 bitfields */
-#define TPS6507X_REG_DEFLDO2_LDO2_MASK         0X3F
-
-/* VDCDC MASK */
-#define TPS6507X_DEFDCDCX_DCDC_MASK            0X3F
+#include <linux/mfd/tps6507x.h>
 
 /* DCDC's */
 #define TPS6507X_DCDC_1                                0
@@ -162,101 +103,146 @@ struct tps_info {
        const u16 *table;
 };
 
-struct tps_pmic {
+static const struct tps_info tps6507x_pmic_regs[] = {
+       {
+               .name = "VDCDC1",
+               .min_uV = 725000,
+               .max_uV = 3300000,
+               .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+               .table = VDCDCx_VSEL_table,
+       },
+       {
+               .name = "VDCDC2",
+               .min_uV = 725000,
+               .max_uV = 3300000,
+               .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+               .table = VDCDCx_VSEL_table,
+       },
+       {
+               .name = "VDCDC3",
+               .min_uV = 725000,
+               .max_uV = 3300000,
+               .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+               .table = VDCDCx_VSEL_table,
+       },
+       {
+               .name = "LDO1",
+               .min_uV = 1000000,
+               .max_uV = 3300000,
+               .table_len = ARRAY_SIZE(LDO1_VSEL_table),
+               .table = LDO1_VSEL_table,
+       },
+       {
+               .name = "LDO2",
+               .min_uV = 725000,
+               .max_uV = 3300000,
+               .table_len = ARRAY_SIZE(LDO2_VSEL_table),
+               .table = LDO2_VSEL_table,
+       },
+};
+
+struct tps6507x_pmic {
        struct regulator_desc desc[TPS6507X_NUM_REGULATOR];
-       struct i2c_client *client;
+       struct tps6507x_dev *mfd;
        struct regulator_dev *rdev[TPS6507X_NUM_REGULATOR];
        const struct tps_info *info[TPS6507X_NUM_REGULATOR];
        struct mutex io_lock;
 };
-
-static inline int tps_6507x_read(struct tps_pmic *tps, u8 reg)
+static inline int tps6507x_pmic_read(struct tps6507x_pmic *tps, u8 reg)
 {
-       return i2c_smbus_read_byte_data(tps->client, reg);
+       u8 val;
+       int err;
+
+       err = tps->mfd->read_dev(tps->mfd, reg, 1, &val);
+
+       if (err)
+               return err;
+
+       return val;
 }
 
-static inline int tps_6507x_write(struct tps_pmic *tps, u8 reg, u8 val)
+static inline int tps6507x_pmic_write(struct tps6507x_pmic *tps, u8 reg, u8 val)
 {
-       return i2c_smbus_write_byte_data(tps->client, reg, val);
+       return tps->mfd->write_dev(tps->mfd, reg, 1, &val);
 }
 
-static int tps_6507x_set_bits(struct tps_pmic *tps, u8 reg, u8 mask)
+static int tps6507x_pmic_set_bits(struct tps6507x_pmic *tps, u8 reg, u8 mask)
 {
        int err, data;
 
        mutex_lock(&tps->io_lock);
 
-       data = tps_6507x_read(tps, reg);
+       data = tps6507x_pmic_read(tps, reg);
        if (data < 0) {
-               dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+               dev_err(tps->mfd->dev, "Read from reg 0x%x failed\n", reg);
                err = data;
                goto out;
        }
 
        data |= mask;
-       err = tps_6507x_write(tps, reg, data);
+       err = tps6507x_pmic_write(tps, reg, data);
        if (err)
-               dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+               dev_err(tps->mfd->dev, "Write for reg 0x%x failed\n", reg);
 
 out:
        mutex_unlock(&tps->io_lock);
        return err;
 }
 
-static int tps_6507x_clear_bits(struct tps_pmic *tps, u8 reg, u8 mask)
+static int tps6507x_pmic_clear_bits(struct tps6507x_pmic *tps, u8 reg, u8 mask)
 {
        int err, data;
 
        mutex_lock(&tps->io_lock);
 
-       data = tps_6507x_read(tps, reg);
+       data = tps6507x_pmic_read(tps, reg);
        if (data < 0) {
-               dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+               dev_err(tps->mfd->dev, "Read from reg 0x%x failed\n", reg);
                err = data;
                goto out;
        }
 
        data &= ~mask;
-       err = tps_6507x_write(tps, reg, data);
+       err = tps6507x_pmic_write(tps, reg, data);
        if (err)
-               dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+               dev_err(tps->mfd->dev, "Write for reg 0x%x failed\n", reg);
 
 out:
        mutex_unlock(&tps->io_lock);
        return err;
 }
 
-static int tps_6507x_reg_read(struct tps_pmic *tps, u8 reg)
+static int tps6507x_pmic_reg_read(struct tps6507x_pmic *tps, u8 reg)
 {
        int data;
 
        mutex_lock(&tps->io_lock);
 
-       data = tps_6507x_read(tps, reg);
+       data = tps6507x_pmic_read(tps, reg);
        if (data < 0)
-               dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+               dev_err(tps->mfd->dev, "Read from reg 0x%x failed\n", reg);
 
        mutex_unlock(&tps->io_lock);
        return data;
 }
 
-static int tps_6507x_reg_write(struct tps_pmic *tps, u8 reg, u8 val)
+static int tps6507x_pmic_reg_write(struct tps6507x_pmic *tps, u8 reg, u8 val)
 {
        int err;
 
        mutex_lock(&tps->io_lock);
 
-       err = tps_6507x_write(tps, reg, val);
+       err = tps6507x_pmic_write(tps, reg, val);
        if (err < 0)
-               dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+               dev_err(tps->mfd->dev, "Write for reg 0x%x failed\n", reg);
 
        mutex_unlock(&tps->io_lock);
        return err;
 }
 
-static int tps6507x_dcdc_is_enabled(struct regulator_dev *dev)
+static int tps6507x_pmic_dcdc_is_enabled(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int data, dcdc = rdev_get_id(dev);
        u8 shift;
 
@@ -264,7 +250,7 @@ static int tps6507x_dcdc_is_enabled(struct regulator_dev *dev)
                return -EINVAL;
 
        shift = TPS6507X_MAX_REG_ID - dcdc;
-       data = tps_6507x_reg_read(tps, TPS6507X_REG_CON_CTRL1);
+       data = tps6507x_pmic_reg_read(tps, TPS6507X_REG_CON_CTRL1);
 
        if (data < 0)
                return data;
@@ -272,9 +258,9 @@ static int tps6507x_dcdc_is_enabled(struct regulator_dev *dev)
                return (data & 1<<shift) ? 1 : 0;
 }
 
-static int tps6507x_ldo_is_enabled(struct regulator_dev *dev)
+static int tps6507x_pmic_ldo_is_enabled(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int data, ldo = rdev_get_id(dev);
        u8 shift;
 
@@ -282,7 +268,7 @@ static int tps6507x_ldo_is_enabled(struct regulator_dev *dev)
                return -EINVAL;
 
        shift = TPS6507X_MAX_REG_ID - ldo;
-       data = tps_6507x_reg_read(tps, TPS6507X_REG_CON_CTRL1);
+       data = tps6507x_pmic_reg_read(tps, TPS6507X_REG_CON_CTRL1);
 
        if (data < 0)
                return data;
@@ -290,9 +276,9 @@ static int tps6507x_ldo_is_enabled(struct regulator_dev *dev)
                return (data & 1<<shift) ? 1 : 0;
 }
 
-static int tps6507x_dcdc_enable(struct regulator_dev *dev)
+static int tps6507x_pmic_dcdc_enable(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int dcdc = rdev_get_id(dev);
        u8 shift;
 
@@ -300,12 +286,12 @@ static int tps6507x_dcdc_enable(struct regulator_dev *dev)
                return -EINVAL;
 
        shift = TPS6507X_MAX_REG_ID - dcdc;
-       return tps_6507x_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+       return tps6507x_pmic_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
 }
 
-static int tps6507x_dcdc_disable(struct regulator_dev *dev)
+static int tps6507x_pmic_dcdc_disable(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int dcdc = rdev_get_id(dev);
        u8 shift;
 
@@ -313,12 +299,13 @@ static int tps6507x_dcdc_disable(struct regulator_dev *dev)
                return -EINVAL;
 
        shift = TPS6507X_MAX_REG_ID - dcdc;
-       return tps_6507x_clear_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+       return tps6507x_pmic_clear_bits(tps, TPS6507X_REG_CON_CTRL1,
+                                       1 << shift);
 }
 
-static int tps6507x_ldo_enable(struct regulator_dev *dev)
+static int tps6507x_pmic_ldo_enable(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int ldo = rdev_get_id(dev);
        u8 shift;
 
@@ -326,12 +313,12 @@ static int tps6507x_ldo_enable(struct regulator_dev *dev)
                return -EINVAL;
 
        shift = TPS6507X_MAX_REG_ID - ldo;
-       return tps_6507x_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+       return tps6507x_pmic_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
 }
 
-static int tps6507x_ldo_disable(struct regulator_dev *dev)
+static int tps6507x_pmic_ldo_disable(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int ldo = rdev_get_id(dev);
        u8 shift;
 
@@ -339,12 +326,13 @@ static int tps6507x_ldo_disable(struct regulator_dev *dev)
                return -EINVAL;
 
        shift = TPS6507X_MAX_REG_ID - ldo;
-       return tps_6507x_clear_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+       return tps6507x_pmic_clear_bits(tps, TPS6507X_REG_CON_CTRL1,
+                                       1 << shift);
 }
 
-static int tps6507x_dcdc_get_voltage(struct regulator_dev *dev)
+static int tps6507x_pmic_dcdc_get_voltage(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int data, dcdc = rdev_get_id(dev);
        u8 reg;
 
@@ -362,7 +350,7 @@ static int tps6507x_dcdc_get_voltage(struct regulator_dev *dev)
                return -EINVAL;
        }
 
-       data = tps_6507x_reg_read(tps, reg);
+       data = tps6507x_pmic_reg_read(tps, reg);
        if (data < 0)
                return data;
 
@@ -370,10 +358,10 @@ static int tps6507x_dcdc_get_voltage(struct regulator_dev *dev)
        return tps->info[dcdc]->table[data] * 1000;
 }
 
-static int tps6507x_dcdc_set_voltage(struct regulator_dev *dev,
+static int tps6507x_pmic_dcdc_set_voltage(struct regulator_dev *dev,
                                int min_uV, int max_uV)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int data, vsel, dcdc = rdev_get_id(dev);
        u8 reg;
 
@@ -411,19 +399,19 @@ static int tps6507x_dcdc_set_voltage(struct regulator_dev *dev,
        if (vsel == tps->info[dcdc]->table_len)
                return -EINVAL;
 
-       data = tps_6507x_reg_read(tps, reg);
+       data = tps6507x_pmic_reg_read(tps, reg);
        if (data < 0)
                return data;
 
        data &= ~TPS6507X_DEFDCDCX_DCDC_MASK;
        data |= vsel;
 
-       return tps_6507x_reg_write(tps, reg, data);
+       return tps6507x_pmic_reg_write(tps, reg, data);
 }
 
-static int tps6507x_ldo_get_voltage(struct regulator_dev *dev)
+static int tps6507x_pmic_ldo_get_voltage(struct regulator_dev *dev)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int data, ldo = rdev_get_id(dev);
        u8 reg, mask;
 
@@ -437,7 +425,7 @@ static int tps6507x_ldo_get_voltage(struct regulator_dev *dev)
                                TPS6507X_REG_DEFLDO2_LDO2_MASK);
        }
 
-       data = tps_6507x_reg_read(tps, reg);
+       data = tps6507x_pmic_reg_read(tps, reg);
        if (data < 0)
                return data;
 
@@ -445,10 +433,10 @@ static int tps6507x_ldo_get_voltage(struct regulator_dev *dev)
        return tps->info[ldo]->table[data] * 1000;
 }
 
-static int tps6507x_ldo_set_voltage(struct regulator_dev *dev,
+static int tps6507x_pmic_ldo_set_voltage(struct regulator_dev *dev,
                                int min_uV, int max_uV)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int data, vsel, ldo = rdev_get_id(dev);
        u8 reg, mask;
 
@@ -479,20 +467,20 @@ static int tps6507x_ldo_set_voltage(struct regulator_dev *dev,
        if (vsel == tps->info[ldo]->table_len)
                return -EINVAL;
 
-       data = tps_6507x_reg_read(tps, reg);
+       data = tps6507x_pmic_reg_read(tps, reg);
        if (data < 0)
                return data;
 
        data &= ~mask;
        data |= vsel;
 
-       return tps_6507x_reg_write(tps, reg, data);
+       return tps6507x_pmic_reg_write(tps, reg, data);
 }
 
-static int tps6507x_dcdc_list_voltage(struct regulator_dev *dev,
+static int tps6507x_pmic_dcdc_list_voltage(struct regulator_dev *dev,
                                        unsigned selector)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int dcdc = rdev_get_id(dev);
 
        if (dcdc < TPS6507X_DCDC_1 || dcdc > TPS6507X_DCDC_3)
@@ -504,10 +492,10 @@ static int tps6507x_dcdc_list_voltage(struct regulator_dev *dev,
                return tps->info[dcdc]->table[selector] * 1000;
 }
 
-static int tps6507x_ldo_list_voltage(struct regulator_dev *dev,
+static int tps6507x_pmic_ldo_list_voltage(struct regulator_dev *dev,
                                        unsigned selector)
 {
-       struct tps_pmic *tps = rdev_get_drvdata(dev);
+       struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
        int ldo = rdev_get_id(dev);
 
        if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2)
@@ -520,47 +508,54 @@ static int tps6507x_ldo_list_voltage(struct regulator_dev *dev,
 }
 
 /* Operations permitted on VDCDCx */
-static struct regulator_ops tps6507x_dcdc_ops = {
-       .is_enabled = tps6507x_dcdc_is_enabled,
-       .enable = tps6507x_dcdc_enable,
-       .disable = tps6507x_dcdc_disable,
-       .get_voltage = tps6507x_dcdc_get_voltage,
-       .set_voltage = tps6507x_dcdc_set_voltage,
-       .list_voltage = tps6507x_dcdc_list_voltage,
+static struct regulator_ops tps6507x_pmic_dcdc_ops = {
+       .is_enabled = tps6507x_pmic_dcdc_is_enabled,
+       .enable = tps6507x_pmic_dcdc_enable,
+       .disable = tps6507x_pmic_dcdc_disable,
+       .get_voltage = tps6507x_pmic_dcdc_get_voltage,
+       .set_voltage = tps6507x_pmic_dcdc_set_voltage,
+       .list_voltage = tps6507x_pmic_dcdc_list_voltage,
 };
 
 /* Operations permitted on LDOx */
-static struct regulator_ops tps6507x_ldo_ops = {
-       .is_enabled = tps6507x_ldo_is_enabled,
-       .enable = tps6507x_ldo_enable,
-       .disable = tps6507x_ldo_disable,
-       .get_voltage = tps6507x_ldo_get_voltage,
-       .set_voltage = tps6507x_ldo_set_voltage,
-       .list_voltage = tps6507x_ldo_list_voltage,
+static struct regulator_ops tps6507x_pmic_ldo_ops = {
+       .is_enabled = tps6507x_pmic_ldo_is_enabled,
+       .enable = tps6507x_pmic_ldo_enable,
+       .disable = tps6507x_pmic_ldo_disable,
+       .get_voltage = tps6507x_pmic_ldo_get_voltage,
+       .set_voltage = tps6507x_pmic_ldo_set_voltage,
+       .list_voltage = tps6507x_pmic_ldo_list_voltage,
 };
 
-static int __devinit tps_6507x_probe(struct i2c_client *client,
-                                    const struct i2c_device_id *id)
+static __devinit
+int tps6507x_pmic_probe(struct platform_device *pdev)
 {
+       struct tps6507x_dev *tps6507x_dev = dev_get_drvdata(pdev->dev.parent);
        static int desc_id;
-       const struct tps_info *info = (void *)id->driver_data;
+       const struct tps_info *info = &tps6507x_pmic_regs[0];
        struct regulator_init_data *init_data;
        struct regulator_dev *rdev;
-       struct tps_pmic *tps;
+       struct tps6507x_pmic *tps;
+       struct tps6507x_board *tps_board;
        int i;
        int error;
 
-       if (!i2c_check_functionality(client->adapter,
-                               I2C_FUNC_SMBUS_BYTE_DATA))
-               return -EIO;
+       /**
+        * tps_board points to pmic related constants
+        * coming from the board-evm file.
+        */
+
+       tps_board = dev_get_platdata(tps6507x_dev->dev);
+       if (!tps_board)
+               return -EINVAL;
 
        /**
         * init_data points to array of regulator_init structures
         * coming from the board-evm file.
         */
-       init_data = client->dev.platform_data;
+       init_data = tps_board->tps6507x_pmic_init_data;
        if (!init_data)
-               return -EIO;
+               return -EINVAL;
 
        tps = kzalloc(sizeof(*tps), GFP_KERNEL);
        if (!tps)
@@ -569,7 +564,7 @@ static int __devinit tps_6507x_probe(struct i2c_client *client,
        mutex_init(&tps->io_lock);
 
        /* common for all regulators */
-       tps->client = client;
+       tps->mfd = tps6507x_dev;
 
        for (i = 0; i < TPS6507X_NUM_REGULATOR; i++, info++, init_data++) {
                /* Register the regulators */
@@ -578,15 +573,16 @@ static int __devinit tps_6507x_probe(struct i2c_client *client,
                tps->desc[i].id = desc_id++;
                tps->desc[i].n_voltages = num_voltages[i];
                tps->desc[i].ops = (i > TPS6507X_DCDC_3 ?
-                               &tps6507x_ldo_ops : &tps6507x_dcdc_ops);
+               &tps6507x_pmic_ldo_ops : &tps6507x_pmic_dcdc_ops);
                tps->desc[i].type = REGULATOR_VOLTAGE;
                tps->desc[i].owner = THIS_MODULE;
 
                rdev = regulator_register(&tps->desc[i],
-                                       &client->dev, init_data, tps);
+                                       tps6507x_dev->dev, init_data, tps);
                if (IS_ERR(rdev)) {
-                       dev_err(&client->dev, "failed to register %s\n",
-                               id->name);
+                       dev_err(tps6507x_dev->dev,
+                               "failed to register %s regulator\n",
+                               pdev->name);
                        error = PTR_ERR(rdev);
                        goto fail;
                }
@@ -595,7 +591,7 @@ static int __devinit tps_6507x_probe(struct i2c_client *client,
                tps->rdev[i] = rdev;
        }
 
-       i2c_set_clientdata(client, tps);
+       tps6507x_dev->pmic = tps;
 
        return 0;
 
@@ -608,19 +604,17 @@ fail:
 }
 
 /**
- * tps_6507x_remove - TPS6507x driver i2c remove handler
+ * tps6507x_remove - TPS6507x driver i2c remove handler
  * @client: i2c driver client device structure
  *
  * Unregister TPS driver as an i2c client device driver
  */
-static int __devexit tps_6507x_remove(struct i2c_client *client)
+static int __devexit tps6507x_pmic_remove(struct platform_device *pdev)
 {
-       struct tps_pmic *tps = i2c_get_clientdata(client);
+       struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
+       struct tps6507x_pmic *tps = tps6507x_dev->pmic;
        int i;
 
-       /* clear the client data in i2c */
-       i2c_set_clientdata(client, NULL);
-
        for (i = 0; i < TPS6507X_NUM_REGULATOR; i++)
                regulator_unregister(tps->rdev[i]);
 
@@ -629,83 +623,38 @@ static int __devexit tps_6507x_remove(struct i2c_client *client)
        return 0;
 }
 
-static const struct tps_info tps6507x_regs[] = {
-       {
-               .name = "VDCDC1",
-               .min_uV = 725000,
-               .max_uV = 3300000,
-               .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
-               .table = VDCDCx_VSEL_table,
-       },
-       {
-               .name = "VDCDC2",
-               .min_uV = 725000,
-               .max_uV = 3300000,
-               .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
-               .table = VDCDCx_VSEL_table,
-       },
-       {
-               .name = "VDCDC3",
-               .min_uV = 725000,
-               .max_uV = 3300000,
-               .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
-               .table = VDCDCx_VSEL_table,
-       },
-       {
-               .name = "LDO1",
-               .min_uV = 1000000,
-               .max_uV = 3300000,
-               .table_len = ARRAY_SIZE(LDO1_VSEL_table),
-               .table = LDO1_VSEL_table,
-       },
-       {
-               .name = "LDO2",
-               .min_uV = 725000,
-               .max_uV = 3300000,
-               .table_len = ARRAY_SIZE(LDO2_VSEL_table),
-               .table = LDO2_VSEL_table,
-       },
-};
-
-static const struct i2c_device_id tps_6507x_id[] = {
-       {.name = "tps6507x",
-       .driver_data = (unsigned long) tps6507x_regs,},
-       { },
-};
-MODULE_DEVICE_TABLE(i2c, tps_6507x_id);
-
-static struct i2c_driver tps_6507x_i2c_driver = {
+static struct platform_driver tps6507x_pmic_driver = {
        .driver = {
-               .name = "tps6507x",
+               .name = "tps6507x-pmic",
                .owner = THIS_MODULE,
        },
-       .probe = tps_6507x_probe,
-       .remove = __devexit_p(tps_6507x_remove),
-       .id_table = tps_6507x_id,
+       .probe = tps6507x_pmic_probe,
+       .remove = __devexit_p(tps6507x_pmic_remove),
 };
 
 /**
- * tps_6507x_init
+ * tps6507x_pmic_init
  *
  * Module init function
  */
-static int __init tps_6507x_init(void)
+static int __init tps6507x_pmic_init(void)
 {
-       return i2c_add_driver(&tps_6507x_i2c_driver);
+       return platform_driver_register(&tps6507x_pmic_driver);
 }
-subsys_initcall(tps_6507x_init);
+subsys_initcall(tps6507x_pmic_init);
 
 /**
- * tps_6507x_cleanup
+ * tps6507x_pmic_cleanup
  *
  * Module exit function
  */
-static void __exit tps_6507x_cleanup(void)
+static void __exit tps6507x_pmic_cleanup(void)
 {
-       i2c_del_driver(&tps_6507x_i2c_driver);
+       platform_driver_unregister(&tps6507x_pmic_driver);
 }
-module_exit(tps_6507x_cleanup);
+module_exit(tps6507x_pmic_cleanup);
 
 MODULE_AUTHOR("Texas Instruments");
 MODULE_DESCRIPTION("TPS6507x voltage regulator driver");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:tps6507x-pmic");