regulator: Unsupport 88pm8607 A0 and A1

Remove the support 88PM8607 A0/A1 stepping. There's some register
definition changes in B0 stepping. It can make software more efficient.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c
index 97897a6..5fb83e2 100644 (file)
--- a/drivers/regulator/88pm8607.c
+++ b/drivers/regulator/88pm8607.c
@@ -48,7 +48,6 @@ static inline int check_range(struct pm8607_regulator_info *info,
 static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index)
 {
        struct pm8607_regulator_info *info = rdev_get_drvdata(rdev);
-       uint8_t chip_id = info->chip->chip_version;
        int ret = -EINVAL;
 
        switch (info->desc.id) {
@@ -90,79 +89,29 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index)
        case PM8607_ID_LDO2:
        case PM8607_ID_LDO3:
        case PM8607_ID_LDO9:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 8) ? (index * 50000 + 2550000) :
-                                -EINVAL);
-                       break;
-               case PM8607_CHIP_B0:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 7) ? (index * 50000 + 2550000) :
-                               3300000);
-                       break;
-               }
+               ret = (index < 3) ? (index * 50000 + 1800000) :
+                       ((index < 7) ? (index * 50000 + 2550000) :
+                       3300000);
                break;
        case PM8607_ID_LDO4:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 8) ? (index * 50000 + 2550000) :
-                                -EINVAL);
-                       break;
-               case PM8607_CHIP_B0:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 6) ? (index * 50000 + 2550000) :
-                               ((index == 6) ? 2900000 : 3300000));
-                       break;
-               }
+               ret = (index < 3) ? (index * 50000 + 1800000) :
+                       ((index < 6) ? (index * 50000 + 2550000) :
+                       ((index == 6) ? 2900000 : 3300000));
                break;
        case PM8607_ID_LDO6:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 8) ? (index * 50000 + 2450000) :
-                               -EINVAL);
-                       break;
-               case PM8607_CHIP_B0:
-                       ret = (index < 2) ? (index * 50000 + 1800000) :
-                               ((index < 7) ? (index * 50000 + 2500000) :
-                               3300000);
-                       break;
-               }
+               ret = (index < 2) ? (index * 50000 + 1800000) :
+                       ((index < 7) ? (index * 50000 + 2500000) :
+                       3300000);
                break;
        case PM8607_ID_LDO10:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 8) ? (index * 50000 + 2550000) :
-                               1200000);
-                       break;
-               case PM8607_CHIP_B0:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 7) ? (index * 50000 + 2550000) :
-                               ((index == 7) ? 3300000 : 1200000));
-                       break;
-               }
+               ret = (index < 3) ? (index * 50000 + 1800000) :
+                       ((index < 7) ? (index * 50000 + 2550000) :
+                       ((index == 7) ? 3300000 : 1200000));
                break;
        case PM8607_ID_LDO14:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       ret = (index < 3) ? (index * 50000 + 1800000) :
-                               ((index < 8) ? (index * 50000 + 2550000) :
-                                -EINVAL);
-                       break;
-               case PM8607_CHIP_B0:
-                       ret = (index < 2) ? (index * 50000 + 1800000) :
-                               ((index < 7) ? (index * 50000 + 2600000) :
-                               3300000);
-                       break;
-               }
+               ret = (index < 2) ? (index * 50000 + 1800000) :
+                       ((index < 7) ? (index * 50000 + 2600000) :
+                       3300000);
                break;
        }
        return ret;
@@ -171,7 +120,6 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index)
 static int choose_voltage(struct regulator_dev *rdev, int min_uV, int max_uV)
 {
        struct pm8607_regulator_info *info = rdev_get_drvdata(rdev);
-       uint8_t chip_id = info->chip->chip_version;
        int val = -ENOENT;
        int ret;
 
@@ -256,161 +204,77 @@ static int choose_voltage(struct regulator_dev *rdev, int min_uV, int max_uV)
        case PM8607_ID_LDO2:
        case PM8607_ID_LDO3:
        case PM8607_ID_LDO9:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       if (min_uV < 2700000)   /* 1800mV ~ 1900mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1900000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 3;        /* 2700mV */
-                       else {                  /* 2700mV ~ 2900mV / 50mV */
-                               if (min_uV <= 2900000) {
-                                       val = (min_uV - 2650001) / 50000;
-                                       val += 3;
-                               } else
-                                       val = -EINVAL;
-                       }
-                       break;
-               case PM8607_CHIP_B0:
-                       if (min_uV < 2700000) { /* 1800mV ~ 1900mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1900000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 3;        /* 2700mV */
-                       } else {                 /* 2700mV ~ 2850mV / 50mV */
-                               if (min_uV <= 2850000) {
-                                       val = (min_uV - 2650001) / 50000;
-                                       val += 3;
-                               } else if (min_uV <= 3300000)
-                                       val = 7;
-                               else
-                                       val = -EINVAL;
-                       }
-                       break;
+               if (min_uV < 2700000) { /* 1800mV ~ 1900mV / 50mV */
+                       if (min_uV <= 1800000)
+                               val = 0;
+                       else if (min_uV <= 1900000)
+                               val = (min_uV - 1750001) / 50000;
+                       else
+                               val = 3;        /* 2700mV */
+               } else {                 /* 2700mV ~ 2850mV / 50mV */
+                       if (min_uV <= 2850000) {
+                               val = (min_uV - 2650001) / 50000;
+                               val += 3;
+                       } else if (min_uV <= 3300000)
+                               val = 7;
+                       else
+                               val = -EINVAL;
                }
                break;
        case PM8607_ID_LDO4:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       if (min_uV < 2700000)   /* 1800mV ~ 1900mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1900000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 3;        /* 2700mV */
-                       else {                  /* 2700mV ~ 2900mV / 50mV */
-                               if (min_uV <= 2900000) {
-                                       val = (min_uV - 2650001) / 50000;
-                                       val += 3;
-                               } else
-                                       val = -EINVAL;
-                       }
-                       break;
-               case PM8607_CHIP_B0:
-                       if (min_uV < 2700000) { /* 1800mV ~ 1900mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1900000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 3;        /* 2700mV */
-                       } else {                 /* 2700mV ~ 2800mV / 50mV */
-                               if (min_uV <= 2850000) {
-                                       val = (min_uV - 2650001) / 50000;
-                                       val += 3;
-                               } else if (min_uV <= 2900000)
-                                       val = 6;
-                               else if (min_uV <= 3300000)
-                                       val = 7;
-                               else
-                                       val = -EINVAL;
-                       }
-                       break;
+               if (min_uV < 2700000) { /* 1800mV ~ 1900mV / 50mV */
+                       if (min_uV <= 1800000)
+                               val = 0;
+                       else if (min_uV <= 1900000)
+                               val = (min_uV - 1750001) / 50000;
+                       else
+                               val = 3;        /* 2700mV */
+               } else {                 /* 2700mV ~ 2800mV / 50mV */
+                       if (min_uV <= 2850000) {
+                               val = (min_uV - 2650001) / 50000;
+                               val += 3;
+                       } else if (min_uV <= 2900000)
+                               val = 6;
+                       else if (min_uV <= 3300000)
+                               val = 7;
+                       else
+                               val = -EINVAL;
                }
                break;
        case PM8607_ID_LDO6:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       if (min_uV < 2600000) { /* 1800mV ~ 1900mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1900000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 3;        /* 2600mV */
-                       } else {                /* 2600mV ~ 2800mV / 50mV */
-                               if (min_uV <= 2800000) {
-                                       val = (min_uV - 2550001) / 50000;
-                                       val += 3;
-                               } else
-                                       val = -EINVAL;
-                       }
-                       break;
-               case PM8607_CHIP_B0:
-                       if (min_uV < 2600000) { /* 1800mV ~ 1850mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1850000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 2;        /* 2600mV */
-                       } else {                /* 2600mV ~ 2800mV / 50mV */
-                               if (min_uV <= 2800000) {
-                                       val = (min_uV - 2550001) / 50000;
-                                       val += 2;
-                               } else if (min_uV <= 3300000)
-                                       val = 7;
-                               else
-                                       val = -EINVAL;
-                       }
-                       break;
+               if (min_uV < 2600000) { /* 1800mV ~ 1850mV / 50mV */
+                       if (min_uV <= 1800000)
+                               val = 0;
+                       else if (min_uV <= 1850000)
+                               val = (min_uV - 1750001) / 50000;
+                       else
+                               val = 2;        /* 2600mV */
+               } else {                /* 2600mV ~ 2800mV / 50mV */
+                       if (min_uV <= 2800000) {
+                               val = (min_uV - 2550001) / 50000;
+                               val += 2;
+                       } else if (min_uV <= 3300000)
+                               val = 7;
+                       else
+                               val = -EINVAL;
                }
                break;
        case PM8607_ID_LDO14:
-               switch (chip_id) {
-               case PM8607_CHIP_A0:
-               case PM8607_CHIP_A1:
-                       if (min_uV < 2700000) { /* 1800mV ~ 1900mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1900000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 3;        /* 2700mV */
-                       } else {                 /* 2700mV ~ 2900mV / 50mV */
-                               if (min_uV <= 2900000) {
-                                       val = (min_uV - 2650001) / 50000;
-                                       val += 3;
-                               } else
-                                       val = -EINVAL;
-                       }
-                       break;
-               case PM8607_CHIP_B0:
-                       if (min_uV < 2700000) { /* 1800mV ~ 1850mV / 50mV */
-                               if (min_uV <= 1800000)
-                                       val = 0;
-                               else if (min_uV <= 1850000)
-                                       val = (min_uV - 1750001) / 50000;
-                               else
-                                       val = 2;        /* 2700mV */
-                       } else {                 /* 2700mV ~ 2900mV / 50mV */
-                               if (min_uV <= 2900000) {
-                                       val = (min_uV - 2650001) / 50000;
-                                       val += 2;
-                               } else if (min_uV <= 3300000)
-                                       val = 7;
-                               else
-                                       val = -EINVAL;
-                       }
-                       break;
+               if (min_uV < 2700000) { /* 1800mV ~ 1850mV / 50mV */
+                       if (min_uV <= 1800000)
+                               val = 0;
+                       else if (min_uV <= 1850000)
+                               val = (min_uV - 1750001) / 50000;
+                       else
+                               val = 2;        /* 2700mV */
+               } else {                 /* 2700mV ~ 2900mV / 50mV */
+                       if (min_uV <= 2900000) {
+                               val = (min_uV - 2650001) / 50000;
+                               val += 2;
+                       } else if (min_uV <= 3300000)
+                               val = 7;
+                       else
+                               val = -EINVAL;
                }
                break;
        }