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authorHaojian Zhuang <haojian.zhuang@marvell.com>2009-12-10 06:06:17 -0500
committerSamuel Ortiz <sameo@linux.intel.com>2010-03-07 22:17:06 +0100
commit34a4b2391e9fbd12de9817de4ae409528bd7d7b6 (patch)
treefc82cd2d7985a84eec048b1895ed5f354d55759e /drivers/regulator
parent866a98ae6e1a9768cd25fe1185481569c7e4b4a9 (diff)
downloadlinux-34a4b2391e9fbd12de9817de4ae409528bd7d7b6.tar.bz2
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>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/88pm8607.c290
1 files changed, 77 insertions, 213 deletions
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c
index 97897a6bf4f3..5fb83e2ced25 100644
--- 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;
}