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Kirill Smelkov
linux
Commits
38962571
Commit
38962571
authored
Apr 23, 2014
by
Mark Brown
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Merge remote-tracking branch 'regulator/fix/pbias' into regulator-linus
parents
5c437f42
60e8c1e3
Changes
1
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1 changed file
with
20 additions
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56 deletions
+20
-56
drivers/regulator/pbias-regulator.c
drivers/regulator/pbias-regulator.c
+20
-56
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drivers/regulator/pbias-regulator.c
View file @
38962571
...
...
@@ -38,66 +38,24 @@ struct pbias_reg_info {
struct
pbias_regulator_data
{
struct
regulator_desc
desc
;
void
__iomem
*
pbias_addr
;
unsigned
int
pbias_reg
;
struct
regulator_dev
*
dev
;
struct
regmap
*
syscon
;
const
struct
pbias_reg_info
*
info
;
int
voltage
;
};
static
int
pbias_regulator_set_voltage
(
struct
regulator_dev
*
dev
,
int
min_uV
,
int
max_uV
,
unsigned
*
selector
)
{
struct
pbias_regulator_data
*
data
=
rdev_get_drvdata
(
dev
);
const
struct
pbias_reg_info
*
info
=
data
->
info
;
int
ret
,
vmode
;
if
(
min_uV
<=
1800000
)
vmode
=
0
;
else
if
(
min_uV
>
1800000
)
vmode
=
info
->
vmode
;
ret
=
regmap_update_bits
(
data
->
syscon
,
data
->
pbias_reg
,
info
->
vmode
,
vmode
);
return
ret
;
}
static
int
pbias_regulator_get_voltage
(
struct
regulator_dev
*
rdev
)
{
struct
pbias_regulator_data
*
data
=
rdev_get_drvdata
(
rdev
);
const
struct
pbias_reg_info
*
info
=
data
->
info
;
int
value
,
voltage
;
regmap_read
(
data
->
syscon
,
data
->
pbias_reg
,
&
value
);
value
&=
info
->
vmode
;
voltage
=
value
?
3000000
:
1800000
;
return
voltage
;
}
static
const
unsigned
int
pbias_volt_table
[]
=
{
1800000
,
3000000
};
static
int
pbias_regulator_enable
(
struct
regulator_dev
*
rdev
)
{
struct
pbias_regulator_data
*
data
=
rdev_get_drvdata
(
rdev
);
const
struct
pbias_reg_info
*
info
=
data
->
info
;
int
ret
;
ret
=
regmap_update_bits
(
data
->
syscon
,
data
->
pbias
_reg
,
ret
urn
regmap_update_bits
(
data
->
syscon
,
rdev
->
desc
->
enable
_reg
,
info
->
enable_mask
,
info
->
enable
);
return
ret
;
}
static
int
pbias_regulator_disable
(
struct
regulator_dev
*
rdev
)
{
struct
pbias_regulator_data
*
data
=
rdev_get_drvdata
(
rdev
);
const
struct
pbias_reg_info
*
info
=
data
->
info
;
int
ret
;
ret
=
regmap_update_bits
(
data
->
syscon
,
data
->
pbias_reg
,
info
->
enable_mask
,
0
);
return
ret
;
}
static
int
pbias_regulator_is_enable
(
struct
regulator_dev
*
rdev
)
...
...
@@ -106,16 +64,17 @@ static int pbias_regulator_is_enable(struct regulator_dev *rdev)
const
struct
pbias_reg_info
*
info
=
data
->
info
;
int
value
;
regmap_read
(
data
->
syscon
,
data
->
pbias
_reg
,
&
value
);
regmap_read
(
data
->
syscon
,
rdev
->
desc
->
enable
_reg
,
&
value
);
return
(
value
&
info
->
enable_mask
)
==
info
->
enable
_mask
;
return
(
value
&
info
->
enable_mask
)
==
info
->
enable
;
}
static
struct
regulator_ops
pbias_regulator_voltage_ops
=
{
.
set_voltage
=
pbias_regulator_set_voltage
,
.
get_voltage
=
pbias_regulator_get_voltage
,
.
list_voltage
=
regulator_list_voltage_table
,
.
get_voltage_sel
=
regulator_get_voltage_sel_regmap
,
.
set_voltage_sel
=
regulator_set_voltage_sel_regmap
,
.
enable
=
pbias_regulator_enable
,
.
disable
=
pbias_regulator_disable
,
.
disable
=
regulator_disable_regmap
,
.
is_enabled
=
pbias_regulator_is_enable
,
};
...
...
@@ -192,6 +151,7 @@ static int pbias_regulator_probe(struct platform_device *pdev)
if
(
IS_ERR
(
syscon
))
return
PTR_ERR
(
syscon
);
cfg
.
regmap
=
syscon
;
cfg
.
dev
=
&
pdev
->
dev
;
for
(
idx
=
0
;
idx
<
PBIAS_NUM_REGS
&&
data_idx
<
count
;
idx
++
)
{
...
...
@@ -207,15 +167,19 @@ static int pbias_regulator_probe(struct platform_device *pdev)
if
(
!
res
)
return
-
EINVAL
;
drvdata
[
data_idx
].
pbias_reg
=
res
->
start
;
drvdata
[
data_idx
].
syscon
=
syscon
;
drvdata
[
data_idx
].
info
=
info
;
drvdata
[
data_idx
].
desc
.
name
=
info
->
name
;
drvdata
[
data_idx
].
desc
.
owner
=
THIS_MODULE
;
drvdata
[
data_idx
].
desc
.
type
=
REGULATOR_VOLTAGE
;
drvdata
[
data_idx
].
desc
.
ops
=
&
pbias_regulator_voltage_ops
;
drvdata
[
data_idx
].
desc
.
volt_table
=
pbias_volt_table
;
drvdata
[
data_idx
].
desc
.
n_voltages
=
2
;
drvdata
[
data_idx
].
desc
.
enable_time
=
info
->
enable_time
;
drvdata
[
data_idx
].
desc
.
vsel_reg
=
res
->
start
;
drvdata
[
data_idx
].
desc
.
vsel_mask
=
info
->
vmode
;
drvdata
[
data_idx
].
desc
.
enable_reg
=
res
->
start
;
drvdata
[
data_idx
].
desc
.
enable_mask
=
info
->
enable_mask
;
cfg
.
init_data
=
pbias_matches
[
idx
].
init_data
;
cfg
.
driver_data
=
&
drvdata
[
data_idx
];
...
...
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