mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-02 15:18:19 +00:00
Code Issues Releases Wiki Activity

Merge remote-tracking branches 'regulator/topic/dt' and 'regulator/for-linus' into regulator-next

Browse source
This commit is contained in:
Mark Brown 2011-11-28 19:01:08 +00:00
commit 979268cd32
2 changed files with 49 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
Documentation/devicetree/bindings/regulator/regulator.txt
View file

@ -32,15 +32,15 @@ its just seen as a special case of a regulator being a
consumer itself.
Example of a consumer device node (mmc) referencing two
regulators (twl-reg1 and twl-reg2),
regulators (twl_reg1 and twl_reg2),
twl-reg1: regulator@0 {
twl_reg1: regulator@0 {
...
...
...
};
twl-reg2: regulator@1 {
twl_reg2: regulator@1 {
...
...
...
@ -49,6 +49,6 @@ regulators (twl-reg1 and twl-reg2),
mmc: mmc@0x0 {
...
...
vmmc-supply = <&twl-reg1>;
vmmcaux-supply = <&twl-reg2>;
vmmc-supply = <&twl_reg1>;
vmmcaux-supply = <&twl_reg2>;
};

46
drivers/regulator/twl-regulator.c
View file

@ -71,6 +71,7 @@ struct twlreg_info {
#define VREG_TYPE 1
#define VREG_REMAP 2
#define VREG_DEDICATED 3 /* LDO control */
#define VREG_VOLTAGE_SMPS_4030 9
/* TWL6030 register offsets */
#define VREG_TRANS 1
#define VREG_STATE 2
@ -514,6 +515,32 @@ static struct regulator_ops twl4030ldo_ops = {
.get_status = twl4030reg_get_status,
};
static int
twl4030smps_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV,
unsigned *selector)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int vsel = DIV_ROUND_UP(min_uV - 600000, 12500);
twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE_SMPS_4030,
vsel);
return 0;
}
static int twl4030smps_get_voltage(struct regulator_dev *rdev)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER,
VREG_VOLTAGE_SMPS_4030);
return vsel * 12500 + 600000;
}
static struct regulator_ops twl4030smps_ops = {
.set_voltage = twl4030smps_set_voltage,
.get_voltage = twl4030smps_get_voltage,
};
static int twl6030ldo_list_voltage(struct regulator_dev *rdev, unsigned index)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
@ -856,6 +883,21 @@ static struct regulator_ops twlsmps_ops = {
}, \
}
#define TWL4030_ADJUSTABLE_SMPS(label, offset, num, turnon_delay, remap_conf) \
{ \
.base = offset, \
.id = num, \
.delay = turnon_delay, \
.remap = remap_conf, \
.desc = { \
.name = #label, \
.id = TWL4030_REG_##label, \
.ops = &twl4030smps_ops, \
.type = REGULATOR_VOLTAGE, \
.owner = THIS_MODULE, \
}, \
}
#define TWL6030_ADJUSTABLE_LDO(label, offset, min_mVolts, max_mVolts) { \
.base = offset, \
.min_mV = min_mVolts, \
@ -947,8 +989,8 @@ static struct twlreg_info twl_regs[] = {
TWL4030_ADJUSTABLE_LDO(VINTANA2, 0x43, 12, 100, 0x08),
TWL4030_FIXED_LDO(VINTDIG, 0x47, 1500, 13, 100, 0x08),
TWL4030_ADJUSTABLE_LDO(VIO, 0x4b, 14, 1000, 0x08),
TWL4030_ADJUSTABLE_LDO(VDD1, 0x55, 15, 1000, 0x08),
TWL4030_ADJUSTABLE_LDO(VDD2, 0x63, 16, 1000, 0x08),
TWL4030_ADJUSTABLE_SMPS(VDD1, 0x55, 15, 1000, 0x08),
TWL4030_ADJUSTABLE_SMPS(VDD2, 0x63, 16, 1000, 0x08),
TWL4030_FIXED_LDO(VUSB1V5, 0x71, 1500, 17, 100, 0x08),
TWL4030_FIXED_LDO(VUSB1V8, 0x74, 1800, 18, 100, 0x08),
TWL4030_FIXED_LDO(VUSB3V1, 0x77, 3100, 19, 150, 0x08),