/* chip specific features */
unsigned long features;
+
+ /*
+ * optional override functions for voltage set/get
+ * these are currently only used for SMPS regulators
+ */
+ int (*get_voltage)(void *data);
+ int (*set_voltage)(void *data, int target_uV);
+
+ /* data passed from board for external get/set voltage */
+ void *data;
};
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);
+ if (info->set_voltage) {
+ return info->set_voltage(info->data, min_uV);
+ } else {
+ 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,
+ int vsel;
+
+ if (info->get_voltage)
+ return info->get_voltage(info->data);
+
+ vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER,
VREG_VOLTAGE_SMPS_4030);
return vsel * 12500 + 600000;
.get_voltage = twl4030smps_get_voltage,
};
+static int twl6030coresmps_set_voltage(struct regulator_dev *rdev, int min_uV,
+ int max_uV, unsigned *selector)
+{
+ struct twlreg_info *info = rdev_get_drvdata(rdev);
+
+ if (info->set_voltage)
+ return info->set_voltage(info->data, min_uV);
+
+ return -ENODEV;
+}
+
+static int twl6030coresmps_get_voltage(struct regulator_dev *rdev)
+{
+ struct twlreg_info *info = rdev_get_drvdata(rdev);
+
+ if (info->get_voltage)
+ return info->get_voltage(info->data);
+
+ return -ENODEV;
+}
+
+static struct regulator_ops twl6030coresmps_ops = {
+ .set_voltage = twl6030coresmps_set_voltage,
+ .get_voltage = twl6030coresmps_get_voltage,
+};
+
static int twl6030ldo_list_voltage(struct regulator_dev *rdev, unsigned index)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
}, \
}
+#define TWL6030_ADJUSTABLE_SMPS(label) { \
+ .desc = { \
+ .name = #label, \
+ .id = TWL6030_REG_##label, \
+ .ops = &twl6030coresmps_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .owner = THIS_MODULE, \
+ }, \
+ }
+
#define TWL6030_ADJUSTABLE_LDO(label, offset, min_mVolts, max_mVolts) { \
.base = offset, \
.min_mV = min_mVolts, \
/* 6030 REG with base as PMC Slave Misc : 0x0030 */
/* Turnon-delay and remap configuration values for 6030 are not
verified since the specification is not public */
+ TWL6030_ADJUSTABLE_SMPS(VDD1),
+ TWL6030_ADJUSTABLE_SMPS(VDD2),
+ TWL6030_ADJUSTABLE_SMPS(VDD3),
TWL6030_ADJUSTABLE_LDO(VAUX1_6030, 0x54, 1000, 3300),
TWL6030_ADJUSTABLE_LDO(VAUX2_6030, 0x58, 1000, 3300),
TWL6030_ADJUSTABLE_LDO(VAUX3_6030, 0x5c, 1000, 3300),
struct regulator_init_data *initdata;
struct regulation_constraints *c;
struct regulator_dev *rdev;
+ struct twl_regulator_driver_data *drvdata;
for (i = 0, info = NULL; i < ARRAY_SIZE(twl_regs); i++) {
if (twl_regs[i].desc.id != pdev->id)
if (!initdata)
return -EINVAL;
- /* copy the features into regulator data */
- info->features = (unsigned long)initdata->driver_data;
+ drvdata = initdata->driver_data;
+
+ if (!drvdata)
+ return -EINVAL;
+
+ /* copy the driver data into regulator data */
+ info->features = drvdata->features;
+ info->data = drvdata->data;
+ info->set_voltage = drvdata->set_voltage;
+ info->get_voltage = drvdata->get_voltage;
/* Constrain board-specific capabilities according to what
* this driver and the chip itself can actually do.