regulator: Set n_voltages for da9052 regulators

The n_voltages setting for all LDOs and DCDCs are missing in current code.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c
index ea4d8f5..319ba51 100644
--- a/drivers/regulator/da9052-regulator.c
+++ b/drivers/regulator/da9052-regulator.c
@@ -400,6 +400,7 @@
 		.ops = &da9052_ldo5_6_ops,\
 		.type = REGULATOR_VOLTAGE,\
 		.id = _id,\
+		.n_voltages = (max - min) / step + 1, \
 		.owner = THIS_MODULE,\
 	},\
 	.min_uV = (min) * 1000,\
@@ -417,6 +418,7 @@
 		.ops = &da9052_ldo_ops,\
 		.type = REGULATOR_VOLTAGE,\
 		.id = _id,\
+		.n_voltages = (max - min) / step + 1, \
 		.owner = THIS_MODULE,\
 	},\
 	.min_uV = (min) * 1000,\
@@ -434,6 +436,7 @@
 		.ops = &da9052_dcdc_ops,\
 		.type = REGULATOR_VOLTAGE,\
 		.id = _id,\
+		.n_voltages = (max - min) / step + 1, \
 		.owner = THIS_MODULE,\
 	},\
 	.min_uV = (min) * 1000,\
@@ -451,6 +454,7 @@
 		.ops = &da9052_buckperi_ops,\
 		.type = REGULATOR_VOLTAGE,\
 		.id = _id,\
+		.n_voltages = (max - min) / step + 1, \
 		.owner = THIS_MODULE,\
 	},\
 	.min_uV = (min) * 1000,\