regulator: use voltage number array in 88pm860x

A lot of condition comparision statements are used in original driver. These
statements are used to check the boundary of voltage numbers since voltage
number isn't linear.

Now use array of voltage numbers instead. Clean code with simpler way.

Signed-off-by: Haojian Zhuang <[email protected]>
Acked-by: Mark Brown <[email protected]>
Signed-off-by: Liam Girdwood <[email protected]>

Author: Haojian Zhuang

drivers/mfd/88pm860x-core.c

@@ -173,6 +173,7 @@ static struct resource regulator_resources[] = {
 	PM8607_REG_RESOURCE(LDO9,  LDO9),
 	PM8607_REG_RESOURCE(LDO10, LDO10),
 	PM8607_REG_RESOURCE(LDO12, LDO12),
+	PM8607_REG_RESOURCE(VIBRATOR_SET, VIBRATOR_SET),
 	PM8607_REG_RESOURCE(LDO14, LDO14),
 };
 
@@ -199,6 +200,7 @@ static struct mfd_cell regulator_devs[] = {
 	PM8607_REG_DEVS(LDO9),
 	PM8607_REG_DEVS(LDO10),
 	PM8607_REG_DEVS(LDO12),
+	PM8607_REG_DEVS(LDO13),
 	PM8607_REG_DEVS(LDO14),
 };