regulator: arizona-micsupp: Add ramp time information

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/drivers/regulator/arizona-micsupp.c b/drivers/regulator/arizona-micsupp.c
index d9b1f82..93d0604 100644
--- a/drivers/regulator/arizona-micsupp.c
+++ b/drivers/regulator/arizona-micsupp.c
@@ -101,6 +101,8 @@
 	.bypass_reg = ARIZONA_MIC_CHARGE_PUMP_1,
 	.bypass_mask = ARIZONA_CPMIC_BYPASS,
 
+	.enable_time = 3000,
+
 	.owner = THIS_MODULE,
 };