Platform: OLPC: Specify the enable time

Determined empirically.
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Link: https://lore.kernel.org/r/20210126073740.10232-4-lkundrak@v3.skReviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/olpc/olpc-ec.c

@@ -398,6 +398,7 @@ static const struct regulator_desc dcon_desc = {
 	.ops		= &dcon_regulator_ops,
 	.type		= REGULATOR_VOLTAGE,
 	.owner		= THIS_MODULE,
+	.enable_time	= 25000,
 };
 
 static int olpc_ec_probe(struct platform_device *pdev)