regulator: palmas: disable bypass when the LDO is enabled

Some LDOs have a bypass capability. Make sure that the bypass is disabled
when is the LDO is enabled (otherwise the voltage can't be changed).

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Keerthy <j-keerthy@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/include/power/palmas.h b/include/power/palmas.h
index bad5a35..df5f15c 100644
--- a/include/power/palmas.h
+++ b/include/power/palmas.h
@@ -23,3 +23,4 @@
 #define PALMAS_LDO_VOLT_MAX     3300000
 #define PALMAS_LDO_MODE_MASK	0x1
 #define PALMAS_LDO_STATUS_MASK	0x10
+#define PALMAS_LDO_BYPASS_EN	0x40