diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index c66ad4edc5e35e64512a03f999c69a24805566fa..5fb41ad6e3bcdcdc3b07fb20382c980b7e7dfa9e 100644
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -893,6 +893,8 @@ static void __init hx4700_init(void)
 	mdelay(10);
 	gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1);
 	mdelay(10);
+
+	regulator_has_full_constraints();
 }
 
 MACHINE_START(H4700, "HP iPAQ HX4700")