fix-regulator:do not load the driver asynchronously for platform spacemit

if this driver load asynchronously, the drivers that rely on it to
load in advance may not load successully

Change-Id: I0a716d4eceb8f4f729c8f059d1d386921f90ace5

drivers/regulator/fixed.c

@@ -333,7 +333,9 @@ static struct platform_driver regulator_fixed_voltage_driver = {
 	.probe		= reg_fixed_voltage_probe,
 	.driver		= {
 		.name		= "reg-fixed-voltage",
+#ifndef CONFIG_SOC_SPACEMIT
 		.probe_type	= PROBE_PREFER_ASYNCHRONOUS,
+#endif
 		.of_match_table = of_match_ptr(fixed_of_match),
 	},
 };