amd/XX/hudson: Remove #if IS_ENABLED(CONFIG_HUDSON_IMC_FWM)

Remove the unnecessary #if from around the #include "fchec.h".
Turn #if statements into if().

Change-Id: Ia0582b3ce24c55dd439dfadb727507240accd9d5
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/21188
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
diff --git a/src/southbridge/amd/agesa/hudson/hudson.c b/src/southbridge/amd/agesa/hudson/hudson.c
index 101f5d42..9a6df61 100644
--- a/src/southbridge/amd/agesa/hudson/hudson.c
+++ b/src/southbridge/amd/agesa/hudson/hudson.c
@@ -181,12 +181,10 @@
 
 static void hudson_final(void *chip_info)
 {
-#if !IS_ENABLED(CONFIG_ACPI_ENABLE_THERMAL_ZONE)
-#if IS_ENABLED(CONFIG_HUDSON_IMC_FWM)
 	/* AMD AGESA does not enable thermal zone, so we enable it here. */
-	enable_imc_thermal_zone();
-#endif
-#endif
+	if (IS_ENABLED(CONFIG_HUDSON_IMC_FWM) &&
+			!IS_ENABLED(CONFIG_ACPI_ENABLE_THERMAL_ZONE))
+		enable_imc_thermal_zone();
 }
 
 struct chip_operations southbridge_amd_agesa_hudson_ops = {