x86: Add init for model 206AX CPU

Add the setup code for the CPU so that it can be used at full speed.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index 480442f..723a957 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -76,6 +76,7 @@
 	COMPAT(INTEL_MICROCODE, "intel,microcode"),
 	COMPAT(MEMORY_SPD, "memory-spd"),
 	COMPAT(INTEL_PANTHERPOINT_AHCI, "intel,pantherpoint-ahci"),
+	COMPAT(INTEL_MODEL_206AX, "intel,model-206ax"),
 };
 
 const char *fdtdec_get_compatible(enum fdt_compat_id id)