ARM: Add support for FA526 v2

Adds support for Faraday FA526 core. This core is used at least by:
Cortina Systems Gemini and Centroid family
Cavium Networks ECONA family
Grain Media GM8120
Pixelplus ImageARM
Prolific PL-1029
Faraday IP evaluation boards

v2:
- move TLB_BTB to separate patch
- update copyrights

Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>

arch/arm/include/asm/proc-fns.h

@@ -89,6 +89,14 @@
 #   define CPU_NAME cpu_arm922
 #  endif
 # endif
+# ifdef CONFIG_CPU_FA526
+#  ifdef CPU_NAME
+#   undef  MULTI_CPU
+#   define MULTI_CPU
+#  else
+#   define CPU_NAME cpu_fa526
+#  endif
+# endif
 # ifdef CONFIG_CPU_ARM925T
 #  ifdef CPU_NAME
 #   undef  MULTI_CPU