Abolish unused ucBoardRev variables

[David Gibson]

asm-powerpc/processor.h declares, and arch/ppc/platforms/prep_setup.c
defines variables ucBoardRev, ucBoardRevMaj and ucBoardRevMin which
are used nowhere in the current kernel (neither in arch/ppc nor
arch/powerpc).  This patch removes them.

Signed-off-by: David Gibson <david at gibson.dropbear.id.au>

---

Please merge for 2.6.23

Index: working-2.6/arch/ppc/platforms/prep_setup.c
===================================================================
--- working-2.6.orig/arch/ppc/platforms/prep_setup.c	2007-06-19 16:38:20.000000000 +1000
+++ working-2.6/arch/ppc/platforms/prep_setup.c	2007-06-19 16:38:23.000000000 +1000
@@ -69,9 +69,6 @@
 
 TODC_ALLOC();
 
-unsigned char ucBoardRev;
-unsigned char ucBoardRevMaj, ucBoardRevMin;
-
 extern unsigned char prep_nvram_read_val(int addr);
 extern void prep_nvram_write_val(int addr,
 				 unsigned char val);
Index: working-2.6/include/asm-powerpc/processor.h
===================================================================
--- working-2.6.orig/include/asm-powerpc/processor.h	2007-06-19 16:38:03.000000000 +1000
+++ working-2.6/include/asm-powerpc/processor.h	2007-06-19 16:38:09.000000000 +1000
@@ -43,14 +43,6 @@ extern int _chrp_type;
 /* what kind of prep workstation we are */
 extern int _prep_type;
 
-/*
- * This is used to identify the board type from a given PReP board
- * vendor. Board revision is also made available. This will be moved
- * elsewhere soon
- */
-extern unsigned char ucBoardRev;
-extern unsigned char ucBoardRevMaj, ucBoardRevMin;
-
 #endif /* CONFIG_PPC_PREP */
 
 #endif /* defined(__KERNEL__) && defined(CONFIG_PPC32) */

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson