powerpc: Remove CLASSIC_PPC

We have a strange #define in cputable.h called CLASSIC_PPC.

Although it is defined for 32 & 64bit, it's only used for 32bit and
it's basically a duplicate of CONFIG_PPC_BOOK3S_32, so let's use
the latter.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

arch/powerpc/include/asm/cputable.h

@@ -267,9 +267,6 @@ extern const char *powerpc_base_platform;
 #define CPU_FTR_MAYBE_CAN_NAP	0
 #endif
 
-#define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
-		     !defined(CONFIG_BOOKE))
-
 #define CPU_FTRS_PPC601	(CPU_FTR_COMMON | CPU_FTR_601 | \
 	CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
 #define CPU_FTRS_603	(CPU_FTR_COMMON | \
@@ -467,7 +464,7 @@ extern const char *powerpc_base_platform;
 #else
 enum {
 	CPU_FTRS_POSSIBLE =
-#if CLASSIC_PPC
+#ifdef CONFIG_PPC_BOOK3S_32
 	    CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
 	    CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
 	    CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
@@ -517,7 +514,7 @@ enum {
 #else
 enum {
 	CPU_FTRS_ALWAYS =
-#if CLASSIC_PPC
+#ifdef CONFIG_PPC_BOOK3S_32
 	    CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
 	    CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
 	    CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &

arch/powerpc/kernel/cputable.c

@@ -527,7 +527,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
 #endif	/* CONFIG_PPC_BOOK3S_64 */
 
 #ifdef CONFIG_PPC32
-#if CLASSIC_PPC
+#ifdef CONFIG_PPC_BOOK3S_32
 	{	/* 601 */
 		.pvr_mask		= 0xffff0000,
 		.pvr_value		= 0x00010000,
@@ -1167,7 +1167,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
 		.machine_check		= machine_check_generic,
 		.platform		= "ppc603",
 	},
-#endif /* CLASSIC_PPC */
+#endif /* CONFIG_PPC_BOOK3S_32 */
 #ifdef CONFIG_8xx
 	{	/* 8xx */
 		.pvr_mask		= 0xffff0000,