From: Kumar Gala <galak@kernel.crashing.org>
Date: Sun, 6 Nov 2011 17:51:07 +0000 (-0600)
Subject: powerpc: Add initial e6500 cpu support
X-Git-Tag: upstream/snapshot3+hdmi~7936^2~7^2~46
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=10241842fbe900276634fee8d37ec48a7d8a762f;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

powerpc: Add initial e6500 cpu support

Add basic support for e6500 core in its single threaded mode.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
---

diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index ad55a1c..b9219e9 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -390,6 +390,10 @@ extern const char *powerpc_base_platform;
 	    CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 	    CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 	    CPU_FTR_DEBUG_LVL_EXC)
+#define CPU_FTRS_E6500	(CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
+	    CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
+	    CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
+	    CPU_FTR_DEBUG_LVL_EXC)
 #define CPU_FTRS_GENERIC_32	(CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
 
 /* 64-bit CPUs */
@@ -442,7 +446,7 @@ extern const char *powerpc_base_platform;
 
 #ifdef __powerpc64__
 #ifdef CONFIG_PPC_BOOK3E
-#define CPU_FTRS_POSSIBLE	(CPU_FTRS_E5500 | CPU_FTRS_A2)
+#define CPU_FTRS_POSSIBLE	(CPU_FTRS_E6500 | CPU_FTRS_E5500 | CPU_FTRS_A2)
 #else
 #define CPU_FTRS_POSSIBLE	\
 	    (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 |	\
@@ -483,7 +487,7 @@ enum {
 #endif
 #ifdef CONFIG_E500
 	    CPU_FTRS_E500 | CPU_FTRS_E500_2 | CPU_FTRS_E500MC |
-	    CPU_FTRS_E5500 |
+	    CPU_FTRS_E5500 | CPU_FTRS_E6500 |
 #endif
 	    0,
 };
@@ -491,7 +495,7 @@ enum {
 
 #ifdef __powerpc64__
 #ifdef CONFIG_PPC_BOOK3E
-#define CPU_FTRS_ALWAYS		(CPU_FTRS_E5500 & CPU_FTRS_A2)
+#define CPU_FTRS_ALWAYS		(CPU_FTRS_E6500 & CPU_FTRS_E5500 & CPU_FTRS_A2)
 #else
 #define CPU_FTRS_ALWAYS		\
 	    (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 &	\
@@ -528,7 +532,7 @@ enum {
 #endif
 #ifdef CONFIG_E500
 	    CPU_FTRS_E500 & CPU_FTRS_E500_2 & CPU_FTRS_E500MC &
-	    CPU_FTRS_E5500 &
+	    CPU_FTRS_E5500 & CPU_FTRS_E6500 &
 #endif
 	    CPU_FTRS_POSSIBLE,
 };
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 81db9e2..4dccf51 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -2019,6 +2019,24 @@ static struct cpu_spec __initdata cpu_specs[] = {
 		.machine_check		= machine_check_e500mc,
 		.platform		= "ppce5500",
 	},
+	{	/* e6500 */
+		.pvr_mask		= 0xffff0000,
+		.pvr_value		= 0x80400000,
+		.cpu_name		= "e6500",
+		.cpu_features		= CPU_FTRS_E6500,
+		.cpu_user_features	= COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
+		.mmu_features		= MMU_FTR_TYPE_FSL_E | MMU_FTR_BIG_PHYS |
+			MMU_FTR_USE_TLBILX,
+		.icache_bsize		= 64,
+		.dcache_bsize		= 64,
+		.num_pmcs		= 4,
+		.oprofile_cpu_type	= "ppc/e6500",
+		.oprofile_type		= PPC_OPROFILE_FSL_EMB,
+		.cpu_setup		= __setup_cpu_e5500,
+		.cpu_restore		= __restore_cpu_e5500,
+		.machine_check		= machine_check_e500mc,
+		.platform		= "ppce6500",
+	},
 #ifdef CONFIG_PPC32
 	{	/* default match */
 		.pvr_mask		= 0x00000000,