MIPS: OCTEON: Set L1 cache parameters for OCTEON3 CPUs.

Signed-off-by: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5638/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 14 insertions, 0 deletions

diff --git a/arch/mips/mm/c-octeon.c b/arch/mips/mm/c-octeon.c
index a0bcdbb81d410..729e7702b1de8 100644
--- a/arch/mips/mm/c-octeon.c
+++ b/arch/mips/mm/c-octeon.c
@@ -224,6 +224,20 @@ static void probe_octeon(void)
 		c->options |= MIPS_CPU_PREFETCH;
 		break;
 
+	case CPU_CAVIUM_OCTEON3:
+		c->icache.linesz = 128;
+		c->icache.sets = 16;
+		c->icache.ways = 39;
+		c->icache.flags |= MIPS_CACHE_VTAG;
+		icache_size = c->icache.sets * c->icache.ways * c->icache.linesz;
+
+		c->dcache.linesz = 128;
+		c->dcache.ways = 32;
+		c->dcache.sets = 8;
+		dcache_size = c->dcache.sets * c->dcache.ways * c->dcache.linesz;
+		c->options |= MIPS_CPU_PREFETCH;
+		break;
+
 	default:
 		panic("Unsupported Cavium Networks CPU type");
 		break;