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authorHuacai Chen <chenhc@lemote.com>2018-04-28 11:21:25 +0800
committerPaul Burton <paul.burton@mips.com>2018-07-23 17:53:34 -0700
commit7cff3f168999fd1de4a41c5971363f42d49e961f (patch)
treed92158ab49a5e4ade8080eaf5f68edd4022fa378 /arch/mips/loongson64
parentc6ea7e9747318e5a6774995f4f8e3e0f7c0fa8ba (diff)
downloadlinux-7cff3f168999fd1de4a41c5971363f42d49e961f.tar.gz
MIPS: Loongson: Add Loongson-3A R3.1 basic support
Loongson-3A R3.1 is the bugfix revision of Loongson-3A R3.

All Loongson-3 CPU family:

Code-name         Brand-name       PRId
Loongson-3A R1    Loongson-3A1000  0x6305
Loongson-3A R2    Loongson-3A2000  0x6308
Loongson-3A R3    Loongson-3A3000  0x6309
Loongson-3A R3.1  Loongson-3A3000  0x630d
Loongson-3B R1    Loongson-3B1000  0x6306
Loongson-3B R2    Loongson-3B1500  0x6307

Signed-off-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/19263/
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <james.hogan@mips.com>
Cc: linux-mips@linux-mips.org
Cc: Fuxin Zhang <zhangfx@lemote.com>
Cc: Zhangjin Wu <wuzhangjin@gmail.com>
Cc: Huacai Chen <chenhuacai@gmail.com>
Diffstat (limited to 'arch/mips/loongson64')
-rw-r--r--arch/mips/loongson64/common/env.c3
-rw-r--r--arch/mips/loongson64/loongson-3/smp.c3
2 files changed, 4 insertions, 2 deletions
diff --git a/arch/mips/loongson64/common/env.c b/arch/mips/loongson64/common/env.c
index 1e8a955ae5a8..8f68ee02a8c2 100644
--- a/arch/mips/loongson64/common/env.c
+++ b/arch/mips/loongson64/common/env.c
@@ -198,7 +198,8 @@ void __init prom_init_env(void)
 			break;
 		case PRID_REV_LOONGSON3A_R1:
 		case PRID_REV_LOONGSON3A_R2:
-		case PRID_REV_LOONGSON3A_R3:
+		case PRID_REV_LOONGSON3A_R3_0:
+		case PRID_REV_LOONGSON3A_R3_1:
 			cpu_clock_freq = 900000000;
 			break;
 		case PRID_REV_LOONGSON3B_R1:
diff --git a/arch/mips/loongson64/loongson-3/smp.c b/arch/mips/loongson64/loongson-3/smp.c
index 8501109bb0f0..fea95d003269 100644
--- a/arch/mips/loongson64/loongson-3/smp.c
+++ b/arch/mips/loongson64/loongson-3/smp.c
@@ -682,7 +682,8 @@ void play_dead(void)
 			(void *)CKSEG1ADDR((unsigned long)loongson3a_r1_play_dead);
 		break;
 	case PRID_REV_LOONGSON3A_R2:
-	case PRID_REV_LOONGSON3A_R3:
+	case PRID_REV_LOONGSON3A_R3_0:
+	case PRID_REV_LOONGSON3A_R3_1:
 		play_dead_at_ckseg1 =
 			(void *)CKSEG1ADDR((unsigned long)loongson3a_r2r3_play_dead);
 		break;