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authorKelvin Cheung <keguang.zhang@gmail.com>2012-06-20 20:05:32 +0100
committerRalf Baechle <ralf@linux-mips.org>2012-07-23 13:57:04 +0100
commit2fa36399e63c911134f28b6878aada9b395c4209 (patch)
tree929290ba3e73119e79d8a5a3392c8a65e86f37a6 /arch/mips/include
parent28a33cbc24e4256c143dce96c7d93bf423229f92 (diff)
MIPS: Add CPU support for Loongson1B
Loongson 1B is a 32-bit SoC designed by Institute of Computing Technology (ICT) and the Chinese Academy of Sciences (CAS), which implements the MIPS32 release 2 instruction set. [ralf@linux-mips.org: But which is not strictly a MIPS32 compliant device which also is why it identifies itself with the Legacy Vendor ID in the PrID register. When applying the patch I shoveled some code around to keep things in alphabetical order and avoid forward declarations.] Signed-off-by: Kelvin Cheung <keguang.zhang@gmail.com> Cc: To: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Cc: wuzhangjin@gmail.com Cc: zhzhl555@gmail.com Cc: Kelvin Cheung <keguang.zhang@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/3976/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include')
-rw-r--r--arch/mips/include/asm/cpu.h3
-rw-r--r--arch/mips/include/asm/module.h2
2 files changed, 4 insertions, 1 deletions
diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index 95e40c1e8ed..f21b7c04e95 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -197,6 +197,7 @@
#define PRID_REV_VR4181A 0x0070 /* Same as VR4122 */
#define PRID_REV_VR4130 0x0080
#define PRID_REV_34K_V1_0_2 0x0022
+#define PRID_REV_LOONGSON1B 0x0020
#define PRID_REV_LOONGSON2E 0x0002
#define PRID_REV_LOONGSON2F 0x0003
@@ -261,7 +262,7 @@ enum cpu_type_enum {
*/
CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_1004K, CPU_74K,
CPU_ALCHEMY, CPU_PR4450, CPU_BMIPS32, CPU_BMIPS3300, CPU_BMIPS4350,
- CPU_BMIPS4380, CPU_BMIPS5000, CPU_JZRISC, CPU_M14KC,
+ CPU_BMIPS4380, CPU_BMIPS5000, CPU_JZRISC, CPU_LOONGSON1, CPU_M14KC,
/*
* MIPS64 class processors
diff --git a/arch/mips/include/asm/module.h b/arch/mips/include/asm/module.h
index 530008048c6..7531ecd654d 100644
--- a/arch/mips/include/asm/module.h
+++ b/arch/mips/include/asm/module.h
@@ -117,6 +117,8 @@ search_module_dbetables(unsigned long addr)
#define MODULE_PROC_FAMILY "RM9000 "
#elif defined CONFIG_CPU_SB1
#define MODULE_PROC_FAMILY "SB1 "
+#elif defined CONFIG_CPU_LOONGSON1
+#define MODULE_PROC_FAMILY "LOONGSON1 "
#elif defined CONFIG_CPU_LOONGSON2
#define MODULE_PROC_FAMILY "LOONGSON2 "
#elif defined CONFIG_CPU_CAVIUM_OCTEON