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[RESEND,v8,1/9] MIPS: Loongson: Merge PRID macro for Loongson-1A/1B/1C

Message ID 1503995926-17125-2-git-send-email-zhoubb@lemote.com (mailing list archive)
State Awaiting Upstream
Headers show

Commit Message

Binbin Zhou Aug. 29, 2017, 8:38 a.m. UTC 
The Loongson-1 series CPUs(1A/1B/1C) share the same PRID macro.

Signed-off-by: Binbin Zhou <zhoubb@lemote.com>
Signed-off-by: HuaCai Chen <chenhc@lemote.com>
---
 arch/mips/include/asm/cpu.h         | 3 +--
 arch/mips/kernel/cpu-probe.c        | 4 +++-
 arch/mips/loongson32/common/setup.c | 2 +-
 3 files changed, 5 insertions(+), 4 deletions(-)
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Patch

diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index 3069359..71c624d 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -240,8 +240,7 @@ 
 #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_LOONGSON1C	0x0020	/* Same as Loongson-1B */
+#define PRID_REV_LOONGSON1ABC	0x0020
 #define PRID_REV_LOONGSON2E	0x0002
 #define PRID_REV_LOONGSON2F	0x0003
 #define PRID_REV_LOONGSON3A_R1	0x0005
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 353ade2..25f729c 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -1513,8 +1513,10 @@  static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
 		c->cputype = CPU_LOONGSON1;
 
 		switch (c->processor_id & PRID_REV_MASK) {
-		case PRID_REV_LOONGSON1B:
+		case PRID_REV_LOONGSON1ABC:
+#ifdef CONFIG_CPU_LOONGSON1B
 			__cpu_name[cpu] = "Loongson 1B";
+#endif
 			break;
 		}
 
diff --git a/arch/mips/loongson32/common/setup.c b/arch/mips/loongson32/common/setup.c
index 1640744..c8e8b3e 100644
--- a/arch/mips/loongson32/common/setup.c
+++ b/arch/mips/loongson32/common/setup.c
@@ -21,7 +21,7 @@  const char *get_system_type(void)
 	unsigned int processor_id = (&current_cpu_data)->processor_id;
 
 	switch (processor_id & PRID_REV_MASK) {
-	case PRID_REV_LOONGSON1B:
+	case PRID_REV_LOONGSON1ABC:
 #if defined(CONFIG_LOONGSON1_LS1B)
 		return "LOONGSON LS1B";
 #elif defined(CONFIG_LOONGSON1_LS1C)