[PATCH] MIPS: Use PRID_REV_LOONGSON1ABC instead of the legacy macro

From: Yang Ling
Date: Mon Aug 22 2016 - 06:01:01 EST


Signed-off-by: Yang Ling <gnaygnil@xxxxxxxxx>
---
arch/mips/include/asm/cpu.h | 3 +--
arch/mips/kernel/cpu-probe.c | 8 +++++++-
arch/mips/loongson32/common/setup.c | 6 ++++--
3 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index 9a83724..76c0b56c3 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -239,8 +239,7 @@
#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 a88d442..0afa4be 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -1495,8 +1495,14 @@ 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:
+#if defined(CONFIG_CPU_LOONGSON1A)
+ __cpu_name[cpu] = "Loongson 1A";
+#elif defined(CONFIG_CPU_LOONGSON1B)
__cpu_name[cpu] = "Loongson 1B";
+#elif defined(CONFIG_CPU_LOONGSON1C)
+ __cpu_name[cpu] = "Loongson 1C";
+#endif
break;
}

diff --git a/arch/mips/loongson32/common/setup.c b/arch/mips/loongson32/common/setup.c
index 1640744..1c3324a 100644
--- a/arch/mips/loongson32/common/setup.c
+++ b/arch/mips/loongson32/common/setup.c
@@ -21,8 +21,10 @@ 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:
-#if defined(CONFIG_LOONGSON1_LS1B)
+ case PRID_REV_LOONGSON1ABC:
+#if defined(CONFIG_LOONGSON1_LS1A)
+ return "LOONGSON LS1A";
+#elif defined(CONFIG_LOONGSON1_LS1B)
return "LOONGSON LS1B";
#elif defined(CONFIG_LOONGSON1_LS1C)
return "LOONGSON LS1C";
--
1.9.1