MIPS: BMIPS: Pretty print BMIPS5200 processor name

BugLink: https://bugs.launchpad.net/bugs/1878232

commit 37808d62 upstream.

Just to ease debugging of multiplatform kernel, make sure we print
"Broadcom BMIPS5200" for the BMIPS5200 implementation instead of
Broadcom BMIPS5000.

Fixes: 68e6a783 ("MIPS: BMIPS: Add PRId for BMIPS5200 (Whirlwind)")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/13014/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ian May <ian.may@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

arch/mips/kernel/cpu-probe.c

@@ -1284,7 +1284,10 @@ static inline void cpu_probe_broadcom(struct cpuinfo_mips *c, unsigned int cpu)
 	case PRID_IMP_BMIPS5000:
 	case PRID_IMP_BMIPS5200:
 		c->cputype = CPU_BMIPS5000;
-		__cpu_name[cpu] = "Broadcom BMIPS5000";
+		if ((c->processor_id & PRID_IMP_MASK) == PRID_IMP_BMIPS5200)
+			__cpu_name[cpu] = "Broadcom BMIPS5200";
+		else
+			__cpu_name[cpu] = "Broadcom BMIPS5000";
 		set_elf_platform(cpu, "bmips5000");
 		c->options |= MIPS_CPU_ULRI;
 		break;