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authorJayachandran C <jchandra@broadcom.com>2013-12-21 16:52:20 +0530
committerRalf Baechle <ralf@linux-mips.org>2014-01-24 22:39:48 +0100
commit8907c55e725087633fde1dc0aa942d871451e6a7 (patch)
treecd761790e6a4e447a8a224e8c76b009f811ec867 /arch/mips
parentdb038feedd9a5c83851d2f5aa6a84ff800da8ccb (diff)
MIPS: Netlogic: Identify XLP 9XX chip
Adds processor ID of XLP 9XX to asm/cpu.h. Update netlogic/xlp-hal/xlp.h to add cpu_is_xlp9xx() and to update cpu_is_xlpii() to support XLP 9XX. Signed-off-by: Jayachandran C <jchandra@broadcom.com> Signed-off-by: John Crispin <blogic@openwrt.org> Patchwork: http://patchwork.linux-mips.org/patch/6274/
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/include/asm/cpu.h1
-rw-r--r--arch/mips/include/asm/netlogic/xlp-hal/xlp.h9
-rw-r--r--arch/mips/kernel/cpu-probe.c1
-rw-r--r--arch/mips/netlogic/xlp/setup.c1
4 files changed, 11 insertions, 1 deletions
diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index a0ec9305463..76411df3d97 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -198,6 +198,7 @@
#define PRID_IMP_NETLOGIC_XLP8XX 0x1000
#define PRID_IMP_NETLOGIC_XLP3XX 0x1100
#define PRID_IMP_NETLOGIC_XLP2XX 0x1200
+#define PRID_IMP_NETLOGIC_XLP9XX 0x1500
/*
* Particular Revision values for bits 7:0 of the PRId register.
diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
index e62e7be52ee..9ccdb7d0f07 100644
--- a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
+++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h
@@ -92,8 +92,15 @@ static inline int cpu_is_xlpii(void)
{
int chip = read_c0_prid() & 0xff00;
- return chip == PRID_IMP_NETLOGIC_XLP2XX;
+ return chip == PRID_IMP_NETLOGIC_XLP2XX ||
+ chip == PRID_IMP_NETLOGIC_XLP9XX;
}
+static inline int cpu_is_xlp9xx(void)
+{
+ int chip = read_c0_prid() & 0xff00;
+
+ return chip == PRID_IMP_NETLOGIC_XLP9XX;
+}
#endif /* !__ASSEMBLY__ */
#endif /* _ASM_NLM_XLP_H */
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 32db114a4a8..530f832de02 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -1031,6 +1031,7 @@ static inline void cpu_probe_netlogic(struct cpuinfo_mips *c, int cpu)
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_NETLOGIC_XLP2XX:
+ case PRID_IMP_NETLOGIC_XLP9XX:
c->cputype = CPU_XLP;
__cpu_name[cpu] = "Broadcom XLPII";
break;
diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c
index 6d981bb337e..e92adec8a63 100644
--- a/arch/mips/netlogic/xlp/setup.c
+++ b/arch/mips/netlogic/xlp/setup.c
@@ -111,6 +111,7 @@ void __init plat_mem_setup(void)
const char *get_system_type(void)
{
switch (read_c0_prid() & 0xff00) {
+ case PRID_IMP_NETLOGIC_XLP9XX:
case PRID_IMP_NETLOGIC_XLP2XX:
return "Broadcom XLPII Series";
default: