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-rw-r--r--arch/mips/include/asm/hazards.h3
-rw-r--r--arch/mips/include/asm/prefetch.h2
-rw-r--r--arch/mips/kernel/cpu-probe.c1
-rw-r--r--arch/mips/mm/page.c3
-rw-r--r--arch/mips/mm/tlbex.c1
5 files changed, 7 insertions, 3 deletions
diff --git a/arch/mips/include/asm/hazards.h b/arch/mips/include/asm/hazards.h
index 43baed16a109..134e1fc8f4d6 100644
--- a/arch/mips/include/asm/hazards.h
+++ b/arch/mips/include/asm/hazards.h
@@ -138,7 +138,8 @@ do { \
__instruction_hazard(); \
} while (0)
-#elif defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_CAVIUM_OCTEON)
+#elif defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_CAVIUM_OCTEON) || \
+ defined(CONFIG_CPU_R5500)
/*
* R10000 rocks - all hazards handled in hardware, so this becomes a nobrainer.
diff --git a/arch/mips/include/asm/prefetch.h b/arch/mips/include/asm/prefetch.h
index 17850834ccb0..a56594f360ee 100644
--- a/arch/mips/include/asm/prefetch.h
+++ b/arch/mips/include/asm/prefetch.h
@@ -26,7 +26,7 @@
* Pref_WriteBackInvalidate is a nop and Pref_PrepareForStore is broken in
* current versions due to erratum G105.
*
- * VR7701 only implements the Load prefetch.
+ * VR5500 (including VR5701 and VR7701) only implement load prefetch.
*
* Finally MIPS32 and MIPS64 implement all of the following hints.
*/
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index a7162a4484cf..1bdbcad3bb74 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -149,6 +149,7 @@ void __init check_wait(void)
case CPU_R4650:
case CPU_R4700:
case CPU_R5000:
+ case CPU_R5500:
case CPU_NEVADA:
case CPU_4KC:
case CPU_4KEC:
diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c
index 1417c6494858..48060c635acd 100644
--- a/arch/mips/mm/page.c
+++ b/arch/mips/mm/page.c
@@ -172,8 +172,9 @@ static void __cpuinit set_prefetch_parameters(void)
*/
cache_line_size = cpu_dcache_line_size();
switch (current_cpu_type()) {
+ case CPU_R5500:
case CPU_TX49XX:
- /* TX49 supports only Pref_Load */
+ /* These processors only support the Pref_Load. */
pref_bias_copy_load = 256;
break;
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 42942038d0fd..f335cf6cdd78 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -318,6 +318,7 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l,
case CPU_BCM4710:
case CPU_LOONGSON2:
case CPU_CAVIUM_OCTEON:
+ case CPU_R5500:
if (m4kc_tlbp_war())
uasm_i_nop(p);
tlbw(p);