8 files changed, 25 insertions, 16 deletions

diff --git a/arch/mips/sibyte/Kconfig b/arch/mips/sibyte/Kconfig
index 01cc1a749c73..5fbd3605d24f 100644
--- a/arch/mips/sibyte/Kconfig
+++ b/arch/mips/sibyte/Kconfig
@@ -147,7 +147,8 @@ config SIBYTE_CFE_CONSOLE
 
 config SIBYTE_BUS_WATCHER
         bool "Support for Bus Watcher statistics"
-        depends on SIBYTE_SB1xxx_SOC
+        depends on SIBYTE_SB1xxx_SOC && \
+                (SIBYTE_BCM112X || SIBYTE_SB1250)
         help
           Handle and keep statistics on the bus error interrupts (COR_ECC,
           BAD_ECC, IO_BUS).
diff --git a/arch/mips/sibyte/Platform b/arch/mips/sibyte/Platform
index d03a07516f83..af117330ce14 100644
--- a/arch/mips/sibyte/Platform
+++ b/arch/mips/sibyte/Platform
@@ -13,7 +13,6 @@ cflags-$(CONFIG_SIBYTE_BCM112X) +=					\
                 -I$(srctree)/arch/mips/include/asm/mach-sibyte          \
                 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
 
-platform-$(CONFIG_SIBYTE_SB1250)        += sibyte/
 cflags-$(CONFIG_SIBYTE_SB1250)  +=                                      \
                 -I$(srctree)/arch/mips/include/asm/mach-sibyte          \
                 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
@@ -31,7 +30,8 @@ cflags-$(CONFIG_SIBYTE_BCM1x80) +=					\
 # Sibyte BCM91120C (CRhine) board
 # Sibyte BCM91125C (CRhone) board
 # Sibyte BCM91125E (Rhone) board
-# Sibyte SWARM board
+# Sibyte BCM91250A (SWARM) board
+# Sibyte BCM91250C2 (LittleSur) board
 # Sibyte BCM91x80 (BigSur) board
 #
 load-$(CONFIG_SIBYTE_CARMEL)    := 0xffffffff80100000
@@ -41,3 +41,4 @@ load-$(CONFIG_SIBYTE_RHONE)	:= 0xffffffff80100000
 load-$(CONFIG_SIBYTE_SENTOSA)   := 0xffffffff80100000
 load-$(CONFIG_SIBYTE_SWARM)     := 0xffffffff80100000
 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
+load-$(CONFIG_SIBYTE_LITTLESUR) := 0xffffffff80100000
diff --git a/arch/mips/sibyte/bcm1480/smp.c b/arch/mips/sibyte/bcm1480/smp.c
index de88e22694a0..54e2c4de15c1 100644
--- a/arch/mips/sibyte/bcm1480/smp.c
+++ b/arch/mips/sibyte/bcm1480/smp.c
@@ -60,7 +60,7 @@ static void *mailbox_0_regs[] = {
 /*
  * SMP init and finish on secondary CPUs
  */
-void __cpuinit bcm1480_smp_init(void)
+void bcm1480_smp_init(void)
 {
         unsigned int imask = STATUSF_IP4 | STATUSF_IP3 | STATUSF_IP2 |
                 STATUSF_IP1 | STATUSF_IP0;
@@ -95,7 +95,7 @@ static void bcm1480_send_ipi_mask(const struct cpumask *mask,
 /*
  * Code to run on secondary just after probing the CPU
  */
-static void __cpuinit bcm1480_init_secondary(void)
+static void bcm1480_init_secondary(void)
 {
         extern void bcm1480_smp_init(void);
 
@@ -106,7 +106,7 @@ static void __cpuinit bcm1480_init_secondary(void)
  * Do any tidying up before marking online and running the idle
  * loop
  */
-static void __cpuinit bcm1480_smp_finish(void)
+static void bcm1480_smp_finish(void)
 {
         extern void sb1480_clockevent_init(void);
 
@@ -125,7 +125,7 @@ static void bcm1480_cpus_done(void)
  * Setup the PC, SP, and GP of a secondary processor and start it
  * running!
  */
-static void __cpuinit bcm1480_boot_secondary(int cpu, struct task_struct *idle)
+static void bcm1480_boot_secondary(int cpu, struct task_struct *idle)
 {
         int retval;
 
diff --git a/arch/mips/sibyte/common/Makefile b/arch/mips/sibyte/common/Makefile
index 36aa700cc40c..b3d6bf23a662 100644
--- a/arch/mips/sibyte/common/Makefile
+++ b/arch/mips/sibyte/common/Makefile
@@ -1,3 +1,4 @@
 obj-y := cfe.o
+obj-$(CONFIG_SIBYTE_BUS_WATCHER)        += bus_watcher.o
 obj-$(CONFIG_SIBYTE_CFE_CONSOLE)        += cfe_console.o
 obj-$(CONFIG_SIBYTE_TBPROF)             += sb_tbprof.o
diff --git a/arch/mips/sibyte/sb1250/bus_watcher.c b/arch/mips/sibyte/common/bus_watcher.c
index 8871e3345bff..5581844c9194 100644
--- a/arch/mips/sibyte/sb1250/bus_watcher.c
+++ b/arch/mips/sibyte/common/bus_watcher.c
@@ -37,6 +37,9 @@
 #include <asm/sibyte/sb1250_regs.h>
 #include <asm/sibyte/sb1250_int.h>
 #include <asm/sibyte/sb1250_scd.h>
+#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
+#include <asm/sibyte/bcm1480_regs.h>
+#endif
 
 
 struct bw_stats_struct {
@@ -81,9 +84,15 @@ void check_bus_watcher(void)
 #ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
         /* Destructive read, clears register and interrupt */
         status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS));
-#else
+#elif defined(CONFIG_SIBYTE_BCM112X) || defined(CONFIG_SIBYTE_SB1250)
         /* Use non-destructive register */
         status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS_DEBUG));
+#elif defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
+        /* Use non-destructive register */
+        /* Same as 1250 except BUS_ERR_STATUS_DEBUG is in a different place. */
+        status = csr_in32(IOADDR(A_BCM1480_BUS_ERR_STATUS_DEBUG));
+#else
+#error bus watcher being built for unknown Sibyte SOC!
 #endif
         if (!(status & 0x7fffffff)) {
                 printk("Using last values reaped by bus watcher driver\n");
@@ -175,9 +184,6 @@ static irqreturn_t sibyte_bw_int(int irq, void *data)
 #ifdef CONFIG_SIBYTE_BW_TRACE
         int i;
 #endif
-#ifndef CONFIG_PROC_FS
-        char bw_buf[1024];
-#endif
 
 #ifdef CONFIG_SIBYTE_BW_TRACE
         csr_out32(M_SCD_TRACE_CFG_FREEZE, IOADDR(A_SCD_TRACE_CFG));
diff --git a/arch/mips/sibyte/common/sb_tbprof.c b/arch/mips/sibyte/common/sb_tbprof.c
index 2188b39a1251..059e28c8fd97 100644
--- a/arch/mips/sibyte/common/sb_tbprof.c
+++ b/arch/mips/sibyte/common/sb_tbprof.c
@@ -27,6 +27,7 @@
 #include <linux/types.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include <linux/vmalloc.h>
 #include <linux/fs.h>
 #include <linux/errno.h>
diff --git a/arch/mips/sibyte/sb1250/Makefile b/arch/mips/sibyte/sb1250/Makefile
index d3d969de407b..cdc4c56c3e29 100644
--- a/arch/mips/sibyte/sb1250/Makefile
+++ b/arch/mips/sibyte/sb1250/Makefile
@@ -1,4 +1,3 @@
 obj-y := setup.o irq.o time.o
 
 obj-$(CONFIG_SMP)                       += smp.o
-obj-$(CONFIG_SIBYTE_BUS_WATCHER)        += bus_watcher.o
diff --git a/arch/mips/sibyte/sb1250/smp.c b/arch/mips/sibyte/sb1250/smp.c
index 285cfef4ebc0..d7b942db0ea5 100644
--- a/arch/mips/sibyte/sb1250/smp.c
+++ b/arch/mips/sibyte/sb1250/smp.c
@@ -48,7 +48,7 @@ static void *mailbox_regs[] = {
 /*
  * SMP init and finish on secondary CPUs
  */
-void __cpuinit sb1250_smp_init(void)
+void sb1250_smp_init(void)
 {
         unsigned int imask = STATUSF_IP4 | STATUSF_IP3 | STATUSF_IP2 |
                 STATUSF_IP1 | STATUSF_IP0;
@@ -83,7 +83,7 @@ static inline void sb1250_send_ipi_mask(const struct cpumask *mask,
 /*
  * Code to run on secondary just after probing the CPU
  */
-static void __cpuinit sb1250_init_secondary(void)
+static void sb1250_init_secondary(void)
 {
         extern void sb1250_smp_init(void);
 
@@ -94,7 +94,7 @@ static void __cpuinit sb1250_init_secondary(void)
  * Do any tidying up before marking online and running the idle
  * loop
  */
-static void __cpuinit sb1250_smp_finish(void)
+static void sb1250_smp_finish(void)
 {
         extern void sb1250_clockevent_init(void);
 
@@ -113,7 +113,7 @@ static void sb1250_cpus_done(void)
  * Setup the PC, SP, and GP of a secondary processor and start it
  * running!
  */
-static void __cpuinit sb1250_boot_secondary(int cpu, struct task_struct *idle)
+static void sb1250_boot_secondary(int cpu, struct task_struct *idle)
 {
         int retval;