Merge branch 'devel-stable' into for-next

Conflicts:
	arch/arm/Makefile
	arch/arm/include/asm/glue-proc.h

1 files changed, 21 insertions, 6 deletions

diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index e35fec34453e..7ef3ad05df39 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -98,9 +98,11 @@ ENTRY(cpu_v7_do_suspend)
         mrc     p15, 0, r4, c13, c0, 0  @ FCSE/PID
         mrc     p15, 0, r5, c13, c0, 3  @ User r/o thread ID
         stmia   r0!, {r4 - r5}
+#ifdef CONFIG_MMU
         mrc     p15, 0, r6, c3, c0, 0   @ Domain ID
         mrc     p15, 0, r7, c2, c0, 1   @ TTB 1
         mrc     p15, 0, r11, c2, c0, 2  @ TTB control register
+#endif
         mrc     p15, 0, r8, c1, c0, 0   @ Control register
         mrc     p15, 0, r9, c1, c0, 1   @ Auxiliary control register
         mrc     p15, 0, r10, c1, c0, 2  @ Co-processor access control
@@ -110,13 +112,14 @@ ENDPROC(cpu_v7_do_suspend)
 
 ENTRY(cpu_v7_do_resume)
         mov     ip, #0
-        mcr     p15, 0, ip, c8, c7, 0   @ invalidate TLBs
         mcr     p15, 0, ip, c7, c5, 0   @ invalidate I cache
         mcr     p15, 0, ip, c13, c0, 1  @ set reserved context ID
         ldmia   r0!, {r4 - r5}
         mcr     p15, 0, r4, c13, c0, 0  @ FCSE/PID
         mcr     p15, 0, r5, c13, c0, 3  @ User r/o thread ID
         ldmia   r0, {r6 - r11}
+#ifdef CONFIG_MMU
+        mcr     p15, 0, ip, c8, c7, 0   @ invalidate TLBs
         mcr     p15, 0, r6, c3, c0, 0   @ Domain ID
 #ifndef CONFIG_ARM_LPAE
         ALT_SMP(orr     r1, r1, #TTB_FLAGS_SMP)
@@ -125,14 +128,15 @@ ENTRY(cpu_v7_do_resume)
         mcr     p15, 0, r1, c2, c0, 0   @ TTB 0
         mcr     p15, 0, r7, c2, c0, 1   @ TTB 1
         mcr     p15, 0, r11, c2, c0, 2  @ TTB control register
-        mrc     p15, 0, r4, c1, c0, 1   @ Read Auxiliary control register
-        teq     r4, r9                  @ Is it already set?
-        mcrne   p15, 0, r9, c1, c0, 1   @ No, so write it
-        mcr     p15, 0, r10, c1, c0, 2  @ Co-processor access control
         ldr     r4, =PRRR               @ PRRR
         ldr     r5, =NMRR               @ NMRR
         mcr     p15, 0, r4, c10, c2, 0  @ write PRRR
         mcr     p15, 0, r5, c10, c2, 1  @ write NMRR
+#endif  /* CONFIG_MMU */
+        mrc     p15, 0, r4, c1, c0, 1   @ Read Auxiliary control register
+        teq     r4, r9                  @ Is it already set?
+        mcrne   p15, 0, r9, c1, c0, 1   @ No, so write it
+        mcr     p15, 0, r10, c1, c0, 2  @ Co-processor access control
         isb
         dsb
         mov     r0, r8                  @ control register
@@ -178,7 +182,8 @@ ENDPROC(cpu_pj4b_do_idle)
  */
 __v7_ca5mp_setup:
 __v7_ca9mp_setup:
-        mov     r10, #(1 << 0)                  @ TLB ops broadcasting
+__v7_cr7mp_setup:
+        mov     r10, #(1 << 0)                  @ Cache/TLB ops broadcasting
         b       1f
 __v7_ca7mp_setup:
 __v7_ca15mp_setup:
@@ -443,6 +448,16 @@ __v7_pj4b_proc_info:
 #endif
 
         /*
+         * ARM Ltd. Cortex R7 processor.
+         */
+        .type   __v7_cr7mp_proc_info, #object
+__v7_cr7mp_proc_info:
+        .long   0x410fc170
+        .long   0xff0ffff0
+        __v7_proc __v7_cr7mp_setup
+        .size   __v7_cr7mp_proc_info, . - __v7_cr7mp_proc_info
+
+        /*
          * ARM Ltd. Cortex A7 processor.
          */
         .type   __v7_ca7mp_proc_info, #object