24 files changed, 42 insertions, 38 deletions

diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 4c4dae6901fc..125cb3ff5589 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -580,7 +580,7 @@ config CPU_CACHE_ROUND_ROBIN
 
 config CPU_BPREDICT_DISABLE
         bool "Disable branch prediction"
-        depends on CPU_ARM1020 || CPU_V6
+        depends on CPU_ARM1020 || CPU_V6 || CPU_XSC3
         help
           Say Y here to disable branch prediction.  If unsure, say N.
 
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index bb2bc9ab6bd3..a44e30970635 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -1,4 +1,7 @@
 /* the upper-most page table pointer */
+
+#ifdef CONFIG_MMU
+
 extern pmd_t *top_pmd;
 
 #define TOP_PTE(x)      pte_offset_kernel(top_pmd, x)
@@ -13,6 +16,8 @@ static inline pmd_t *pmd_off_k(unsigned long virt)
         return pmd_off(pgd_offset_k(virt), virt);
 }
 
+#endif
+
 struct map_desc;
 struct meminfo;
 struct pglist_data;
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index f866bf6b97d4..b7f194af20b4 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -265,7 +265,7 @@ static void __init build_mem_type_table(void)
         if (arch_is_coherent()) {
                 if (cpu_is_xsc3()) {
                         mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S;
-                        mem_types[MT_MEMORY].prot_pte |= L_PTE_COHERENT;
+                        mem_types[MT_MEMORY].prot_pte |= L_PTE_SHARED;
                 }
         }
 
@@ -619,6 +619,13 @@ void __init reserve_node_zero(pg_data_t *pgdat)
         if (machine_is_p720t())
                 res_size = 0x00014000;
 
+        /* H1940 and RX3715 need to reserve this for suspend */
+
+        if (machine_is_h1940() || machine_is_rx3715()) {
+                reserve_bootmem_node(pgdat, 0x30003000, 0x1000);
+                reserve_bootmem_node(pgdat, 0x30081000, 0x1000);
+        }
+
 #ifdef CONFIG_SA1111
         /*
          * Because of the SA1111 DMA bug, we want to preserve our
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index d0e66424a597..05818fc0c705 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -6,10 +6,12 @@
 #include <linux/module.h>
 #include <linux/mm.h>
 #include <linux/pagemap.h>
+#include <linux/bootmem.h>
 
 #include <asm/cacheflush.h>
 #include <asm/io.h>
 #include <asm/page.h>
+#include <asm/mach/arch.h>
 
 #include "mm.h"
 
@@ -76,7 +78,7 @@ void __iomem *__ioremap(unsigned long phys_addr, size_t size,
 }
 EXPORT_SYMBOL(__ioremap);
 
-void __iounmap(void __iomem *addr)
+void __iounmap(volatile void __iomem *addr)
 {
 }
 EXPORT_SYMBOL(__iounmap);
diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S
index 1d8316f3cecf..289b8e6f504d 100644
--- a/arch/arm/mm/proc-arm1020.S
+++ b/arch/arm/mm/proc-arm1020.S
@@ -29,9 +29,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S
index 89b1d6d3d7c0..bed9db6ba582 100644
--- a/arch/arm/mm/proc-arm1020e.S
+++ b/arch/arm/mm/proc-arm1020e.S
@@ -29,9 +29,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index a089528e6bce..d2a7c1b9cab9 100644
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -18,9 +18,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index d6d84d92c7c7..3247ce5c0177 100644
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -18,9 +18,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm6_7.S b/arch/arm/mm/proc-arm6_7.S
index 0432e4806888..ce4f9eef763c 100644
--- a/arch/arm/mm/proc-arm6_7.S
+++ b/arch/arm/mm/proc-arm6_7.S
@@ -15,9 +15,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 ENTRY(cpu_arm6_dcache_clean_area)
diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index c2f0705bfd49..c04c194da785 100644
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -36,9 +36,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S
index 40713818a87b..7069f495cf9b 100644
--- a/arch/arm/mm/proc-arm740.S
+++ b/arch/arm/mm/proc-arm740.S
@@ -12,9 +12,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
         .text
diff --git a/arch/arm/mm/proc-arm7tdmi.S b/arch/arm/mm/proc-arm7tdmi.S
index 22d7e3100ea6..d091c2571823 100644
--- a/arch/arm/mm/proc-arm7tdmi.S
+++ b/arch/arm/mm/proc-arm7tdmi.S
@@ -12,9 +12,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
         .text
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 4adb46b3a4e0..65cbb2851bff 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -28,9 +28,9 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/page.h>
 #include <asm/ptrace.h>
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S
index 571f082f0247..52761b70d735 100644
--- a/arch/arm/mm/proc-arm922.S
+++ b/arch/arm/mm/proc-arm922.S
@@ -29,9 +29,9 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/page.h>
 #include <asm/ptrace.h>
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index 8d9a9f93b011..5b74339d1588 100644
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -52,9 +52,9 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/page.h>
 #include <asm/ptrace.h>
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 44a7a652d625..8628ed29a955 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -28,9 +28,9 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/page.h>
 #include <asm/ptrace.h>
 #include "proc-macros.S"
diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S
index 2397f4b6e151..786c593778f0 100644
--- a/arch/arm/mm/proc-arm940.S
+++ b/arch/arm/mm/proc-arm940.S
@@ -11,9 +11,9 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 /* ARM940T has a 4KB DCache comprising 256 lines of 4 words */
diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S
index e18617564421..a60c1421d450 100644
--- a/arch/arm/mm/proc-arm946.S
+++ b/arch/arm/mm/proc-arm946.S
@@ -13,9 +13,9 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
 /*
diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S
index 918ebf65d4f6..4848eeac86b6 100644
--- a/arch/arm/mm/proc-arm9tdmi.S
+++ b/arch/arm/mm/proc-arm9tdmi.S
@@ -12,9 +12,9 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
-#include <asm/procinfo.h>
 #include <asm/ptrace.h>
 
         .text
diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S
index c878064e9b88..cd7d865c9d19 100644
--- a/arch/arm/mm/proc-sa110.S
+++ b/arch/arm/mm/proc-sa110.S
@@ -17,7 +17,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
-#include <asm/procinfo.h>
+#include <asm/elf.h>
 #include <asm/hardware.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index b23b66a6155a..b776653cc31c 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -22,7 +22,7 @@
 #include <linux/init.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
-#include <asm/procinfo.h>
+#include <asm/elf.h>
 #include <asm/hardware.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 6f72549f8843..b440c8a1d345 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -13,8 +13,8 @@
 #include <linux/linkage.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/elf.h>
 #include <asm/hardware/arm_scu.h>
-#include <asm/procinfo.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/pgtable.h>
 
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 4ace2d8090c7..1ef564d0957f 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -27,7 +27,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
-#include <asm/procinfo.h>
+#include <asm/elf.h>
 #include <asm/hardware.h>
 #include <asm/pgtable.h>
 #include <asm/pgtable-hwdef.h>
@@ -57,11 +57,6 @@
 #define L2_CACHE_ENABLE 1
 
 /*
- * Enable the Branch Target Buffer (can cause crashes, see erratum #42.)
- */
-#define BTB_ENABLE      0
-
-/*
  * This macro is used to wait for a CP15 write and is needed
  * when we have to ensure that the last operation to the co-pro
  * was completed before continuing with operation.
@@ -371,8 +366,10 @@ ENTRY(cpu_xsc3_switch_mm)
 ENTRY(cpu_xsc3_set_pte)
         str     r1, [r0], #-2048                @ linux version
 
-        bic     r2, r1, #0xdf0                  @ Keep C, B, coherency bits
+        bic     r2, r1, #0xff0                  @ Keep C, B bits
         orr     r2, r2, #PTE_TYPE_EXT           @ extended page
+        tst     r1, #L_PTE_SHARED               @ Shared?
+        orrne   r2, r2, #0x200
 
         eor     r3, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
 
@@ -432,9 +429,7 @@ __xsc3_setup:
         mrc     p15, 0, r0, c1, c0, 0           @ get control register
         bic     r0, r0, r5                      @ .... .... .... ..A.
         orr     r0, r0, r6                      @ .... .... .... .C.M
-#if BTB_ENABLE
         orr     r0, r0, #0x00000800             @ ..VI Z..S .... ....
-#endif
 #if L2_CACHE_ENABLE
         orr     r0, r0, #0x04000000             @ L2 enable
 #endif
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 2749c1f88d7d..cc1004b3e511 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -23,7 +23,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
-#include <asm/procinfo.h>
+#include <asm/elf.h>
 #include <asm/pgtable.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/page.h>
@@ -491,12 +491,7 @@ __xscale_setup:
         mcr     p15, 0, ip, c7, c7, 0           @ invalidate I, D caches & BTB
         mcr     p15, 0, ip, c7, c10, 4          @ Drain Write (& Fill) Buffer
         mcr     p15, 0, ip, c8, c7, 0           @ invalidate I, D TLBs
-#ifdef CONFIG_IWMMXT
-        mov     r0, #0                          @ initially disallow access to CP0/CP1
-#else
-        mov     r0, #1                          @ Allow access to CP0
-#endif
-        orr     r0, r0, #1 << 6                 @ cp6 for IOP3xx and Bulverde
+        mov     r0, #1 << 6                     @ cp6 for IOP3xx and Bulverde
         orr     r0, r0, #1 << 13                @ Its undefined whether this
         mcr     p15, 0, r0, c15, c1, 0          @ affects USR or SVC modes
 
@@ -909,7 +904,7 @@ __pxa270_proc_info:
         b       __xscale_setup
         .long   cpu_arch_name
         .long   cpu_elf_name
-        .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP|HWCAP_IWMMXT
+        .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
         .long   cpu_pxa270_name
         .long   xscale_processor_functions
         .long   v4wbi_tlb_fns