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authorEric Miao <eric.miao@marvell.com>2008-11-29 21:42:39 +0800
committerEric Miao <eric.miao@marvell.com>2008-12-02 14:42:40 +0800
commit59c7bcd4d60812ca10ec691376f43d6a5fbfb4f8 (patch)
tree74ebe42f17a16018dbbafb0ae7e7ad18f185e4fe
parentf1c6cd62cc4f7e55a803c4b9b92a67488d765a8f (diff)
downloadlinux-linaro-stable-59c7bcd4d60812ca10ec691376f43d6a5fbfb4f8.tar.gz
[ARM] pxa: add base PXA935 support due to CPUID change
PXA935 has changed its implementor ID from Intel to Marvell, this patch modifies arch/arm/boot/compressed/head.S and proc-xsc3.S to support a smooth bootup. Signed-off-by: Eric Miao <eric.miao@marvell.com>
-rw-r--r--arch/arm/boot/compressed/head.S6
-rw-r--r--arch/arm/mm/proc-xsc3.S25
2 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 84a1e0496a3c..606650964eff 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -624,6 +624,12 @@ proc_types:
b __armv4_mmu_cache_off
b __armv4_mmu_cache_flush
+ .word 0x56056930
+ .word 0xff0ffff0 @ PXA935
+ b __armv4_mmu_cache_on
+ b __armv4_mmu_cache_off
+ b __armv4_mmu_cache_flush
+
.word 0x56050000 @ Feroceon
.word 0xff0f0000
b __armv4_mmu_cache_on
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 8f6cf56c11c0..33515c214b92 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -481,3 +481,28 @@ __xsc3_proc_info:
.long xsc3_mc_user_fns
.long xsc3_cache_fns
.size __xsc3_proc_info, . - __xsc3_proc_info
+
+/* Note: PXA935 changed its implementor ID from Intel to Marvell */
+
+ .type __xsc3_pxa935_proc_info,#object
+__xsc3_pxa935_proc_info:
+ .long 0x56056000
+ .long 0xffffe000
+ .long PMD_TYPE_SECT | \
+ PMD_SECT_BUFFERABLE | \
+ PMD_SECT_CACHEABLE | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ
+ .long PMD_TYPE_SECT | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ
+ b __xsc3_setup
+ .long cpu_arch_name
+ .long cpu_elf_name
+ .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
+ .long cpu_xsc3_name
+ .long xsc3_processor_functions
+ .long v4wbi_tlb_fns
+ .long xsc3_mc_user_fns
+ .long xsc3_cache_fns
+ .size __xsc3_pxa935_proc_info, . - __xsc3_pxa935_proc_info