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ARM: Add support for FA526 v2

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Adds support for Faraday FA526 core. This core is used at least by:
Cortina Systems Gemini and Centroid family
Cavium Networks ECONA family
Grain Media GM8120
Pixelplus ImageARM
Prolific PL-1029
Faraday IP evaluation boards

v2:
- move TLB_BTB to separate patch
- update copyrights

Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
This commit is contained in:
Paulius Zaleckas
2009-03-25 13:10:01 +02:00
parent bba7d0b9ba
commit 28853ac8fe
13 changed files with 742 additions and 2 deletions
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26
arch/arm/boot/compressed/head.S
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@@ -459,6 +459,20 @@ __armv7_mmu_cache_on:
mcr p15, 0, r0, c7, c5, 4 @ ISB
mov pc, r12
__fa526_cache_on:
mov r12, lr
bl __setup_mmu
mov r0, #0
mcr p15, 0, r0, c7, c7, 0 @ Invalidate whole cache
mcr p15, 0, r0, c7, c10, 4 @ drain write buffer
mcr p15, 0, r0, c8, c7, 0 @ flush UTLB
mrc p15, 0, r0, c1, c0, 0 @ read control reg
orr r0, r0, #0x1000 @ I-cache enable
bl __common_mmu_cache_on
mov r0, #0
mcr p15, 0, r0, c8, c7, 0 @ flush UTLB
mov pc, r12
__arm6_mmu_cache_on:
mov r12, lr
bl __setup_mmu
@@ -636,6 +650,12 @@ proc_types:
b __armv4_mmu_cache_off
b __armv5tej_mmu_cache_flush
.word 0x66015261 @ FA526
.word 0xff01fff1
b __fa526_cache_on
b __armv4_mmu_cache_off
b __fa526_cache_flush
@ These match on the architecture ID
.word 0x00020000 @ ARMv4T
@@ -775,6 +795,12 @@ __armv4_mpu_cache_flush:
mcr p15, 0, ip, c7, c10, 4 @ drain WB
mov pc, lr
__fa526_cache_flush:
mov r1, #0
mcr p15, 0, r1, c7, c14, 0 @ clean and invalidate D cache
mcr p15, 0, r1, c7, c5, 0 @ flush I cache
mcr p15, 0, r1, c7, c10, 4 @ drain WB
mov pc, lr
__armv6_mmu_cache_flush:
mov r1, #0