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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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19
arch/arm/include/asm/tlbflush.h
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@ -54,6 +54,7 @@
* v4wb - ARMv4 with write buffer without I TLB flush entry instruction
* v4wbi - ARMv4 with write buffer with I TLB flush entry instruction
* fr - Feroceon (v4wbi with non-outer-cacheable page table walks)
* fa - Faraday (v4 with write buffer with UTLB and branch target buffer (BTB))
* v6wbi - ARMv6 with write buffer with I TLB flush entry instruction
* v7wbi - identical to v6wbi
*/
@ -90,6 +91,22 @@
# define v4_always_flags (-1UL)
#endif
#define fa_tlb_flags (TLB_WB | TLB_BTB | TLB_DCLEAN | \
TLB_V4_U_FULL | TLB_V4_U_PAGE)
#ifdef CONFIG_CPU_TLB_FA
# define fa_possible_flags fa_tlb_flags
# define fa_always_flags fa_tlb_flags
# ifdef _TLB
# define MULTI_TLB 1
# else
# define _TLB fa
# endif
#else
# define fa_possible_flags 0
# define fa_always_flags (-1UL)
#endif
#define v4wbi_tlb_flags (TLB_WB | TLB_DCLEAN | \
TLB_V4_I_FULL | TLB_V4_D_FULL | \
TLB_V4_I_PAGE | TLB_V4_D_PAGE)
@ -268,6 +285,7 @@ extern struct cpu_tlb_fns cpu_tlb;
v4wbi_possible_flags | \
fr_possible_flags | \
v4wb_possible_flags | \
fa_possible_flags | \
v6wbi_possible_flags | \
v7wbi_possible_flags)
@ -276,6 +294,7 @@ extern struct cpu_tlb_fns cpu_tlb;
v4wbi_always_flags & \
fr_always_flags & \
v4wb_always_flags & \
fa_always_flags & \
v6wbi_always_flags & \
v7wbi_always_flags)