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| author | Manuel Lauss <mano@roarinelk.homelinux.net> | 2007-12-06 09:07:55 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2008-01-29 10:14:59 +0000 |
| commit | 237cfee1db66147aef4457f02b56a41e6f84bfd3 (patch) | |
| tree | 75560d951a0a18184040d03184b9d4b2cff20f02 | |
| parent | c5ec1983e45d25446a023e98207e30ab1bf2311a (diff) | |
| download | linux-237cfee1db66147aef4457f02b56a41e6f84bfd3.tar.bz2 | |
[MIPS] Alchemy: Au1210/Au1250 CPU support
This patch adds IDs for new Au1200 variants: Au1210 and Au1250.
They are essentially identical to the Au1200 except for the Au1210
which has a different SoC-ID in the PRId register [bits 31:24].
The Au1250 is a "Au1200 V0.2".
Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/kernel/cpu-probe.c | 9 | ||||
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 2 | ||||
| -rw-r--r-- | arch/mips/mm/tlbex.c | 2 | ||||
| -rw-r--r-- | include/asm-mips/cpu.h | 4 |
4 files changed, 15 insertions, 2 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index 5c2794391bf5..5861a432a52f 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -188,6 +188,8 @@ static inline void check_wait(void) case CPU_AU1500: case CPU_AU1550: case CPU_AU1200: + case CPU_AU1210: + case CPU_AU1250: if (allow_au1k_wait) cpu_wait = au1k_wait; break; @@ -733,6 +735,11 @@ static inline void cpu_probe_alchemy(struct cpuinfo_mips *c) break; case 4: c->cputype = CPU_AU1200; + if (2 == (c->processor_id & 0xff)) + c->cputype = CPU_AU1250; + break; + case 5: + c->cputype = CPU_AU1210; break; default: panic("Unknown Au Core!"); @@ -858,6 +865,8 @@ static __init const char *cpu_to_name(struct cpuinfo_mips *c) case CPU_AU1100: name = "Au1100"; break; case CPU_AU1550: name = "Au1550"; break; case CPU_AU1200: name = "Au1200"; break; + case CPU_AU1210: name = "Au1210"; break; + case CPU_AU1250: name = "Au1250"; break; case CPU_4KEC: name = "MIPS 4KEc"; break; case CPU_4KSC: name = "MIPS 4KSc"; break; case CPU_VR41XX: name = "NEC Vr41xx"; break; diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 06074948450d..02bd180f0e02 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -980,6 +980,8 @@ static void __init probe_pcache(void) case CPU_AU1100: case CPU_AU1550: case CPU_AU1200: + case CPU_AU1210: + case CPU_AU1250: c->icache.flags |= MIPS_CACHE_IC_F_DC; break; } diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index c298344fcb71..d026302e0ecc 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -917,6 +917,8 @@ static void __init build_tlb_write_entry(u32 **p, struct label **l, case CPU_AU1500: case CPU_AU1550: case CPU_AU1200: + case CPU_AU1210: + case CPU_AU1250: case CPU_PR4450: i_nop(p); tlbw(p); diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h index 54fc18a4e5a8..bf5bbc78a9f7 100644 --- a/include/asm-mips/cpu.h +++ b/include/asm-mips/cpu.h @@ -195,8 +195,8 @@ enum cpu_type_enum { * MIPS32 class processors */ CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_74K, CPU_AU1000, - CPU_AU1100, CPU_AU1200, CPU_AU1500, CPU_AU1550, CPU_PR4450, - CPU_BCM3302, CPU_BCM4710, + CPU_AU1100, CPU_AU1200, CPU_AU1210, CPU_AU1250, CPU_AU1500, CPU_AU1550, + CPU_PR4450, CPU_BCM3302, CPU_BCM4710, /* * MIPS64 class processors |