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sh: Add support for SH7723 CPU subtype.

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This adds basic support for the SH7723 MobileR2 CPU.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2008-04-09 17:56:18 +09:00
parent 47aa8f493f
commit 178dd0cd28
10 changed files with 389 additions and 32 deletions
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arch/sh/kernel/cpu/sh4/probe.c
+15 -10
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@@ -126,17 +126,22 @@ int __init detect_cpu_and_cache_system(void)
CPU_HAS_LLSC;
break;
case 0x3008:
if (prr == 0xa0 || prr == 0xa1) {
boot_cpu_data.type = CPU_SH7722;
boot_cpu_data.icache.ways = 4;
boot_cpu_data.dcache.ways = 4;
boot_cpu_data.flags |= CPU_HAS_LLSC;
}
else if (prr == 0x70) {
boot_cpu_data.icache.ways = 4;
boot_cpu_data.dcache.ways = 4;
boot_cpu_data.flags |= CPU_HAS_LLSC;
switch (prr) {
case 0x50:
boot_cpu_data.type = CPU_SH7723;
boot_cpu_data.flags |= CPU_HAS_FPU | CPU_HAS_L2_CACHE;
break;
case 0x70:
boot_cpu_data.type = CPU_SH7366;
boot_cpu_data.icache.ways = 4;
boot_cpu_data.dcache.ways = 4;
boot_cpu_data.flags |= CPU_HAS_LLSC;
break;
case 0xa0:
case 0xa1:
boot_cpu_data.type = CPU_SH7722;
break;
}
break;
case 0x4000: /* 1st cut */