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ARM: SAMSUNG: print CPU id on probe 

It's useful to get the CPU ID/rev printed during boot sometimes, so
add a line with that information. Given that the fields have moved
within the register over time, don't try to be clever and parse it --
just print the raw values for now.

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
This commit is contained in:
Olof Johansson 2014-11-26 15:43:35 +09:00 committed by Kukjin Kim
parent 97bf6af1f9
commit 1a14f53271
1 changed files with 4 additions and 0 deletions
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4
arch/arm/plat-samsung/cpu.c
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@ -40,10 +40,14 @@ void __init s3c64xx_init_cpu(void)
}
samsung_cpu_rev = 0;
pr_info("Samsung CPU ID: 0x%08lx\n", samsung_cpu_id);
}
void __init s5p_init_cpu(void __iomem *cpuid_addr)
{
samsung_cpu_id = __raw_readl(cpuid_addr);
samsung_cpu_rev = samsung_cpu_id & 0xFF;
pr_info("Samsung CPU ID: 0x%08lx\n", samsung_cpu_id);
}