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authorOlof Johansson <olof@lixom.net>2014-11-26 01:43:35 -0500
committerKukjin Kim <kgene@kernel.org>2014-12-22 10:19:52 -0500
commit1a14f53271aee500da0ed450ff62ce848213c60a (patch)
tree76b8ba1ffc3ec5bb3822ccf4109059b1d1a8e9ca
parent97bf6af1f928216fd6c5a66e8a57bfa95a659672 (diff)
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>
-rw-r--r--arch/arm/plat-samsung/cpu.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/cpu.c b/arch/arm/plat-samsung/cpu.c
index 360618ee39e5..71333bb61013 100644
--- a/arch/arm/plat-samsung/cpu.c
+++ b/arch/arm/plat-samsung/cpu.c
@@ -40,10 +40,14 @@ void __init s3c64xx_init_cpu(void)
40 } 40 }
41 41
42 samsung_cpu_rev = 0; 42 samsung_cpu_rev = 0;
43
44 pr_info("Samsung CPU ID: 0x%08lx\n", samsung_cpu_id);
43} 45}
44 46
45void __init s5p_init_cpu(void __iomem *cpuid_addr) 47void __init s5p_init_cpu(void __iomem *cpuid_addr)
46{ 48{
47 samsung_cpu_id = __raw_readl(cpuid_addr); 49 samsung_cpu_id = __raw_readl(cpuid_addr);
48 samsung_cpu_rev = samsung_cpu_id & 0xFF; 50 samsung_cpu_rev = samsung_cpu_id & 0xFF;
51
52 pr_info("Samsung CPU ID: 0x%08lx\n", samsung_cpu_id);
49} 53}