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authorLokesh Vutla <lokeshvutla@ti.com>2015-07-28 08:46:42 (GMT)
committerTom Rini <trini@konsulko.com>2015-08-13 00:47:51 (GMT)
commitaeabe652bbfd1ed11e0e0eebb46812afdb2e9401 (patch)
treef5a468cee474a76424575aa8179c39e5f9649bf3 /arch
parentcfe5f0cda0f39fe833233fdffbac127fd7b3db4e (diff)
downloadu-boot-aeabe652bbfd1ed11e0e0eebb46812afdb2e9401.tar.xz
ARM: keystone2: Enable CONFIG_DISPLAY_CPUINFO
Add print_cpuinfo() function and enable CONFIG_DISPLAY_CPUINFO for keystone platforms, so that cpu info can be displayed during boot. Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Vitaly Andrianov <vitalya@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-keystone/init.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-keystone/init.c b/arch/arm/mach-keystone/init.c
index c96845c..a9a7d41 100644
--- a/arch/arm/mach-keystone/init.c
+++ b/arch/arm/mach-keystone/init.c
@@ -149,3 +149,35 @@ void enable_caches(void)
dcache_enable();
#endif
}
+
+#if defined(CONFIG_DISPLAY_CPUINFO)
+int print_cpuinfo(void)
+{
+ u16 cpu = get_part_number();
+ u8 rev = cpu_revision();
+
+ puts("CPU: ");
+ switch (cpu) {
+ case CPU_66AK2Hx:
+ puts("66AK2Hx SR");
+ break;
+ case CPU_66AK2Lx:
+ puts("66AK2Lx SR");
+ break;
+ case CPU_66AK2Ex:
+ puts("66AK2Ex SR");
+ break;
+ default:
+ puts("Unknown\n");
+ }
+
+ if (rev == 2)
+ puts("2.0\n");
+ else if (rev == 1)
+ puts("1.1\n");
+ else if (rev == 0)
+ puts("1.0\n");
+
+ return 0;
+}
+#endif