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>

diff --git a/arch/arm/mach-keystone/init.c b/arch/arm/mach-keystone/init.c
index c96845c4e27b93600454daa07d9cc87e483d39a2..a9a7d41160126e571ff073575c787a453df7a044 100644 (file)
--- 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

diff --git a/include/configs/ti_armv7_keystone2.h b/include/configs/ti_armv7_keystone2.h
index 09bdc25508ce1f39eee316f01093bbc9cab78f72..e66de23502e60613bbcacf431528092ca4ad32f2 100644 (file)
--- a/include/configs/ti_armv7_keystone2.h
+++ b/include/configs/ti_armv7_keystone2.h
@@ -14,6 +14,7 @@
 /* U-Boot Build Configuration */
 #define CONFIG_SKIP_LOWLEVEL_INIT      /* U-Boot is a 2nd stage loader */
 #define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_DISPLAY_CPUINFO
 
 /* SoC Configuration */
 #define CONFIG_ARCH_CPU_INIT