CONFIG_SYS_HAS_EARLY_PRINTK is not available for thedefaultarchitecture x86.
Result is shown for architecture mips

CONFIG_SYS_HAS_EARLY_PRINTK (not configurable)

configname: CONFIG_SYS_HAS_EARLY_PRINTK

Linux Kernel Configuration
└─>SYS_HAS_EARLY_PRINTK
In linux kernel since version 2.6.21 (release Date: 2007-04-25)