default or selected kernelversion does not have config value CONFIG_REGULATOR_SY8827N.
Result is shown for kernelversion 6.9-rc4
Silergy SY8827N regulator
modulename: sy8827n.ko
configname: CONFIG_REGULATOR_SY8827N
Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>Device Tree and Open Firmware support
└─>Silergy SY8827N regulator
In linux kernel since version 5.1 (release Date: 2019-05-05)
This driver supports SY8827N single output regulator.