default or selected kernelversion does not have config value CONFIG_LEDS_ST1202.
Result is shown for kernelversion 6.6.78

LED Support for STMicroelectronics LED1202 I2C chips

modulename: leds-st1202.ko

configname: CONFIG_LEDS_ST1202

Linux Kernel Configuration
└─>Device Drivers
└─>LED Support
└─>Device Tree and Open Firmware support
└─>LED Support for STMicroelectronics LED1202 I2C chips
In linux kernel since version 6.6.78 (release Date: 2025-02-17)  
Say Y to enable support for LEDs connected to LED1202
LED driver chips accessed via the I2C bus.

source code: