Realtek SPI-NAND Flash Controller

modulename: spi-realtek-rtl-snand.ko

configname: CONFIG_SPI_REALTEK_SNAND

Linux Kernel Configuration
└─>Device Drivers
└─>SPI support
└─>Realtek SPI-NAND Flash Controller
In linux kernel since version 6.13 (release Date: 2025-01-19)  
This enables support for the SPI-NAND Flash controller on
Realtek SoCs.

This driver does not support generic SPI. The implementation
only supports the spi-mem interface.

source code:
selects
CONFIG_REGMAP

depends
CONFIG_SPI
CONFIG_SPI_MASTER
CONFIG_COMPILE_TEST or CONFIG_MACH_REALTEK_RTL