Cirrus Logic CS40L50 (SPI)

modulename: cs40l50-spi.ko

configname: CONFIG_MFD_CS40L50_SPI

Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>SPI support
└─>Cirrus Logic CS40L50 (SPI)
In linux kernel since version 6.11 (release Date: 2024-09-15)  
Select this to support the Cirrus Logic CS40L50 Haptic
Driver over SPI.

This driver can be built as a module. If built as a module it will be
called "cs40l50-spi".

source code:
drivers/mfd//cs40l50-spi.c