Wolfson Microelectronics WM8997
configname: CONFIG_MFD_WM8997
Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>Wolfson Microelectronics WM8997
In linux kernel since version 3.11 (release Date: 2013-09-02)
Support for Wolfson Microelectronics WM8997 low power audio SoC