Broadcom BCM53xx SPI controller

modulename: spi-bcm53xx.ko

configname: CONFIG_SPI_BCM53XX

Linux Kernel Configuration
└─>Device Drivers
└─>SPI support
└─>Broadcom BCM53xx SPI controller
In linux kernel since version 3.18 (release Date: 2014-12-07)  
Enable support for the SPI controller on Broadcom BCM53xx ARM SoCs.

source code: