Freescale eSPI controller

modulename: spi_fsl_espi.ko

configname: CONFIG_SPI_FSL_ESPI

Linux Kernel Configuration
└─>Device Drivers
└─>SPI support
└─>Freescale eSPI controller
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
This enables using the Freescale eSPI controllers in master mode.
From MPC8536, 85xx platform uses the controller, and all P10xx,
P20xx, P30xx,P40xx, P50xx uses this controller.

source code: