DMA for SDHI SD/SDIO controllers using SYS-DMAC

modulename: renesas_sdhi_sys_dmac.ko

configname: CONFIG_MMC_SDHI_SYS_DMAC

Linux Kernel Configuration
└─>Device Drivers
└─>MMC/SD/SDIO card support
└─>DMA for SDHI SD/SDIO controllers using SYS-DMAC
In linux kernel since version 4.2 (release Date: 2015-08-30)  
This provides DMA support for SDHI SD/SDIO controllers
using SYS-DMAC via DMA Engine. This supports the controllers
found in SuperH and Renesas ARM based SoCs.