rockchip: defconfig: puma-rk3399: enable DMA for SDHCI controller
authorPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>
Mon, 26 Mar 2018 17:59:08 +0000 (19:59 +0200)
committerPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>
Wed, 28 Mar 2018 21:47:06 +0000 (23:47 +0200)
For the RK3399-Q7, we have a fast eMMC connected in an 8 bit wide
configuration to the SDHCI controller (sdhci@fe330000).  Enable DMA
within the SDHCI driver to get the best performance out of it.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
configs/puma-rk3399_defconfig

index a8b4bacbecf24b429dbf0a951b6a4a452cfbad11..32aa72c9e2454e881c38bd92ebe0eea16429e597 100644 (file)
@@ -56,6 +56,7 @@ CONFIG_ROCKCHIP_EFUSE=y
 CONFIG_MMC_DW=y
 CONFIG_MMC_DW_ROCKCHIP=y
 CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SDMA=y
 CONFIG_MMC_SDHCI_ROCKCHIP=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_WINBOND=y