mmc: sdhci-omap: Add using external dma
authorChunyan Zhang <zhang.chunyan@linaro.org>
Thu, 16 Jan 2020 10:51:48 +0000 (16:21 +0530)
committerUlf Hansson <ulf.hansson@linaro.org>
Mon, 20 Jan 2020 09:36:11 +0000 (10:36 +0100)
commit195fadb71b73c565a4ea249a88f9b634820a3c54
treef38ea5de7d7871436ab3a48093ab0542d58b8d62
parent18e762e3b7a7be764c50957edd2fa0879cb9c67e
mmc: sdhci-omap: Add using external dma

sdhci-omap can support both external dma controller via dmaengine framework
as well as ADMA which standard SD host controller provides.

Fixes by Faiz Abbas <fazi_abbas@ti.com>:
1. Switch to DMA slave mode when using external DMA
2. Add offset to mapbase

Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20200116105154.7685-5-faiz_abbas@ti.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/Kconfig
drivers/mmc/host/sdhci-omap.c