This adds channels support for dma controllers that have multiple channels
which can transfer data to/from different devices (enet, usb...).
DMA channle API:
dma_get_by_index()
dma_get_by_name()
dma_request()
dma_free()
dma_enable()
dma_disable()
dma_prepare_rcv_buf()
dma_receive()
dma_send()
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
[grygorii.strashko@ti.com: drop unused dma_get_by_index_platdata(),
add metadata to send/receive ops, add dma_prepare_rcv_buf(),
minor clean up]
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This converts the following to Kconfig:
CONFIG_APBH_DMA
CONFIG_APBH_DMA_BURST
CONFIG_APBH_DMA_BURST8
Signed-off-by: Adam Ford <aford173@gmail.com>
Reviewed-by: Stefan Agner <stefan.agner@toradex.com>
[trini: Add in MMC as well]
Signed-off-by: Tom Rini <trini@konsulko.com>
Add TI_EDMA3 entry on Kconfig with help description.
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagan Teki <jteki@openedev.com>
Implement a DMA uclass so that the devices like ethernet, spi,
mmc etc can offload the data transfers from/to the device and
memory.
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagan Teki <jteki@openedev.com>
This would be useful to start moving various config options.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
