ARM: davinci: dm355: Add dma_slave_map to edma

Provide the dma_slave_map to edma which will allow us to move the drivers
to the new, simpler dmaengine API and we can remove the DMA resources also
for the devices.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
[nsekhar@ti.com: typo fixes in code]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Peter Ujfalusi 2016-02-02 14:43:14 +02:00 коммит произвёл Sekhar Nori
Родитель 1ce9300bf7
Коммит f7a3be503f
1 изменённых файлов: 20 добавлений и 0 удалений

Просмотреть файл

@ -13,6 +13,7 @@
#include <linux/serial_8250.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/dmaengine.h>
#include <linux/spi/spi.h>
#include <linux/platform_data/edma.h>
#include <linux/platform_data/gpio-davinci.h>
@ -576,9 +577,28 @@ static s8 queue_priority_mapping[][2] = {
{-1, -1},
};
static const struct dma_slave_map dm355_edma_map[] = {
{ "davinci-mcbsp.0", "tx", EDMA_FILTER_PARAM(0, 2) },
{ "davinci-mcbsp.0", "rx", EDMA_FILTER_PARAM(0, 3) },
{ "davinci-mcbsp.1", "tx", EDMA_FILTER_PARAM(0, 8) },
{ "davinci-mcbsp.1", "rx", EDMA_FILTER_PARAM(0, 9) },
{ "spi_davinci.2", "tx", EDMA_FILTER_PARAM(0, 10) },
{ "spi_davinci.2", "rx", EDMA_FILTER_PARAM(0, 11) },
{ "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 14) },
{ "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 15) },
{ "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 16) },
{ "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 17) },
{ "dm6441-mmc.0", "rx", EDMA_FILTER_PARAM(0, 26) },
{ "dm6441-mmc.0", "tx", EDMA_FILTER_PARAM(0, 27) },
{ "dm6441-mmc.1", "rx", EDMA_FILTER_PARAM(0, 30) },
{ "dm6441-mmc.1", "tx", EDMA_FILTER_PARAM(0, 31) },
};
static struct edma_soc_info dm355_edma_pdata = {
.queue_priority_mapping = queue_priority_mapping,
.default_queue = EVENTQ_1,
.slave_map = dm355_edma_map,
.slavecnt = ARRAY_SIZE(dm355_edma_map),
};
static struct resource edma_resources[] = {