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| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2016-02-02 13:43:15 +0100 |
|---|---|---|
| committer | Sekhar Nori <nsekhar@ti.com> | 2016-02-22 11:21:33 +0100 |
| commit | 0c750e1fe481d0e3cb25d7447af6791d0ef93c2f (patch) | |
| tree | 675161d550c0770f7cc1d01f48c4cc75a7f5d57c /arch/arm/mach-davinci/dm365.c | |
| parent | ARM: davinci: dm355: Add dma_slave_map to edma (diff) | |
| download | linux-0c750e1fe481d0e3cb25d7447af6791d0ef93c2f.tar.xz linux-0c750e1fe481d0e3cb25d7447af6791d0ef93c2f.zip | |
ARM: davinci: dm365: 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>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Diffstat (limited to 'arch/arm/mach-davinci/dm365.c')
| -rw-r--r-- | arch/arm/mach-davinci/dm365.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index 01843fbcc9ea..384d3674dd9b 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -17,6 +17,7 @@ #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> @@ -862,9 +863,30 @@ static s8 dm365_queue_priority_mapping[][2] = { {-1, -1}, }; +static const struct dma_slave_map dm365_edma_map[] = { + { "davinci-mcbsp.0", "tx", EDMA_FILTER_PARAM(0, 2) }, + { "davinci-mcbsp.0", "rx", EDMA_FILTER_PARAM(0, 3) }, + { "davinci_voicecodec", "tx", EDMA_FILTER_PARAM(0, 2) }, + { "davinci_voicecodec", "rx", EDMA_FILTER_PARAM(0, 3) }, + { "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) }, + { "spi_davinci.3", "tx", EDMA_FILTER_PARAM(0, 18) }, + { "spi_davinci.3", "rx", EDMA_FILTER_PARAM(0, 19) }, + { "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 dm365_edma_pdata = { .queue_priority_mapping = dm365_queue_priority_mapping, .default_queue = EVENTQ_3, + .slave_map = dm365_edma_map, + .slavecnt = ARRAY_SIZE(dm365_edma_map), }; static struct resource edma_resources[] = { |