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Commit a4f86c55 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Sekhar Nori
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ARM: davinci: dm644x: 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: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
[nsekhar@ti.com: typo fixes in code]
Signed-off-by: default avatarSekhar Nori <nsekhar@ti.com>
parent 0c750e1f

arch/arm/mach-davinci/dm644x.c

+12 −0
Original line number Original line Diff line number Diff line
@@ -11,6 +11,7 @@ 
#include <linux/init.h>

#include <linux/init.h>

#include <linux/clk.h>

#include <linux/clk.h>

#include <linux/serial_8250.h>

#include <linux/serial_8250.h>

#include <linux/dmaengine.h>

#include <linux/platform_device.h>

#include <linux/platform_device.h>

#include <linux/platform_data/edma.h>

#include <linux/platform_data/edma.h>

#include <linux/platform_data/gpio-davinci.h>

#include <linux/platform_data/gpio-davinci.h>
@@ -505,9 +506,20 @@ static s8 queue_priority_mapping[][2] = { 
	{-1, -1},

	{-1, -1},

};

};





static const struct dma_slave_map dm644x_edma_map[] = {

	{ "davinci-mcbsp", "tx", EDMA_FILTER_PARAM(0, 2) },

	{ "davinci-mcbsp", "rx", EDMA_FILTER_PARAM(0, 3) },

	{ "spi_davinci", "tx", EDMA_FILTER_PARAM(0, 16) },

	{ "spi_davinci", "rx", EDMA_FILTER_PARAM(0, 17) },

	{ "dm6441-mmc.0", "rx", EDMA_FILTER_PARAM(0, 26) },

	{ "dm6441-mmc.0", "tx", EDMA_FILTER_PARAM(0, 27) },

};



static struct edma_soc_info dm644x_edma_pdata = {

static struct edma_soc_info dm644x_edma_pdata = {

	.queue_priority_mapping	= queue_priority_mapping,

	.queue_priority_mapping	= queue_priority_mapping,

	.default_queue		= EVENTQ_1,

	.default_queue		= EVENTQ_1,

	.slave_map		= dm644x_edma_map,

	.slavecnt		= ARRAY_SIZE(dm644x_edma_map),

};

};





static struct resource edma_resources[] = {

static struct resource edma_resources[] = {