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Commit bd65c82b authored by Ben Dooks's avatar Ben Dooks Committed by Russell King
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[ARM] 4179/1: S3C2440: DMA ordering list 



Add DMA ordering list for S3C2440

Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent dad8d6c5

arch/arm/mach-s3c2440/dma.c

+44 −0
Original line number Original line Diff line number Diff line
@@ -147,8 +147,52 @@ static struct s3c24xx_dma_selection __initdata s3c2440_dma_sel = { 
	.map_size	= ARRAY_SIZE(s3c2440_dma_mappings),

	.map_size	= ARRAY_SIZE(s3c2440_dma_mappings),

};

};





static struct s3c24xx_dma_order __initdata s3c2440_dma_order = {

	.channels	= {

		[DMACH_SDI]	= {

			.list	= {

				[0]	= 3 | DMA_CH_VALID,

				[1]	= 2 | DMA_CH_VALID,

				[2]	= 1 | DMA_CH_VALID,

				[3]	= 0 | DMA_CH_VALID,

			},

		},

		[DMACH_I2S_IN]	= {

			.list	= {

				[0]	= 1 | DMA_CH_VALID,

				[1]	= 2 | DMA_CH_VALID,

			},

		},

		[DMACH_I2S_OUT]	= {

			.list	= {

				[0]	= 2 | DMA_CH_VALID,

				[1]	= 1 | DMA_CH_VALID,

			},

		},

		[DMACH_PCM_IN] = {

			.list	= {

				[0]	= 2 | DMA_CH_VALID,

				[1]	= 1 | DMA_CH_VALID,

			},

		},

		[DMACH_PCM_OUT] = {

			.list	= {

				[0]	= 1 | DMA_CH_VALID,

				[1]	= 3 | DMA_CH_VALID,

			},

		},

		[DMACH_MIC_IN] = {

			.list	= {

				[0]	= 3 | DMA_CH_VALID,

				[1]	= 2 | DMA_CH_VALID,

			},

		},

	},

};



static int s3c2440_dma_add(struct sys_device *sysdev)

static int s3c2440_dma_add(struct sys_device *sysdev)

{

{

	s3c24xx_dma_order_set(&s3c2440_dma_order);

	return s3c24xx_dma_init_map(&s3c2440_dma_sel);

	return s3c24xx_dma_init_map(&s3c2440_dma_sel);

}

}