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Commit 5ea7caf3 authored by Laxman Dewangan's avatar Laxman Dewangan Committed by Vinod Koul
Browse files

dma: tegra: add support for Tegra114 SoC 



NVIDIA's Tegra114 has APB DMA controller which has 32 dma channels
and support support channel wise pause control.

Add support for Tegra114 which uses the channel wise pause control
hardware feature.

Signed-off-by: default avatarLaxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: default avatarStephen Warren <swarren@nvidia.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 1b140908

drivers/dma/tegra20-apb-dma.c

+12 −1
Original line number Diff line number Diff line
@@ -1217,8 +1217,19 @@ static const struct tegra_dma_chip_data tegra30_dma_chip_data = { 
	.support_channel_pause	= false,

};



static const struct of_device_id tegra_dma_of_match[] __devinitconst = {

/* Tegra114 specific DMA controller information */

static const struct tegra_dma_chip_data tegra114_dma_chip_data = {

	.nr_channels		= 32,

	.max_dma_count		= 1024UL * 64,

	.support_channel_pause	= true,

};





static const struct of_device_id tegra_dma_of_match[] = {

	{

		.compatible = "nvidia,tegra114-apbdma",

		.data = &tegra114_dma_chip_data,

	}, {

		.compatible = "nvidia,tegra30-apbdma",

		.data = &tegra30_dma_chip_data,

	}, {