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dmaengine: dma-jz4780: Add support for the JZ4740 SoC 

The JZ4740 SoC has a single DMA core starring six DMA channels.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Tested-by: Mathieu Malaterre <malat@debian.org>
Reviewed-by: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Paul Cercueil 2018-08-29 23:32:50 +02:00 committed by Vinod Koul
parent 29870eb759
commit ffaaa8cc4e
1 changed files with 6 additions and 0 deletions
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6
drivers/dma/dma-jz4780.c
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@ -973,6 +973,11 @@ static int jz4780_dma_remove(struct platform_device *pdev)
return 0; return 0;
} }
static const struct jz4780_dma_soc_data jz4740_dma_soc_data = {
.nb_channels = 6,
.transfer_ord_max = 5,
};
static const struct jz4780_dma_soc_data jz4770_dma_soc_data = { static const struct jz4780_dma_soc_data jz4770_dma_soc_data = {
.nb_channels = 6, .nb_channels = 6,
.transfer_ord_max = 6, .transfer_ord_max = 6,
@ -986,6 +991,7 @@ static const struct jz4780_dma_soc_data jz4780_dma_soc_data = {
}; };
static const struct of_device_id jz4780_dma_dt_match[] = { static const struct of_device_id jz4780_dma_dt_match[] = {
{ .compatible = "ingenic,jz4740-dma", .data = &jz4740_dma_soc_data },
{ .compatible = "ingenic,jz4770-dma", .data = &jz4770_dma_soc_data }, { .compatible = "ingenic,jz4770-dma", .data = &jz4770_dma_soc_data },
{ .compatible = "ingenic,jz4780-dma", .data = &jz4780_dma_soc_data }, { .compatible = "ingenic,jz4780-dma", .data = &jz4780_dma_soc_data },
{}, {},