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dmaengine: sun6i: Add support for Allwinner A83T (sun8i) variant

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The A83T SoC has the same dma engine as the A31 (sun6i), with a reduced
amount of endpoints and physical channels.

Signed-off-by: Jean-Francois Moine <[email protected]>
Acked-by: Maxime Ripard <[email protected]>
Signed-off-by: Vinod Koul <[email protected]>
This commit is contained in:
Jean-Francois Moine 2016-09-18 09:59:50 +02:00 • committed by Vinod Koul
commit 3a03ea763a
2 changed files with 8 additions and 0 deletions
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7
drivers/dma/sun6i-dma.c
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@ -1011,6 +1011,12 @@ static struct sun6i_dma_config sun8i_a23_dma_cfg = {
.nr_max_vchans = 37,
};
static struct sun6i_dma_config sun8i_a83t_dma_cfg = {
.nr_max_channels = 8,
.nr_max_requests = 28,
.nr_max_vchans = 39,
};
/*
* The H3 has 12 physical channels, a maximum DRQ port id of 27,
* and a total of 34 usable source and destination endpoints.
@ -1025,6 +1031,7 @@ static struct sun6i_dma_config sun8i_h3_dma_cfg = {
static const struct of_device_id sun6i_dma_match[] = {
{ .compatible = "allwinner,sun6i-a31-dma", .data = &sun6i_a31_dma_cfg },
{ .compatible = "allwinner,sun8i-a23-dma", .data = &sun8i_a23_dma_cfg },
{ .compatible = "allwinner,sun8i-a83t-dma", .data = &sun8i_a83t_dma_cfg },
{ .compatible = "allwinner,sun8i-h3-dma", .data = &sun8i_h3_dma_cfg },
{ /* sentinel */ }
};