[PATCH v3 08/18] dmaengine: dma-jz4780: Add support for the JZ4740 SoC

[Paul Cercueil]

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

Signed-off-by: Paul Cercueil <p...@crapouillou.net>
Tested-by: Mathieu Malaterre <ma...@debian.org>
Reviewed-by: PrasannaKumar Muralidharan <prasannatsmku...@gmail.com>
---
 drivers/dma/dma-jz4780.c | 3 +++
 1 file changed, 3 insertions(+)

 v2: The documentation update is now in patch 01/17

 v3: The Kconfig update was dropped thanks to patch 06/18

diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c
index a5f4a8d54516..084d4023637e 100644
--- a/drivers/dma/dma-jz4780.c
+++ b/drivers/dma/dma-jz4780.c
@@ -135,6 +135,7 @@ struct jz4780_dma_chan {
 };
 
 enum jz_version {
+       ID_JZ4740,
        ID_JZ4770,
        ID_JZ4780,
 };
@@ -803,11 +804,13 @@ static struct dma_chan *jz4780_of_dma_xlate(struct 
of_phandle_args *dma_spec,
 }
 
 static const struct jz4780_dma_soc_data jz4780_dma_soc_data[] = {
+       [ID_JZ4740] = { .nb_channels = 6, .transfer_ord_max = 5, },
        [ID_JZ4770] = { .nb_channels = 6, .transfer_ord_max = 6, },
        [ID_JZ4780] = { .nb_channels = 32, .transfer_ord_max = 7, },
 };
 
 static const struct of_device_id jz4780_dma_dt_match[] = {
+       { .compatible = "ingenic,jz4740-dma", .data = (void *)ID_JZ4740 },
        { .compatible = "ingenic,jz4770-dma", .data = (void *)ID_JZ4770 },
        { .compatible = "ingenic,jz4780-dma", .data = (void *)ID_JZ4780 },
        {},
-- 
2.11.0