[v4,08/18] dmaengine: dma-jz4780: Add support for the JZ4740 SoC
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Message ID 20180807114218.20091-9-paul@crapouillou.net
State Changes Requested
Headers show
Series
  • JZ47xx DMA patchset v4
Related show

Commit Message

Paul Cercueil Aug. 7, 2018, 11:42 a.m. UTC
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>
---
 drivers/dma/dma-jz4780.c | 6 ++++++
 1 file changed, 6 insertions(+)

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

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

 v4: No change

Patch
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diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c
index 184d1a2bf9ba..2d194dfa697e 100644
--- a/drivers/dma/dma-jz4780.c
+++ b/drivers/dma/dma-jz4780.c
@@ -973,6 +973,11 @@  static int jz4780_dma_remove(struct platform_device *pdev)
 	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 = {
 	.nb_channels = 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[] = {
+	{ .compatible = "ingenic,jz4740-dma", .data = &jz4740_dma_soc_data },
 	{ .compatible = "ingenic,jz4770-dma", .data = &jz4770_dma_soc_data },
 	{ .compatible = "ingenic,jz4780-dma", .data = &jz4780_dma_soc_data },
 	{},