On 01/19/2017 02:13 PM, Alexandre Bailon wrote:
The DA8xx has a CPPI 4.1 DMA controller.
This is add the glue layer required to make it work on DA8xx.
Signed-off-by: Alexandre Bailon <abailon@xxxxxxxxxxxx>
---
drivers/dma/Kconfig | 6 +++---
drivers/dma/cppi41.c | 24 ++++++++++++++++++++++++
2 files changed, 27 insertions(+), 3 deletions(-)
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 0d6a96e..03ae2a1 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -514,12 +514,12 @@ config TIMB_DMA
Enable support for the Timberdale FPGA DMA engine.
config TI_CPPI41
- tristate "AM33xx CPPI41 DMA support"
- depends on ARCH_OMAP
+ tristate "CPPI41 DMA support"
Grr... CPPI 4.1, please.
+ depends on (ARCH_OMAP || ARCH_DAVINCI_DA8XX)
select DMA_ENGINE
help
The Communications Port Programming Interface (CPPI) 4.1 DMA engine
- is currently used by the USB driver on AM335x platforms.
+ is currently used by the USB driver on AM335x and DA8xx platforms.
config TI_DMA_CROSSBAR
bool
diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
index 9767b97..f6f2d84 100644
--- a/drivers/dma/cppi41.c
+++ b/drivers/dma/cppi41.c
[...]
@@ -951,8 +965,18 @@ static const struct cppi_glue_infos am335x_usb_infos = {
.qmgr_num_pend = 5,
};
+static const struct cppi_glue_infos da8xx_usb_infos = {
+ .isr = cppi41_irq,
Isn't the ISR the same for all glues now?
[...]
MBR, Sergei
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