]> git.baikalelectronics.ru Git - kernel.git/commit
ARM: dts: imx6q: Use correct SDMA script for SPI5 core
authorSean Nyekjaer <sean.nyekjaer@prevas.dk>
Tue, 22 May 2018 17:45:09 +0000 (19:45 +0200)
committerShawn Guo <shawnguo@kernel.org>
Sun, 17 Jun 2018 06:25:55 +0000 (14:25 +0800)
commit9b6f66425817632a508ff428cee9b649e7a7a8f7
treec242eaeb891a2730031c3d705c30a87f02089ee6
parent0d5624e606504772b89d3c3d6b1be740ef176c61
ARM: dts: imx6q: Use correct SDMA script for SPI5 core

According to the reference manual the shp_2_mcu / mcu_2_shp
scripts must be used for devices connected through the SPBA.

This fixes an issue we saw with DMA transfers.
Sometimes the SPI controller RX FIFO was not empty after a DMA
transfer and the driver got stuck in the next PIO transfer when
it read one word more than expected.

commit 0bd3db7706dc9 ("ARM: dts: imx6: Use correct SDMA script
for SPI cores") is fixing the same issue but only for SPI1 - 4.

Fixes: f2ed03f4c94b0 ("ARM: dts: imx6q: enable dma for ecspi5")
Signed-off-by: Sean Nyekjaer <sean.nyekjaer@prevas.dk>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
arch/arm/boot/dts/imx6q.dtsi