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authorSean Nyekjaer <sean.nyekjaer@prevas.dk>2018-05-22 19:45:09 +0200
committerShawn Guo <shawnguo@kernel.org>2018-06-17 14:25:55 +0800
commitdf07101e1c4a29e820df02f9989a066988b160e6 (patch)
treec242eaeb891a2730031c3d705c30a87f02089ee6 /drivers/tee
parentce397d215ccd07b8ae3f71db689aedb85d56ab40 (diff)
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 dd4b487b32a35 ("ARM: dts: imx6: Use correct SDMA script for SPI cores") is fixing the same issue but only for SPI1 - 4. Fixes: 677940258dd8e ("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>
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