RE: [PATCH v14 00/12] add ecspi ERR009165 for i.mx6/7 soc family
From: Robin Gong <hidden>
Date: 2021-06-15 02:23:44
Also in:
dmaengine, linux-devicetree, linux-spi, lkml
On 06/15/21 10:13 Fabio Estevam [off-list ref] wrote:
Hi Robin, On Wed, Apr 7, 2021 at 4:15 AM Robin Gong [off-list ref] wrote:quoted
There is ecspi ERR009165 on i.mx6/7 soc family, which cause FIFO transfer to be send twice in DMA mode. Please get more information from: https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.nxp.com%2Fdocs%2Fen%2Ferrata%2FIMX6DQCE.pdf&data=04%7C01%7 Cyibin.gquoted
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&sdata=g2%2FwpDG22czIhj7ELil2kiiGPG0d74Ac7D8H3g0YtJc%3D&r eservquoted
ed=0. The workaround is adding new sdma ram script which works in XCH mode as PIO inside sdma instead of SMC mode, meanwhile, 'TX_THRESHOLD' should be 0. The issue should beCould you please confirm whether the sdma-imx7d.bin firmware available at https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.kern el.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Ffirmware%2Flinux-firmwa re.git%2Flog%2Fimx%2Fsdma%2Fsdma-imx7d.bin&data=04%7C01%7Cyi bin.gong%40nxp.com%7C3c61a5cfd0574c1bc4eb08d92fa31257%7C686ea1d 3bc2b4c6fa92cd99c5c301635%7C0%7C1%7C637593199700307681%7CUnkn own%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1 haWwiLCJXVCI6Mn0%3D%7C1000&sdata=6UDEjl3ehC49af38OI%2FQhE mbeLYgQSJB91Kriihw1Jk%3D&reserved=0 contains the "new sdma ram script which works in XCH mode as PIO inside sdma instead of SMC mode" fix?
Yes, it contains. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel