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authorTang Yuantian <Yuantian.Tang@nxp.com>2016-08-09 03:51:22 +0200
committerTejun Heo <tj@kernel.org>2016-08-10 06:03:33 +0200
commit16af080e47785d14919bf94bf8a4097c5c8529fb (patch)
tree76764acbf773889be650df25af68d8f3db9be6af /Documentation/smsc_ece1099.txt
parentahci: qoriq: adjust sata parameter (diff)
downloadlinux-16af080e47785d14919bf94bf8a4097c5c8529fb.tar.xz
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ahci: qoriq: enable snoopable sata read and write
By default the SATA IP on the qoriq SoCs does not generating coherent/snoopable transactions. This patch enable it in the sata axicc register. In addition, the dma-coherent property must be set on the SATA controller nodes. Signed-off-by: Tang Yuantian <yuantian.tang@nxp.com> Signed-off-by: Tejun Heo <tj@kernel.org>
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