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(parent: 107a077) | patch
ahci: qoriq: enable snoopable sata read and write
authorTang Yuantian <Yuantian.Tang@nxp.com>
Tue, 9 Aug 2016 01:51:22 +0000 (09:51 +0800)
committerTejun Heo <tj@kernel.org>
Wed, 10 Aug 2016 04:03:33 +0000 (00:03 -0400)
commit16af080e47785d14919bf94bf8a4097c5c8529fb
tree76764acbf773889be650df25af68d8f3db9be6aftree | snapshot (tar.gz zip)
parent107a077d19341b4d47ae06f0bd24883b94e64628commit | diff
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>
arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi diff | blob | blame | history
arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi diff | blob | blame | history
drivers/ata/ahci_qoriq.c diff | blob | blame | history