tree 76764acbf773889be650df25af68d8f3db9be6af
parent 107a077d19341b4d47ae06f0bd24883b94e64628
author Tang Yuantian <Yuantian.Tang@nxp.com> 1470707482 +0800
committer Tejun Heo <tj@kernel.org> 1470801813 -0400

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>