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commit50301e8815upstream. DSS is IO coherent on AM65, so we should mark it as such with 'dma-coherent' property in the DT file. Fixes:fc539b90ed("arm64: dts: ti: am654: Add DSS node") Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Signed-off-by: Nishanth Menon <nm@ti.com> Acked-by: Nikhil Devshatwar <nikhil.nd@ti.com> Cc: stable@vger.kernel.org # v5.8+ Link: https://lore.kernel.org/r/20201102134650.55321-1-tomi.valkeinen@ti.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>