DSS is IO coherent on AM65, so we should mark it as such with
'dma-coherent' property in the DT file.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Fixes: fc539b90eda2 ("arm64: dts: ti: am654: Add DSS node")
Cc: stable@xxxxxxxxxxxxxxx # v5.8+
Acked-by: Nikhil Devshatwar <nikhil.nd@xxxxxx>
---
v2: Added fixes, stable and Nikhil's ack.
arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 533525229a8d..a0b4a421026f 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -867,6 +867,8 @@ dss: dss@04a00000 {
status = "disabled";
+ dma-coherent;
+
dss_ports: ports {
#address-cells = <1>;
#size-cells = <0>;
--
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