arm64: dts: renesas: r8a77965: Attach the SYS-DMAC to the IPMMU

For R-Car M3-N hook up SYS-DMAC0, SYS-DMAC1 and SYS-DMAC2 to
IPMMU-DS0 and IPMMU-DS1 in same way as for R-Car M3-W.
This follows the R-Car Gen3 Rev.1.00 (April 2018) datasheet.

Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a77965.dtsi b/arch/arm64/boot/dts/renesas/r8a77965.dtsi
index 52205be..7a75c35 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77965.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77965.dtsi
@@ -634,6 +634,14 @@
                        resets = <&cpg 219>;
                        #dma-cells = <1>;
                        dma-channels = <16>;
+                       iommus = <&ipmmu_ds0 0>, <&ipmmu_ds0 1>,
+                              <&ipmmu_ds0 2>, <&ipmmu_ds0 3>,
+                              <&ipmmu_ds0 4>, <&ipmmu_ds0 5>,
+                              <&ipmmu_ds0 6>, <&ipmmu_ds0 7>,
+                              <&ipmmu_ds0 8>, <&ipmmu_ds0 9>,
+                              <&ipmmu_ds0 10>, <&ipmmu_ds0 11>,
+                              <&ipmmu_ds0 12>, <&ipmmu_ds0 13>,
+                              <&ipmmu_ds0 14>, <&ipmmu_ds0 15>;
                };
 
                dmac1: dma-controller@e7300000 {
@@ -668,6 +676,14 @@
                        resets = <&cpg 218>;
                        #dma-cells = <1>;
                        dma-channels = <16>;
+                       iommus = <&ipmmu_ds1 0>, <&ipmmu_ds1 1>,
+                              <&ipmmu_ds1 2>, <&ipmmu_ds1 3>,
+                              <&ipmmu_ds1 4>, <&ipmmu_ds1 5>,
+                              <&ipmmu_ds1 6>, <&ipmmu_ds1 7>,
+                              <&ipmmu_ds1 8>, <&ipmmu_ds1 9>,
+                              <&ipmmu_ds1 10>, <&ipmmu_ds1 11>,
+                              <&ipmmu_ds1 12>, <&ipmmu_ds1 13>,
+                              <&ipmmu_ds1 14>, <&ipmmu_ds1 15>;
                };
 
                dmac2: dma-controller@e7310000 {
@@ -702,6 +718,14 @@
                        resets = <&cpg 217>;
                        #dma-cells = <1>;
                        dma-channels = <16>;
+                       iommus = <&ipmmu_ds1 16>, <&ipmmu_ds1 17>,
+                              <&ipmmu_ds1 18>, <&ipmmu_ds1 19>,
+                              <&ipmmu_ds1 20>, <&ipmmu_ds1 21>,
+                              <&ipmmu_ds1 22>, <&ipmmu_ds1 23>,
+                              <&ipmmu_ds1 24>, <&ipmmu_ds1 25>,
+                              <&ipmmu_ds1 26>, <&ipmmu_ds1 27>,
+                              <&ipmmu_ds1 28>, <&ipmmu_ds1 29>,
+                              <&ipmmu_ds1 30>, <&ipmmu_ds1 31>;
                };
 
                ipmmu_ds0: mmu@e6740000 {