[PATCH v2 2/7] arm64: dts: renesas: r8a7796: Tie SYS-DMAC to IPMMU-DS0/1
Simon Horman
horms+renesas at verge.net.au
Fri Nov 10 05:26:07 PST 2017
From: Magnus Damm <damm+renesas at opensource.se>
Hook up r8a7796 DMAC nodes to the IPMMUs. In particular SYS-DMAC0
gets tied to IPMMU-DS0, and SYS-DMAC1 and SYS-DMAC2 get tied to IPMMU-DS1.
Signed-off-by: Magnus Damm <damm+renesas at opensource.se>
Signed-off-by: Simon Horman <horms+renesas at verge.net.au>
Reviewed-by: Geert Uytterhoeven <geert+renesas at glider.be>
---
v2 [Simon Horman]
* Added reviewed by tag from Geert Uytterhoeven
v1 [Simon Horman]
v0 [Magnus Damm]
---
arch/arm64/boot/dts/renesas/r8a7796.dtsi | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
index cb66b722ceb9..8ae481504dd4 100644
--- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
@@ -1200,6 +1200,14 @@
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 at e7300000 {
@@ -1234,6 +1242,14 @@
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 at e7310000 {
@@ -1268,6 +1284,14 @@
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>;
};
audma0: dma-controller at ec700000 {
--
2.11.0
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