From: Magnus Damm <damm+rene...@opensource.se>
Hook in the FCP devices to allow use of the VSP and DU
together with the IPMMU.
Signed-off-by: Magnus Damm <damm+rene...@opensource.se>
---
The patch can be merged as is, but it is recommended not
to enable IPMMU-VI until the DU driver gets updated in
mainline with the following patch series and further
updates:
[PATCH 0/6] R-Car DU: Fix IOMMU operation when connected to VSP
arch/arm64/boot/dts/renesas/r8a7795.dtsi | 4 ++++
1 file changed, 4 insertions(+)
--- 0004/arch/arm64/boot/dts/renesas/r8a7795.dtsi
+++ work/arch/arm64/boot/dts/renesas/r8a7795.dtsi 2016-10-27
18:06:14.180607110 +0900
@@ -1569,6 +1569,7 @@
reg = <0 0xfea27000 0 0x200>;
clocks = <&cpg CPG_MOD 603>;
power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
+ iommus = <&ipmmu_vi 8>;
};
vspd1: vsp@fea28000 {
@@ -1586,6 +1587,7 @@
reg = <0 0xfea2f000 0 0x200>;
clocks = <&cpg CPG_MOD 602>;
power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
+ iommus = <&ipmmu_vi 9>;
};
vspd2: vsp@fea30000 {
@@ -1603,6 +1605,7 @@
reg = <0 0xfea37000 0 0x200>;
clocks = <&cpg CPG_MOD 601>;
power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
+ iommus = <&ipmmu_vi 10>;
};
vspd3: vsp@fea38000 {
@@ -1620,6 +1623,7 @@
reg = <0 0xfea3f000 0 0x200>;
clocks = <&cpg CPG_MOD 600>;
power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
+ iommus = <&ipmmu_vi 11>;
};
fdp1@fe940000 {
