diff options
| author | Mikko Perttunen <mperttunen@nvidia.com> | 2022-09-07 11:38:44 +0300 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2022-09-15 21:30:38 +0200 |
| commit | b35f5b53a87b8415db242d332e517e145bf804be (patch) | |
| tree | baf0ce4276f018e9706ebf13bee4dc9ddb1a4929 /arch/arm64/boot/dts/nvidia | |
| parent | b0c1a994f66050034c970a8187d88d4e1283f9d9 (diff) | |
| download | linux-b35f5b53a87b8415db242d332e517e145bf804be.tar.bz2 | |
arm64: tegra: Add context isolation domains on Tegra234
Add Host1x context isolation domains on Tegra234. On Tegra234 we have
two IOMMUs that are connected to Host1x-channel programmed engines,
so we have to include domains for each of them.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot/dts/nvidia')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra234.dtsi | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi index 24e46e065b6b..5dc557becba5 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi @@ -569,6 +569,24 @@ interconnect-names = "dma-mem"; iommus = <&smmu_niso1 TEGRA234_SID_HOST1X>; + /* Context isolation domains */ + iommu-map = <0 &smmu_niso0 TEGRA234_SID_HOST1X_CTX0 1>, + <1 &smmu_niso0 TEGRA234_SID_HOST1X_CTX1 1>, + <2 &smmu_niso0 TEGRA234_SID_HOST1X_CTX2 1>, + <3 &smmu_niso0 TEGRA234_SID_HOST1X_CTX3 1>, + <4 &smmu_niso0 TEGRA234_SID_HOST1X_CTX4 1>, + <5 &smmu_niso0 TEGRA234_SID_HOST1X_CTX5 1>, + <6 &smmu_niso0 TEGRA234_SID_HOST1X_CTX6 1>, + <7 &smmu_niso0 TEGRA234_SID_HOST1X_CTX7 1>, + <8 &smmu_niso1 TEGRA234_SID_HOST1X_CTX0 1>, + <9 &smmu_niso1 TEGRA234_SID_HOST1X_CTX1 1>, + <10 &smmu_niso1 TEGRA234_SID_HOST1X_CTX2 1>, + <11 &smmu_niso1 TEGRA234_SID_HOST1X_CTX3 1>, + <12 &smmu_niso1 TEGRA234_SID_HOST1X_CTX4 1>, + <13 &smmu_niso1 TEGRA234_SID_HOST1X_CTX5 1>, + <14 &smmu_niso1 TEGRA234_SID_HOST1X_CTX6 1>, + <15 &smmu_niso1 TEGRA234_SID_HOST1X_CTX7 1>; + vic@15340000 { compatible = "nvidia,tegra234-vic"; reg = <0x15340000 0x00040000>; |