system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-28 06:09:03 +00:00
Code Issues Packages Projects Releases Wiki Activity

ARM: dts: DRA74x: Add IOMMU nodes for DSP2

Browse source 
The DRA74x family of SoCs have a second DSP, that also has
two MMUs just like the DSP1 subsystem. Add the IOMMU nodes
for this DSP2 subsystem in disabled state to the DRA74x
specific DTS file, the nodes would need to be enabled
appropriately in the respective board DTS files.

Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Suman Anna 2015-10-02 18:23:25 -05:00 committed by Tony Lindgren
parent 2c7e07c533
commit 63c7ecd7b1
1 changed files with 20 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
arch/arm/boot/dts/dra74x.dtsi
View file

@ -81,6 +81,26 @@ usb4: usb@48950000 {
dr_mode = "otg";
};
};
mmu0_dsp2: mmu@41501000 {
compatible = "ti,dra7-dsp-iommu";
reg = <0x41501000 0x100>;
interrupts = <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>;
ti,hwmods = "mmu0_dsp2";
#iommu-cells = <0>;
ti,syscon-mmuconfig = <&dsp2_system 0x0>;
status = "disabled";
};
mmu1_dsp2: mmu@41502000 {
compatible = "ti,dra7-dsp-iommu";
reg = <0x41502000 0x100>;
interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
ti,hwmods = "mmu1_dsp2";
#iommu-cells = <0>;
ti,syscon-mmuconfig = <&dsp2_system 0x1>;
status = "disabled";
};
};
};