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arm64: dts: juno: add dma-ranges property

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The interconnects around Juno have a 40-bit address width, and DMA
masters have no restrictions beyond their own individual limitations.
Describe this to ensure that DT-based DMA masks get set up correctly
for all devices capable of 40-bit addressing.

Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
This commit is contained in:
Robin Murphy 2017-01-18 12:12:50 +00:00 • committed by Sudeep Holla
parent cde6f9ab10
commit 193d00a2b3
1 changed files with 1 additions and 0 deletions
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arch/arm64/boot/dts/arm/juno-base.dtsi
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@ -4,6 +4,7 @@
/* /*
* Devices shared by all Juno boards * Devices shared by all Juno boards
*/ */
dma-ranges = <0 0 0 0 0x100 0>;
memtimer: timer@2a810000 { memtimer: timer@2a810000 {
compatible = "arm,armv7-timer-mem"; compatible = "arm,armv7-timer-mem";