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(parent: 6687c20) | patch
ARM: dts: bcm283x: Fix vc4's firmware bus DMA limitations
authorNicolas Saenz Julienne <nsaenzjulienne@suse.de>
Thu, 19 Mar 2020 19:00:13 +0000 (20:00 +0100)
committerFlorian Fainelli <f.fainelli@gmail.com>
Sun, 22 Mar 2020 21:45:24 +0000 (14:45 -0700)
commit55c7c0621078bd73e9d4d2a11eb36e61bc6fe998
treead35abc89d2fcd9081aeca1903b7c8ba63a9de94tree | snapshot
parent6687c201fdc3139315c2ea7ef96c157672805cdccommit | diff
ARM: dts: bcm283x: Fix vc4's firmware bus DMA limitations

The bus is virtual and devices have to inherit their DMA constraints
from the underlying interconnect. So add an empty dma-ranges property to
the bus node, implying the firmware bus' DMA constraints are identical to
its parent's.

Fixes: 7dbe8c62ceeb ("ARM: dts: Add minimal Raspberry Pi 4 support")
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
arch/arm/boot/dts/bcm2835-rpi.dtsi diff | blob | history
Domain: System / Kernel;