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arm64: dts: imx8mm: specify dma-ranges 

DMA addressing capabilities on i.MX8MM are limited by the interconnect,
same as on i.MX8MQ. Add dma-ranges to the the peripheral bus to let
the kernel know about this.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Lucas Stach 2021-05-04 10:20:51 +02:00 committed by Shawn Guo
parent 6bee93d931
commit 4251a3ac4d
1 changed files with 1 additions and 0 deletions
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arch/arm64/boot/dts/freescale/imx8mm.dtsi
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@ -261,6 +261,7 @@ soc@0 {
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x0 0x0 0x3e000000>;
dma-ranges = <0x40000000 0x0 0x40000000 0xc0000000>;
nvmem-cells = <&imx8mm_uid>;
nvmem-cell-names = "soc_unique_id";