Commit 4251a3ac authored by Lucas Stach's avatar Lucas Stach Committed by Shawn Guo
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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: default avatarLucas Stach <l.stach@pengutronix.de>
Reviewed-by: default avatarFrieder Schrempf <frieder.schrempf@kontron.de>
Tested-by: default avatarFrieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 6bee93d9

arch/arm64/boot/dts/freescale/imx8mm.dtsi

+1 −0
Original line number Diff line number Diff line
@@ -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";