Commit ca04fed4 authored by Lucas Stach's avatar Lucas Stach Committed by Shawn Guo
Browse files

arm64: dts: imx8mq: specify dma-ranges



The peripheral bus on the i.MX8MQ is still limited to 32bits, so
we need to declare the usable range for device DMA operations, as
the DRAM will extend across the 32bit boundary if more than 3GB
are installed.
Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent b3f6a5f2
......@@ -147,6 +147,7 @@ soc@0 {
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x0 0x0 0x3e000000>;
dma-ranges = <0x40000000 0x0 0x40000000 0xc0000000>;
bus@30000000 { /* AIPS1 */
compatible = "fsl,imx8mq-aips-bus", "simple-bus";
......
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