diff options
| author | Lucas Stach <l.stach@pengutronix.de> | 2021-05-04 10:20:51 +0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2021-06-12 16:17:02 +0800 |
| commit | 4251a3ac4de9625a284a9c046cc915487e9b2a5e (patch) | |
| tree | 99c7fb68ca95697d324d03ff0c55c51be72ad363 /arch/arm64/boot/dts/freescale/imx8mm.dtsi | |
| parent | 6bee93d93111d7bb39105b39ed57780a097557cc (diff) | |
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>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mm.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mm.dtsi | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index 64aa38fd2b6e..e7648c3b8390 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -261,6 +261,7 @@ #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"; |