From 8d923cdf2ec40520f2a3f4281001d414345b3e74 Mon Sep 17 00:00:00 2001 From: Lucas Stach Date: Tue, 4 May 2021 10:20:52 +0200 Subject: [PATCH] arm64: dts: imx8mn: specify dma-ranges DMA addressing capabilities on i.MX8MN 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 Reviewed-by: Frieder Schrempf Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8mn.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index e961acd..d4231e0 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -245,6 +245,7 @@ #address-cells = <1>; #size-cells = <1>; ranges = <0x0 0x0 0x0 0x3e000000>; + dma-ranges = <0x40000000 0x0 0x40000000 0xc0000000>; nvmem-cells = <&imx8mn_uid>; nvmem-cell-names = "soc_unique_id"; -- 2.7.4