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arm64: dts: imx93: add cma area for i.MX93 11x11 EVK

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Add CMA region for DMA usage.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Peng Fan
2023-06-25 20:25:47 +08:00
committed by Shawn Guo
parent 7f916a6fe8
commit fc94fbb997
1 changed files with 14 additions and 0 deletions
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14
arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
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@@ -15,6 +15,20 @@ chosen {
stdout-path = &lpuart1;
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
linux,cma {
compatible = "shared-dma-pool";
reusable;
alloc-ranges = <0 0x80000000 0 0x40000000>;
size = <0 0x10000000>;
linux,cma-default;
};
};
reg_vref_1v8: regulator-adc-vref {
compatible = "regulator-fixed";
regulator-name = "vref_1v8";