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charset="utf-8" Reserve 128MiB of global CMA which is also marked as re-usable so that OS can also use the same if peripheral drivers are not using the same. Based on the use case described in commit c43dd2fe5316 ("arm64: dts: ti: k3-am62x-sk-common: Reserve 128MiB of global CMA"). Signed-off-by: Wadim Egorov --- arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi b/arch/arm64/b= oot/dts/ti/k3-am62-phycore-som.dtsi index e15da771bc07..3baa653257bb 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi @@ -37,6 +37,13 @@ reserved_memory: reserved-memory { #size-cells =3D <2>; ranges; =20 + linux,cma { + compatible =3D "shared-dma-pool"; + reusable; + size =3D <0x00 0x8000000>; + linux,cma-default; + }; + ramoops@9c700000 { compatible =3D "ramoops"; reg =3D <0x00 0x9c700000 0x00 0x00100000>; --=20 2.48.1