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arm64: dts: imx8ulp: add more nodes
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Commit Message
Peng Fan (OSS)
June 25, 2023, 12:42 p.m. UTC
From: Peng Fan <peng.fan@nxp.com> Add reserved memory node for CMA usage. Signed-off-by: Peng Fan <peng.fan@nxp.com> --- arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts index f1c6d933a17c..e171390a1888 100644 --- a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts @@ -20,6 +20,19 @@ memory@80000000 { reg = <0x0 0x80000000 0 0x80000000>; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + linux,cma { + compatible = "shared-dma-pool"; + reusable; + size = <0 0x28000000>; + linux,cma-default; + }; + }; + clock_ext_rmii: clock-ext-rmii { compatible = "fixed-clock"; clock-frequency = <50000000>;