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arm64: dts: freescale: imx93: Add Ethos-U65 NPU and SRAM nodes

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i.MX93 contains an Arm Ethos-U65 NPU. The NPU uses the internal SRAM for
temporary buffers. The SRAM is larger than 96KB, but that is all that is
available to non-secure world.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Peter Robinson <pbrobinson@gmail.com>
Tested-by: Peter Robinson <pbrobinson@gmail.com> # Tested on a NXP
Signed-off-by: Frank Li <Frank.Li@nxp.com>
This commit is contained in:
Rob Herring (Arm) 2026-03-06 14:31:02 -06:00 committed by Frank Li
parent b426ee9833
commit d213404642
1 changed files with 24 additions and 0 deletions
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24
arch/arm64/boot/dts/freescale/imx93.dtsi
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@ -43,6 +43,30 @@ map0 {
};
};
};
soc@0 {
npu@4a900000 {
compatible = "fsl,imx93-npu", "arm,ethos-u65";
reg = <0x4a900000 0x1000>;
interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&mlmix>;
clocks = <&clk IMX93_CLK_ML>, <&clk IMX93_CLK_ML_APB>;
clock-names = "core", "apb";
sram = <&sram>;
assigned-clocks = <&clk IMX93_CLK_ML>, <&clk IMX93_CLK_ML_APB>;
assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1>,
<&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>;
assigned-clock-rates = <800000000>, <133000000>;
};
};
sram: sram@20480000 {
compatible = "mmio-sram";
reg = <0x0 0x20480000 0x0 0x18000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x0 0x20480000 0x18000>;
};
};
&aips1 {