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SubjectRe: [PATCH v2 1/7] arm64: dts: imx8m: Add NOC nodes
On Tue, Dec 01, 2020 at 01:39:26PM +0100, Martin Kepplinger wrote:
> From: Leonard Crestez <leonard.crestez@nxp.com>
>
> Add initial support for dynamic frequency scaling of main NOC.
>
> Make DDRC the parent of the NOC (using passive governor) so that the
> main NOC is automatically scaled together with DDRC by default.
>
> Support for proactive scaling via interconnect will come on top.
>
> Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
> Tested-by: Martin Kepplinger <martin.kepplinger@puri.sm> (imx8mq)
> ---
> arch/arm64/boot/dts/freescale/imx8mm.dtsi | 22 ++++++++++++++++++++++
> arch/arm64/boot/dts/freescale/imx8mn.dtsi | 22 ++++++++++++++++++++++
> arch/arm64/boot/dts/freescale/imx8mq.dtsi | 22 ++++++++++++++++++++++
> 3 files changed, 66 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> index c824f2615fe8..835b19f0ea42 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> @@ -921,6 +921,28 @@
>
> };
>
> + noc: interconnect@32700000 {
> + compatible = "fsl,imx8mm-noc", "fsl,imx8m-noc";
> + reg = <0x32700000 0x100000>;
> + clocks = <&clk IMX8MM_CLK_NOC>;
> + devfreq = <&ddrc>;

This does not pass the dtschema checks. Are you missing here any
dependencies?

arch/arm64/boot/dts/freescale/imx8mm-evk.dt.yaml: interconnect@32700000: 'devfreq' does not match any of the regexes: 'pinctrl-[0-9]+'

Best regards,
Krzysztof

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