@@ -719,6 +719,31 @@ pgc_mipi: power-domain@11 {
};
};
+ noc: interconnect@32700000 {
+ compatible = "fsl,imx8mm-noc", "fsl,imx8m-noc";
+ reg = <0x32700000 0x100000>;
+ clocks = <&clk IMX8MM_CLK_NOC>;
+ fsl,ddrc = <&ddrc>;
+ #interconnect-cells = <1>;
+ operating-points-v2 = <&noc_opp_table>;
+
+ noc_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-150M {
+ opp-hz = /bits/ 64 <150000000>;
+ };
+
+ opp-375M {
+ opp-hz = /bits/ 64 <375000000>;
+ };
+
+ opp-750M {
+ opp-hz = /bits/ 64 <750000000>;
+ };
+ };
+ };
+
aips2: bus@30400000 {
compatible = "fsl,aips-bus", "simple-bus";
reg = <0x30400000 0x400000>;
Add support for dynamic frequency scaling of the main NOC configuration on imx8mm. References: - i.MX 8M Mini Applications Processor RM, Rev. 3, 11/2020 - f18e6d573b80 arm64: dts: imx8mq: Add NOC node - 912b9dacf3f0 arm64: dts: imx8mq: increase NOC clock to 800 MHz - https://source.codeaurora.org/external/imx/linux-imx/tree/arch/ \ arm64/boot/dts/freescale/imx8mm.dtsi?h=lf-5.10.y Signed-off-by: Tommaso Merciai <tomm.merciai@gmail.com> --- Changes since v1: - Fix noc_opp_table frequencies taking NXP bsp as reference - Add reference link to nxp imx8mm dtsi on commit body Changes since v2: - Add missing signed-off line arch/arm64/boot/dts/freescale/imx8mm.dtsi | 25 +++++++++++++++++++++++ 1 file changed, 25 insertions(+)