arm64: dts: imx8mp: add NoC node

Add i.MX8MP NoC node to make the interconnect i.MX8MP driver could work.
Currently dynamic frequency scaling of the i.MX8MP NoC has not been
supported, only NoC initial settings are configured by interconnect
driver.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Acked-by: Georgi Djakov <djakov@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index cbfe841fa38b1715f0a5dd3122de0ce4faafbdbd..46f46bccc460771b14eb26bb3e54cf5d8e90a450 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -1019,6 +1019,26 @@
                        };
                };
 
+               noc: interconnect@32700000 {
+                       compatible = "fsl,imx8mp-noc", "fsl,imx8m-noc";
+                       reg = <0x32700000 0x100000>;
+                       clocks = <&clk IMX8MP_CLK_NOC>;
+                       #interconnect-cells = <1>;
+                       operating-points-v2 = <&noc_opp_table>;
+
+                       noc_opp_table: opp-table {
+                               compatible = "operating-points-v2";
+
+                               opp-200M {
+                                       opp-hz = /bits/ 64 <200000000>;
+                               };
+
+                               opp-1000M {
+                                       opp-hz = /bits/ 64 <1000000000>;
+                               };
+                       };
+               };
+
                aips4: bus@32c00000 {
                        compatible = "fsl,aips-bus", "simple-bus";
                        reg = <0x32c00000 0x400000>;