arm64: dts: imx8mn: Init rates and parents configs for clocks

Add the initial configuration for clocks that need default parent and rate
setting.

NoC sources from SYS PLL3, running at 600MHz. Audio AHB/IPG clks needs
to run at 400MHz for better performance.

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

diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index d23347a..c98a376 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -380,6 +380,16 @@
                                         <&clk_ext3>, <&clk_ext4>;
                                clock-names = "osc_32k", "osc_24m", "clk_ext1", "clk_ext2",
                                              "clk_ext3", "clk_ext4";
+                               assigned-clocks = <&clk IMX8MN_CLK_NOC>,
+                                               <&clk IMX8MN_CLK_AUDIO_AHB>,
+                                               <&clk IMX8MN_CLK_IPG_AUDIO_ROOT>,
+                                               <&clk IMX8MN_SYS_PLL3>;
+                               assigned-clock-parents = <&clk IMX8MN_SYS_PLL3_OUT>,
+                                                        <&clk IMX8MN_SYS_PLL1_800M>;
+                               assigned-clock-rates = <0>,
+                                                       <400000000>,
+                                                       <400000000>,
+                                                       <600000000>;
                        };
 
                        src: reset-controller@30390000 {