arm64: dts: imx8qm: Disable dsp lpcg clock

There is no LPCG clock defined for DSP in imx8qm, so disable
dsp lpcg clock.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi
index 9b8653b..39fbf02 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi
@@ -290,6 +290,14 @@
                             "mqs0_lpcg_ipg_clk";
 };
 
+&dsp_lpcg {
+       status = "disabled";
+};
+
+&dsp_ram_lpcg {
+       status = "disabled";
+};
+
 &audio_subsys {
        acm: acm@59e00000 {
                compatible = "nxp,imx8qm-acm";

diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
index bccee59..fbd1361 100755 (executable)
--- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
@@ -499,9 +499,9 @@
                dsp: dsp@556e8000 {
                        compatible = "fsl,imx8qm-dsp";
                        reg = <0x556e8000 0x88000>;
-                       clocks = <&dsp_lpcg 1>,
-                                <&dsp_ram_lpcg 0>,
-                                <&dsp_lpcg 2>;
+                       clocks = <&clk_dummy>,
+                                <&clk_dummy>,
+                                <&clk_dummy>;
                        clock-names = "ipg", "ocram", "core";
                        fsl,dsp-firmware = "imx/dsp/hifi4.bin";
                        power-domains = <&pd IMX_SC_R_MU_13A>,