From: Laurentiu Mihalcea <laurentiu.mihalcea@xxxxxxx>
Add DT node for i.MX8QM's DSP, which is found in
the VPU subsystem.
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8qm.dtsi | 27 +++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
index f8b577ebdbef..ae0165a44dcd 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
@@ -581,6 +581,33 @@ mipi_pll_div2_clk: clock-controller-mipi-div2-pll {
clock-output-names = "mipi_pll_div2_clk";
};
+ vpu_subsys_dsp: bus@55000000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x55000000 0x0 0x55000000 0x1000000>;
+
+ vpu_dsp: dsp@556e8000 {
+ compatible = "fsl,imx8qm-hifi4";
+ reg = <0x556e8000 0x88000>;
+ clocks = <&clk_dummy>,
+ <&clk_dummy>,
+ <&clk_dummy>;
+ clock-names = "ipg", "ocram", "core";
+ power-domains = <&pd IMX_SC_R_MU_13B>,
+ <&pd IMX_SC_R_DSP>,
+ <&pd IMX_SC_R_DSP_RAM>,
+ <&pd IMX_SC_R_IRQSTR_DSP>,
+ <&pd IMX_SC_R_MU_2A>;
+ mbox-names = "tx", "rx", "rxdb";
+ mboxes = <&lsio_mu13 0 0>,
+ <&lsio_mu13 1 0>,
+ <&lsio_mu13 3 0>;
+ firmware-name = "imx/dsp/hifi4.bin";
+ status = "disabled";
+ };
+ };
+
/* sorted in register address */
#include "imx8-ss-cm41.dtsi"
#include "imx8-ss-audio.dtsi"
--
2.34.1
