[PATCH 5/5] arm64: dts: imx8mp: make 'dsp' node depend on 'aips5'
From: Laurentiu Mihalcea
Date: Fri Feb 21 2025 - 14:21:07 EST
From: Laurentiu Mihalcea <laurentiu.mihalcea@xxxxxxx>
The DSP may want to access peripherals on AIPSTZ5. To do so, the
security-related registers of the bridge have to be configured before
the DSP is started. Enforce a dependency on AIPSTZ5 by adding the
'access-controllers' property to the 'dsp' node.
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8mp.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index a1d9b834d2da..9ec51e7e6678 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -2423,6 +2423,7 @@ dsp: dsp@3b6e8000 {
mboxes = <&mu2 2 0>, <&mu2 2 1>,
<&mu2 3 0>, <&mu2 3 1>;
memory-region = <&dsp_reserved>;
+ access-controllers = <&aips5>;
status = "disabled";
};
};
--
2.34.1