[PATCH 5/5] arm64: tegra: Limit max cpu frequency on P3450
From: Aaron Kling via B4 Relay
Date: Sat Aug 16 2025 - 01:55:41 EST
From: Aaron Kling <webgeek1234@xxxxxxxxx>
P3450's cpu is only rated for 1.4 GHz while the CVB table it uses tries
to scale to 1.5 GHz. Set an appropriate limit on the maximum scaling
frequency.
Signed-off-by: Aaron Kling <webgeek1234@xxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
index ec0e84cb83ef9bf8f0e52e2958db33666813917c..10f878d3f50815d1f0297d15669048ab9cad73ee 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts
@@ -594,6 +594,7 @@ clock@70110000 {
nvidia,droop-ctrl = <0x00000f00>;
nvidia,force-mode = <1>;
nvidia,sample-rate = <25000>;
+ nvidia,dfll-max-freq = <1479000000>;
nvidia,pwm-min-microvolts = <708000>;
nvidia,pwm-period-nanoseconds = <2500>; /* 2.5us */
--
2.50.1