2023-04-26 05:34:04

by Tomeu Vizoso

[permalink] [raw]
Subject: [PATCH] arm64: dts: VIM3: Set the rates of the clocks for the NPU

Otherwise they are left at 24MHz and the NPU runs very slowly.

Signed-off-by: Tomeu Vizoso <[email protected]>
Suggested-by: Lucas Stach <[email protected]>
---
arch/arm64/boot/dts/amlogic/meson-g12b-a311d-khadas-vim3.dts | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-khadas-vim3.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-khadas-vim3.dts
index 4e8266056bca..3a14b21998c4 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-khadas-vim3.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-khadas-vim3.dts
@@ -52,6 +52,9 @@ galcore {

&npu {
status = "okay";
+ assigned-clocks = <&clkc CLKID_NNA_CORE_CLK>,
+ <&clkc CLKID_NNA_AXI_CLK>;
+ assigned-clock-rates = <800000000>, <800000000>;
};

/*
--
2.38.1