[PATCH v14 15/15] arm64: dts: rockchip: enable the NPU on rk3576-rock-4d
Jiaxing Hu
gahing at gahingwoo.com
Thu Sep 24 03:21:35 PDT 2026
Enable both NPU cores and their IOMMUs on the ROCK 4D, and make vdd_npu_s0
the NPU domain's supply so the rail is switched with the domain.
Signed-off-by: Jiaxing Hu <gahing at gahingwoo.com>
---
.../boot/dts/rockchip/rk3576-rock-4d.dts | 22 +++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts b/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts
index 272af1012..93d59c0a9 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts
@@ -722,6 +722,10 @@ &pcie0 {
status = "okay";
};
+&pd_npu {
+ domain-supply = <&vdd_npu_s0>;
+};
+
&pinctrl {
hdmi {
hdmi_tx_on_h: hdmi-tx-on-h {
@@ -779,6 +783,24 @@ wifi_en_h: wifi-en-h {
};
};
+&rknn_core_0 {
+ npu-supply = <&vdd_npu_s0>;
+ status = "okay";
+};
+
+&rknn_mmu_0 {
+ status = "okay";
+};
+
+&rknn_core_1 {
+ npu-supply = <&vdd_npu_s0>;
+ status = "okay";
+};
+
+&rknn_mmu_1 {
+ status = "okay";
+};
+
&sai6 {
status = "okay";
};
--
2.43.0
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