[PATCH 2/2] arm64: dts: rockchip: enable NPU on OPI5/5B

Jimmy Hon honyuenkwun at gmail.com
Mon Aug 11 19:57:55 PDT 2025


The NPU on the Orange Pi 5/5B uses the same regulator for both the
sram-supply and the npu's supply. Enable all the NPU bits. Also add
the regulator as a domain-supply to the pd_npu power domain.

Signed-off-by: Jimmy Hon <honyuenkwun at gmail.com>
---
 .../boot/dts/rockchip/rk3588s-orangepi-5.dtsi | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-orangepi-5.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s-orangepi-5.dtsi
index 4fedc50cce8c..65a06ce8c131 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-orangepi-5.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-orangepi-5.dtsi
@@ -377,6 +377,10 @@ &pd_gpu {
 	domain-supply = <&vdd_gpu_s0>;
 };
 
+&pd_npu {
+	domain-supply = <&vdd_npu_s0>;
+};
+
 &pinctrl {
 	hym8563 {
 		hym8563_int: hym8563-int {
@@ -407,6 +411,36 @@ &pwm0 {
 	status = "okay";
 };
 
+&rknn_core_0 {
+	npu-supply = <&vdd_npu_s0>;
+	sram-supply = <&vdd_npu_s0>;
+	status = "okay";
+};
+
+&rknn_core_1 {
+	npu-supply = <&vdd_npu_s0>;
+	sram-supply = <&vdd_npu_s0>;
+	status = "okay";
+};
+
+&rknn_core_2 {
+	npu-supply = <&vdd_npu_s0>;
+	sram-supply = <&vdd_npu_s0>;
+	status = "okay";
+};
+
+&rknn_mmu_0 {
+	status = "okay";
+};
+
+&rknn_mmu_1 {
+	status = "okay";
+};
+
+&rknn_mmu_2 {
+	status = "okay";
+};
+
 &saradc {
 	vref-supply = <&avcc_1v8_s0>;
 	status = "okay";
-- 
2.50.1




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