linux-kernel - [PATCH] arm64: dts: amlogic: Enable the npu node for Alta and VIM3

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Message-ID: <20250522092940.3293889-1-tomeu@tomeuvizoso.net>
Date: Thu, 22 May 2025 11:29:40 +0200
From: Tomeu Vizoso <tomeu@...euvizoso.net>
To: linux-kernel@...r.kernel.org
Cc: Tomeu Vizoso <tomeu@...euvizoso.net>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Kevin Hilman <khilman@...libre.com>,
	Jerome Brunet <jbrunet@...libre.com>,
	Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-amlogic@...ts.infradead.org
Subject: [PATCH] arm64: dts: amlogic: Enable the npu node for Alta and VIM3

We now have support in Mesa and everything is ready in distros such as
Debian.

Signed-off-by: Tomeu Vizoso <tomeu@...euvizoso.net>
---
 arch/arm64/boot/dts/amlogic/meson-g12b-a311d-khadas-vim3.dts  | 4 ++++
 arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts | 4 ++++
 2 files changed, 8 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 124a80901084..9fd68195be3f 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
@@ -39,3 +39,7 @@ &usb {
 	phy-names = "usb2-phy0", "usb2-phy1";
 };
  */
+
+&npu {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts
index adedc1340c78..8e9f7e0d4542 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-a311d-libretech-cc.dts
@@ -117,3 +117,7 @@ &cpu103 {
 &pwm_ab {
 	pinctrl-0 = <&pwm_a_e_pins>, <&pwm_b_x7_pins>;
 };
+
+&npu {
+	status = "okay";
+};
-- 
2.49.0