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Sun, 8 Nov 2026 02:03:53 -0500 (EST) From: Jiaxing Hu To: tomeu@tomeuvizoso.net, heiko@sntech.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, ulfh@kernel.org, p.zabel@pengutronix.de, ogabbay@kernel.org, zhangqing@rock-chips.com Cc: royalnet026@gmail.com, abel.vesa@oss.qualcomm.com, sebastian.reichel@collabora.com, sidong.yang@furiosa.ai, u.kleine-koenig@baylibre.com, chaoyi.chen@rock-chips.com, shawn.lin@rock-chips.com, finley.xiao@rock-chips.com, diederik@cknow-tech.com, alchark@flipper.net, leonard@lausen.nl, jeff.hugo@oss.qualcomm.com, rfoss@kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, iommu@lists.linux.dev, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jiaxing Hu Subject: [PATCH v16 16/16] arm64: dts: rockchip: enable the NPU on rk3576-rock-4d Date: Sun, 8 Nov 2026 19:59:17 +1300 Message-ID: <20261108065917.135194-17-gahing@gahingwoo.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261108065917.135194-1-gahing@gahingwoo.com> References: <20261108065917.135194-1-gahing@gahingwoo.com> X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Enable both NPU cores and their IOMMUs in the ROCK 4D device tree. Make vdd_npu_s0 the supply of the NPU power domain, so the NPU rail is switched on and off with the domain. Signed-off-by: Jiaxing Hu --- .../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 f068794e48d4..72b251d396fe 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