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Thu, 24 Sep 2026 06:24:44 -0400 (EDT) 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, diederik@cknow-tech.com, alchark@flipper.net, 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 v14 15/15] arm64: dts: rockchip: enable the NPU on rk3576-rock-4d Date: Thu, 24 Sep 2026 22:21:35 +1200 Message-ID: <20260924102135.92217-16-gahing@gahingwoo.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260924102135.92217-1-gahing@gahingwoo.com> References: <20260924102135.92217-1-gahing@gahingwoo.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260924_032456_100677_8FD51F56 X-CRM114-Status: UNSURE ( 7.91 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- .../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