From: Jiaxing Hu <gahing@gahingwoo.com>
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 <gahing@gahingwoo.com>
Subject: [PATCH v14 13/15] arm64: dts: rockchip: add NPU core domain clocks and resets to rk3576
Date: Thu, 24 Sep 2026 22:21:33 +1200 [thread overview]
Message-ID: <20260924102135.92217-14-gahing@gahingwoo.com> (raw)
In-Reply-To: <20260924102135.92217-1-gahing@gahingwoo.com>
Both NPU cores share the convolution buffer and the DSU, so give PD_NPU0
and PD_NPU1 the three clocks PD_NPUTOP already lists, and give each the BIU
reset the pmdomain driver cycles on power-on.
Signed-off-by: Jiaxing Hu <gahing@gahingwoo.com>
---
arch/arm64/boot/dts/rockchip/rk3576.dtsi | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
index d418bfc04..26aaf4320 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
@@ -1070,14 +1070,22 @@ power-domain@RK3576_PD_NPUTOP {
power-domain@RK3576_PD_NPU0 {
reg = <RK3576_PD_NPU0>;
clocks = <&cru HCLK_RKNN_ROOT>,
- <&cru ACLK_RKNN0>;
+ <&cru ACLK_RKNN0>,
+ <&cru CLK_RKNN_DSU0>,
+ <&cru ACLK_RKNN_CBUF>,
+ <&cru HCLK_RKNN_CBUF>;
+ resets = <&cru SRST_A_RKNN0_BIU>;
pm_qos = <&qos_npu_m0>;
#power-domain-cells = <0>;
};
power-domain@RK3576_PD_NPU1 {
reg = <RK3576_PD_NPU1>;
clocks = <&cru HCLK_RKNN_ROOT>,
- <&cru ACLK_RKNN1>;
+ <&cru ACLK_RKNN1>,
+ <&cru CLK_RKNN_DSU0>,
+ <&cru ACLK_RKNN_CBUF>,
+ <&cru HCLK_RKNN_CBUF>;
+ resets = <&cru SRST_A_RKNN1_BIU>;
pm_qos = <&qos_npu_m1>;
#power-domain-cells = <0>;
};
--
2.43.0
next prev parent reply other threads:[~2026-09-24 10:24 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-24 10:21 [PATCH v14 00/15] accel/rocket: RK3576 NPU (RKNN) enablement Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 01/15] accel/rocket: request the core clocks by name Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 02/15] accel/rocket: take the completion register writes under job_lock Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 03/15] accel/rocket: wait for a running IRQ handler before resetting a core Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 04/15] accel/rocket: let the core suspend after a reset Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 05/15] accel/rocket: factor the completion tail out of the IRQ handler Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 06/15] dt-bindings: npu: rockchip: add rockchip,rk3576-rknn-core Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 07/15] dt-bindings: power: rockchip: allow resets in a power domain node Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 08/15] dt-bindings: iommu: rockchip: describe the RK3576 NPU MMU Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 09/15] pmdomain: rockchip: add optional per-domain power-on settle delay Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 10/15] pmdomain: rockchip: cycle an optional power-domain reset on power-on Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 11/15] accel/rocket: select the per-core clock and reset counts from match data Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 12/15] accel/rocket: add RK3576 NPU (RKNN) support Jiaxing Hu
2026-09-24 10:21 ` Jiaxing Hu [this message]
2026-09-24 10:21 ` [PATCH v14 14/15] arm64: dts: rockchip: add NPU (RKNN) nodes to rk3576 Jiaxing Hu
2026-09-24 10:21 ` [PATCH v14 15/15] arm64: dts: rockchip: enable the NPU on rk3576-rock-4d Jiaxing Hu
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