From 29765f5282144d4dbf1d32de6a68b0c44a46c64a Mon Sep 17 00:00:00 2001 From: Tomeu Vizoso Date: Mon, 21 Jul 2025 11:17:35 +0200 Subject: [PATCH 018/113] FROMGIT(6.18): arm64: dts: rockchip: Add nodes for NPU and its MMU to rk3588-base See Chapter 36 "RKNN" from the RK3588 TRM (Part 1). The IP is divided in three cores, programmed independently. The first core though is special, being able to delegate work to the other cores. The IOMMU of the first core is also special in that it has two subunits (read/write?) that need to be programmed in sync. Tested-by: Heiko Stuebner Signed-off-by: Tomeu Vizoso --- arch/arm64/boot/dts/rockchip/rk3588-base.dtsi | 91 +++++++++++++++++++ 1 file changed, 91 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi index 3707aa1af785..56bf903eb04f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi @@ -1140,6 +1140,97 @@ power-domain@RK3588_PD_SDMMC { }; }; + rknn_core_0: npu@fdab0000 { + compatible = "rockchip,rk3588-rknn-core"; + reg = <0x0 0xfdab0000 0x0 0x1000>, + <0x0 0xfdab1000 0x0 0x1000>, + <0x0 0xfdab3000 0x0 0x1000>; + reg-names = "pc", "cna", "core"; + interrupts = ; + clocks = <&cru ACLK_NPU0>, <&cru HCLK_NPU0>, + <&scmi_clk SCMI_CLK_NPU>, <&cru PCLK_NPU_ROOT>; + clock-names = "aclk", "hclk", "npu", "pclk"; + assigned-clocks = <&scmi_clk SCMI_CLK_NPU>; + assigned-clock-rates = <200000000>; + resets = <&cru SRST_A_RKNN0>, <&cru SRST_H_RKNN0>; + reset-names = "srst_a", "srst_h"; + power-domains = <&power RK3588_PD_NPUTOP>; + iommus = <&rknn_mmu_0>; + status = "disabled"; + }; + + rknn_mmu_0: iommu@fdab9000 { + compatible = "rockchip,rk3588-iommu", "rockchip,rk3568-iommu"; + reg = <0x0 0xfdab9000 0x0 0x100>, + <0x0 0xfdaba000 0x0 0x100>; + interrupts = ; + clocks = <&cru ACLK_NPU0>, <&cru HCLK_NPU0>; + clock-names = "aclk", "iface"; + #iommu-cells = <0>; + power-domains = <&power RK3588_PD_NPUTOP>; + status = "disabled"; + }; + + rknn_core_1: npu@fdac0000 { + compatible = "rockchip,rk3588-rknn-core"; + reg = <0x0 0xfdac0000 0x0 0x1000>, + <0x0 0xfdac1000 0x0 0x1000>, + <0x0 0xfdac3000 0x0 0x1000>; + reg-names = "pc", "cna", "core"; + interrupts = ; + clocks = <&cru ACLK_NPU1>, <&cru HCLK_NPU1>, + <&scmi_clk SCMI_CLK_NPU>, <&cru PCLK_NPU_ROOT>; + clock-names = "aclk", "hclk", "npu", "pclk"; + assigned-clocks = <&scmi_clk SCMI_CLK_NPU>; + assigned-clock-rates = <200000000>; + resets = <&cru SRST_A_RKNN1>, <&cru SRST_H_RKNN1>; + reset-names = "srst_a", "srst_h"; + power-domains = <&power RK3588_PD_NPU1>; + iommus = <&rknn_mmu_1>; + status = "disabled"; + }; + + rknn_mmu_1: iommu@fdac9000 { + compatible = "rockchip,rk3588-iommu", "rockchip,rk3568-iommu"; + reg = <0x0 0xfdaca000 0x0 0x100>; + interrupts = ; + clocks = <&cru ACLK_NPU1>, <&cru HCLK_NPU1>; + clock-names = "aclk", "iface"; + #iommu-cells = <0>; + power-domains = <&power RK3588_PD_NPU1>; + status = "disabled"; + }; + + rknn_core_2: npu@fdad0000 { + compatible = "rockchip,rk3588-rknn-core"; + reg = <0x0 0xfdad0000 0x0 0x1000>, + <0x0 0xfdad1000 0x0 0x1000>, + <0x0 0xfdad3000 0x0 0x1000>; + reg-names = "pc", "cna", "core"; + interrupts = ; + clocks = <&cru ACLK_NPU2>, <&cru HCLK_NPU2>, + <&scmi_clk SCMI_CLK_NPU>, <&cru PCLK_NPU_ROOT>; + clock-names = "aclk", "hclk", "npu", "pclk"; + assigned-clocks = <&scmi_clk SCMI_CLK_NPU>; + assigned-clock-rates = <200000000>; + resets = <&cru SRST_A_RKNN2>, <&cru SRST_H_RKNN2>; + reset-names = "srst_a", "srst_h"; + power-domains = <&power RK3588_PD_NPU2>; + iommus = <&rknn_mmu_2>; + status = "disabled"; + }; + + rknn_mmu_2: iommu@fdad9000 { + compatible = "rockchip,rk3588-iommu", "rockchip,rk3568-iommu"; + reg = <0x0 0xfdada000 0x0 0x100>; + interrupts = ; + clocks = <&cru ACLK_NPU2>, <&cru HCLK_NPU2>; + clock-names = "aclk", "iface"; + #iommu-cells = <0>; + power-domains = <&power RK3588_PD_NPU2>; + status = "disabled"; + }; + vpu121: video-codec@fdb50000 { compatible = "rockchip,rk3588-vpu121", "rockchip,rk3568-vpu"; reg = <0x0 0xfdb50000 0x0 0x800>; -- 2.34.1