1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/pci/rockchip,rk3399-pcie-ep.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Rockchip AXI PCIe Endpoint 8 9maintainers: 10 - Shawn Lin <shawn.lin@rock-chips.com> 11 12allOf: 13 - $ref: /schemas/pci/pci-ep.yaml# 14 - $ref: rockchip,rk3399-pcie-common.yaml# 15 16properties: 17 compatible: 18 const: rockchip,rk3399-pcie-ep 19 20 reg: true 21 22 reg-names: 23 items: 24 - const: apb-base 25 - const: mem-base 26 27 rockchip,max-outbound-regions: 28 description: Maximum number of outbound regions 29 $ref: /schemas/types.yaml#/definitions/uint32 30 maximum: 32 31 default: 32 32 33required: 34 - rockchip,max-outbound-regions 35 36unevaluatedProperties: false 37 38examples: 39 - | 40 #include <dt-bindings/interrupt-controller/arm-gic.h> 41 #include <dt-bindings/gpio/gpio.h> 42 #include <dt-bindings/clock/rk3399-cru.h> 43 44 bus { 45 #address-cells = <2>; 46 #size-cells = <2>; 47 48 pcie-ep@f8000000 { 49 compatible = "rockchip,rk3399-pcie-ep"; 50 reg = <0x0 0xfd000000 0x0 0x1000000>, <0x0 0xfa000000 0x0 0x2000000>; 51 reg-names = "apb-base", "mem-base"; 52 clocks = <&cru ACLK_PCIE>, <&cru ACLK_PERF_PCIE>, 53 <&cru PCLK_PCIE>, <&cru SCLK_PCIE_PM>; 54 clock-names = "aclk", "aclk-perf", 55 "hclk", "pm"; 56 max-functions = /bits/ 8 <8>; 57 num-lanes = <4>; 58 resets = <&cru SRST_PCIE_CORE>, <&cru SRST_PCIE_MGMT>, 59 <&cru SRST_PCIE_MGMT_STICKY>, <&cru SRST_PCIE_PIPE> , 60 <&cru SRST_PCIE_PM>, <&cru SRST_P_PCIE>, <&cru SRST_A_PCIE>; 61 reset-names = "core", "mgmt", "mgmt-sticky", "pipe", 62 "pm", "pclk", "aclk"; 63 phys = <&pcie_phy 0>, <&pcie_phy 1>, <&pcie_phy 2>, <&pcie_phy 3>; 64 phy-names = "pcie-phy-0", "pcie-phy-1", "pcie-phy-2", "pcie-phy-3"; 65 rockchip,max-outbound-regions = <16>; 66 pinctrl-names = "default"; 67 pinctrl-0 = <&pcie_clkreqnb_cpm>; 68 }; 69 }; 70... 71