1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/soc/imx/fsl,imx8mp-hsio-blk-ctrl.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: NXP i.MX8MP HSIO blk-ctrl 8 9maintainers: 10 - Lucas Stach <l.stach@pengutronix.de> 11 12description: 13 The i.MX8MP HSIO blk-ctrl is a top-level peripheral providing access to 14 the NoC and ensuring proper power sequencing of the high-speed IO 15 (USB an PCIe) peripherals located in the HSIO domain of the SoC. 16 17properties: 18 compatible: 19 items: 20 - const: fsl,imx8mp-hsio-blk-ctrl 21 - const: syscon 22 23 reg: 24 maxItems: 1 25 26 '#power-domain-cells': 27 const: 1 28 29 power-domains: 30 minItems: 6 31 maxItems: 6 32 33 power-domain-names: 34 items: 35 - const: bus 36 - const: usb 37 - const: usb-phy1 38 - const: usb-phy2 39 - const: pcie 40 - const: pcie-phy 41 42 clocks: 43 minItems: 2 44 maxItems: 2 45 46 clock-names: 47 items: 48 - const: usb 49 - const: pcie 50 51 interconnects: 52 maxItems: 4 53 54 interconnect-names: 55 items: 56 - const: noc-pcie 57 - const: usb1 58 - const: usb2 59 - const: pcie 60 61required: 62 - compatible 63 - reg 64 - power-domains 65 - power-domain-names 66 - clocks 67 - clock-names 68 69additionalProperties: false 70 71examples: 72 - | 73 #include <dt-bindings/clock/imx8mp-clock.h> 74 #include <dt-bindings/power/imx8mp-power.h> 75 76 hsio_blk_ctrl: blk-ctrl@32f10000 { 77 compatible = "fsl,imx8mp-hsio-blk-ctrl", "syscon"; 78 reg = <0x32f10000 0x24>; 79 clocks = <&clk IMX8MP_CLK_USB_ROOT>, 80 <&clk IMX8MP_CLK_PCIE_ROOT>; 81 clock-names = "usb", "pcie"; 82 power-domains = <&pgc_hsiomix>, <&pgc_hsiomix>, 83 <&pgc_usb1_phy>, <&pgc_usb2_phy>, 84 <&pgc_hsiomix>, <&pgc_pcie_phy>; 85 power-domain-names = "bus", "usb", "usb-phy1", 86 "usb-phy2", "pcie", "pcie-phy"; 87 #power-domain-cells = <1>; 88 }; 89