1409ae431SHerve Codina# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2409ae431SHerve Codina%YAML 1.2 3409ae431SHerve Codina--- 4409ae431SHerve Codina$id: http://devicetree.org/schemas/pci/renesas,pci-rcar-gen2.yaml# 5409ae431SHerve Codina$schema: http://devicetree.org/meta-schemas/core.yaml# 6409ae431SHerve Codina 7409ae431SHerve Codinatitle: Renesas AHB to PCI bridge 8409ae431SHerve Codina 9409ae431SHerve Codinamaintainers: 10409ae431SHerve Codina - Marek Vasut <marek.vasut+renesas@gmail.com> 11409ae431SHerve Codina - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> 12409ae431SHerve Codina 13409ae431SHerve Codinadescription: | 14409ae431SHerve Codina This is the bridge used internally to connect the USB controllers to the 15409ae431SHerve Codina AHB. There is one bridge instance per USB port connected to the internal 16409ae431SHerve Codina OHCI and EHCI controllers. 17409ae431SHerve Codina 18409ae431SHerve Codinaproperties: 19409ae431SHerve Codina compatible: 20409ae431SHerve Codina oneOf: 21409ae431SHerve Codina - items: 22409ae431SHerve Codina - enum: 23409ae431SHerve Codina - renesas,pci-r8a7742 # RZ/G1H 24409ae431SHerve Codina - renesas,pci-r8a7743 # RZ/G1M 25409ae431SHerve Codina - renesas,pci-r8a7744 # RZ/G1N 26409ae431SHerve Codina - renesas,pci-r8a7745 # RZ/G1E 27409ae431SHerve Codina - renesas,pci-r8a7790 # R-Car H2 28409ae431SHerve Codina - renesas,pci-r8a7791 # R-Car M2-W 29409ae431SHerve Codina - renesas,pci-r8a7793 # R-Car M2-N 30409ae431SHerve Codina - renesas,pci-r8a7794 # R-Car E2 31409ae431SHerve Codina - const: renesas,pci-rcar-gen2 # R-Car Gen2 and RZ/G1 322ed9ae81SHerve Codina - items: 332ed9ae81SHerve Codina - enum: 342ed9ae81SHerve Codina - renesas,pci-r9a06g032 # RZ/N1D 352ed9ae81SHerve Codina - const: renesas,pci-rzn1 # RZ/N1 36409ae431SHerve Codina 37409ae431SHerve Codina reg: 38409ae431SHerve Codina items: 39409ae431SHerve Codina - description: Operational registers for the OHCI/EHCI controllers. 40409ae431SHerve Codina - description: Bridge configuration and control registers. 41409ae431SHerve Codina 42409ae431SHerve Codina interrupts: 43409ae431SHerve Codina maxItems: 1 44409ae431SHerve Codina 452ed9ae81SHerve Codina clocks: true 46409ae431SHerve Codina 472ed9ae81SHerve Codina clock-names: true 48409ae431SHerve Codina 49409ae431SHerve Codina resets: 50409ae431SHerve Codina maxItems: 1 51409ae431SHerve Codina 52409ae431SHerve Codina power-domains: 53409ae431SHerve Codina maxItems: 1 54409ae431SHerve Codina 55409ae431SHerve Codina bus-range: 56409ae431SHerve Codina description: | 57409ae431SHerve Codina The PCI bus number range; as this is a single bus, the range 58409ae431SHerve Codina should be specified as the same value twice. 59409ae431SHerve Codina 60409ae431SHerve Codina dma-ranges: 61409ae431SHerve Codina description: | 62409ae431SHerve Codina A single range for the inbound memory region. If not supplied, 63409ae431SHerve Codina defaults to 1GiB at 0x40000000. Note there are hardware restrictions on 64409ae431SHerve Codina the allowed combinations of address and size. 65409ae431SHerve Codina maxItems: 1 66409ae431SHerve Codina 67409ae431SHerve CodinapatternProperties: 68*7621aabdSRob Herring '^usb@[0-1],0$': 69409ae431SHerve Codina type: object 70409ae431SHerve Codina 71409ae431SHerve Codina description: 72409ae431SHerve Codina This a USB controller PCI device 73409ae431SHerve Codina 74409ae431SHerve Codina properties: 75409ae431SHerve Codina reg: 76409ae431SHerve Codina description: 77409ae431SHerve Codina Identify the correct bus, device and function number in the 78409ae431SHerve Codina form <bdf 0 0 0 0>. 79409ae431SHerve Codina 80409ae431SHerve Codina items: 81409ae431SHerve Codina minItems: 5 82409ae431SHerve Codina maxItems: 5 83409ae431SHerve Codina 84409ae431SHerve Codina phys: 85409ae431SHerve Codina description: 86409ae431SHerve Codina Reference to the USB phy 87409ae431SHerve Codina maxItems: 1 88409ae431SHerve Codina 89409ae431SHerve Codina phy-names: 90409ae431SHerve Codina maxItems: 1 91409ae431SHerve Codina 92409ae431SHerve Codina required: 93409ae431SHerve Codina - reg 94409ae431SHerve Codina - phys 95409ae431SHerve Codina - phy-names 96409ae431SHerve Codina 97409ae431SHerve Codina unevaluatedProperties: false 98409ae431SHerve Codina 99409ae431SHerve Codinarequired: 100409ae431SHerve Codina - compatible 101409ae431SHerve Codina - reg 102409ae431SHerve Codina - interrupts 103409ae431SHerve Codina - interrupt-map 104409ae431SHerve Codina - interrupt-map-mask 105409ae431SHerve Codina - clocks 106409ae431SHerve Codina - power-domains 107409ae431SHerve Codina - bus-range 108409ae431SHerve Codina - "#address-cells" 109409ae431SHerve Codina - "#size-cells" 110409ae431SHerve Codina - "#interrupt-cells" 111409ae431SHerve Codina 1122ed9ae81SHerve CodinaallOf: 1132ed9ae81SHerve Codina - $ref: /schemas/pci/pci-bus.yaml# 1142ed9ae81SHerve Codina 1152ed9ae81SHerve Codina - if: 1162ed9ae81SHerve Codina properties: 1172ed9ae81SHerve Codina compatible: 1182ed9ae81SHerve Codina contains: 1192ed9ae81SHerve Codina enum: 1202ed9ae81SHerve Codina - renesas,pci-rzn1 1212ed9ae81SHerve Codina then: 1222ed9ae81SHerve Codina properties: 1232ed9ae81SHerve Codina clocks: 1242ed9ae81SHerve Codina items: 1252ed9ae81SHerve Codina - description: Internal bus clock (AHB) for HOST 1262ed9ae81SHerve Codina - description: Internal bus clock (AHB) Power Management 1272ed9ae81SHerve Codina - description: PCI clock for USB subsystem 1282ed9ae81SHerve Codina clock-names: 1292ed9ae81SHerve Codina items: 1302ed9ae81SHerve Codina - const: hclkh 1312ed9ae81SHerve Codina - const: hclkpm 1322ed9ae81SHerve Codina - const: pciclk 1332ed9ae81SHerve Codina required: 1342ed9ae81SHerve Codina - clock-names 1352ed9ae81SHerve Codina else: 1362ed9ae81SHerve Codina properties: 1372ed9ae81SHerve Codina clocks: 1382ed9ae81SHerve Codina items: 1392ed9ae81SHerve Codina - description: Device clock 1402ed9ae81SHerve Codina clock-names: 1412ed9ae81SHerve Codina items: 1422ed9ae81SHerve Codina - const: pclk 1432ed9ae81SHerve Codina required: 1442ed9ae81SHerve Codina - resets 1452ed9ae81SHerve Codina 146409ae431SHerve CodinaunevaluatedProperties: false 147409ae431SHerve Codina 148409ae431SHerve Codinaexamples: 149409ae431SHerve Codina - | 150409ae431SHerve Codina #include <dt-bindings/interrupt-controller/arm-gic.h> 151409ae431SHerve Codina #include <dt-bindings/clock/r8a7790-cpg-mssr.h> 152409ae431SHerve Codina #include <dt-bindings/power/r8a7790-sysc.h> 153409ae431SHerve Codina 154409ae431SHerve Codina pci@ee090000 { 155409ae431SHerve Codina compatible = "renesas,pci-r8a7790", "renesas,pci-rcar-gen2"; 156409ae431SHerve Codina device_type = "pci"; 157409ae431SHerve Codina reg = <0xee090000 0xc00>, 158409ae431SHerve Codina <0xee080000 0x1100>; 159409ae431SHerve Codina clocks = <&cpg CPG_MOD 703>; 160409ae431SHerve Codina power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; 161409ae431SHerve Codina resets = <&cpg 703>; 162409ae431SHerve Codina interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; 163409ae431SHerve Codina 164409ae431SHerve Codina bus-range = <0 0>; 165409ae431SHerve Codina #address-cells = <3>; 166409ae431SHerve Codina #size-cells = <2>; 167409ae431SHerve Codina #interrupt-cells = <1>; 168409ae431SHerve Codina ranges = <0x02000000 0 0xee080000 0xee080000 0 0x00010000>; 169409ae431SHerve Codina dma-ranges = <0x42000000 0 0x40000000 0x40000000 0 0x40000000>; 170409ae431SHerve Codina interrupt-map-mask = <0xf800 0 0 0x7>; 171409ae431SHerve Codina interrupt-map = <0x0000 0 0 1 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>, 172409ae431SHerve Codina <0x0800 0 0 1 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>, 173409ae431SHerve Codina <0x1000 0 0 2 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; 174409ae431SHerve Codina 175409ae431SHerve Codina usb@1,0 { 176409ae431SHerve Codina reg = <0x800 0 0 0 0>; 177409ae431SHerve Codina phys = <&usb0 0>; 178409ae431SHerve Codina phy-names = "usb"; 179409ae431SHerve Codina }; 180409ae431SHerve Codina 181409ae431SHerve Codina usb@2,0 { 182409ae431SHerve Codina reg = <0x1000 0 0 0 0>; 183409ae431SHerve Codina phys = <&usb0 0>; 184409ae431SHerve Codina phy-names = "usb"; 185409ae431SHerve Codina }; 186409ae431SHerve Codina }; 187