162306a36Sopenharmony_ci* Amazon Annapurna Labs PCIe host bridge 262306a36Sopenharmony_ci 362306a36Sopenharmony_ciAmazon's Annapurna Labs PCIe Host Controller is based on the Synopsys DesignWare 462306a36Sopenharmony_ciPCI core. It inherits common properties defined in 562306a36Sopenharmony_ciDocumentation/devicetree/bindings/pci/snps,dw-pcie.yaml. 662306a36Sopenharmony_ci 762306a36Sopenharmony_ciProperties of the host controller node that differ from it are: 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci- compatible: 1062306a36Sopenharmony_ci Usage: required 1162306a36Sopenharmony_ci Value type: <stringlist> 1262306a36Sopenharmony_ci Definition: Value should contain 1362306a36Sopenharmony_ci - "amazon,al-alpine-v2-pcie" for alpine_v2 1462306a36Sopenharmony_ci - "amazon,al-alpine-v3-pcie" for alpine_v3 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci- reg: 1762306a36Sopenharmony_ci Usage: required 1862306a36Sopenharmony_ci Value type: <prop-encoded-array> 1962306a36Sopenharmony_ci Definition: Register ranges as listed in the reg-names property 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ci- reg-names: 2262306a36Sopenharmony_ci Usage: required 2362306a36Sopenharmony_ci Value type: <stringlist> 2462306a36Sopenharmony_ci Definition: Must include the following entries 2562306a36Sopenharmony_ci - "config" PCIe ECAM space 2662306a36Sopenharmony_ci - "controller" AL proprietary registers 2762306a36Sopenharmony_ci - "dbi" Designware PCIe registers 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ciExample: 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_ci pcie-external0: pcie@fb600000 { 3262306a36Sopenharmony_ci compatible = "amazon,al-alpine-v3-pcie"; 3362306a36Sopenharmony_ci reg = <0x0 0xfb600000 0x0 0x00100000 3462306a36Sopenharmony_ci 0x0 0xfd800000 0x0 0x00010000 3562306a36Sopenharmony_ci 0x0 0xfd810000 0x0 0x00001000>; 3662306a36Sopenharmony_ci reg-names = "config", "controller", "dbi"; 3762306a36Sopenharmony_ci bus-range = <0 255>; 3862306a36Sopenharmony_ci device_type = "pci"; 3962306a36Sopenharmony_ci #address-cells = <3>; 4062306a36Sopenharmony_ci #size-cells = <2>; 4162306a36Sopenharmony_ci #interrupt-cells = <1>; 4262306a36Sopenharmony_ci interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>; 4362306a36Sopenharmony_ci interrupt-map-mask = <0x00 0 0 7>; 4462306a36Sopenharmony_ci interrupt-map = <0x0000 0 0 1 &gic GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>; /* INTa */ 4562306a36Sopenharmony_ci ranges = <0x02000000 0x0 0xc0010000 0x0 0xc0010000 0x0 0x07ff0000>; 4662306a36Sopenharmony_ci }; 47