diff options
Diffstat (limited to 'dts/Bindings/pci/rockchip-dw-pcie.yaml')
| -rw-r--r-- | dts/Bindings/pci/rockchip-dw-pcie.yaml | 110 |
1 files changed, 93 insertions, 17 deletions
diff --git a/dts/Bindings/pci/rockchip-dw-pcie.yaml b/dts/Bindings/pci/rockchip-dw-pcie.yaml index 142bbe5777..5f719218c4 100644 --- a/dts/Bindings/pci/rockchip-dw-pcie.yaml +++ b/dts/Bindings/pci/rockchip-dw-pcie.yaml @@ -14,25 +14,19 @@ maintainers: description: |+ RK3568 SoC PCIe host controller is based on the Synopsys DesignWare PCIe IP and thus inherits all the common properties defined in - designware-pcie.txt. + snps,dw-pcie.yaml. allOf: - - $ref: /schemas/pci/pci-bus.yaml# - -# We need a select here so we don't match all nodes with 'snps,dw-pcie' -select: - properties: - compatible: - contains: - const: rockchip,rk3568-pcie - required: - - compatible + - $ref: /schemas/pci/snps,dw-pcie.yaml# properties: compatible: - items: + oneOf: - const: rockchip,rk3568-pcie - - const: snps,dw-pcie + - items: + - enum: + - rockchip,rk3588-pcie + - const: rockchip,rk3568-pcie reg: items: @@ -47,20 +41,81 @@ properties: - const: config clocks: + minItems: 5 items: - description: AHB clock for PCIe master - description: AHB clock for PCIe slave - description: AHB clock for PCIe dbi - description: APB clock for PCIe - description: Auxiliary clock for PCIe + - description: PIPE clock + - description: Reference clock for PCIe clock-names: + minItems: 5 items: - const: aclk_mst - const: aclk_slv - const: aclk_dbi - const: pclk - const: aux + - const: pipe + - const: ref + + interrupts: + items: + - description: + Combined system interrupt, which is used to signal the following + interrupts - phy_link_up, dll_link_up, link_req_rst_not, hp_pme, + hp, hp_msi, link_auto_bw, link_auto_bw_msi, bw_mgt, bw_mgt_msi, + edma_wr, edma_rd, dpa_sub_upd, rbar_update, link_eq_req, ep_elbi_app + - description: + Combined PM interrupt, which is used to signal the following + interrupts - linkst_in_l1sub, linkst_in_l1, linkst_in_l2, + linkst_in_l0s, linkst_out_l1sub, linkst_out_l1, linkst_out_l2, + linkst_out_l0s, pm_dstate_update + - description: + Combined message interrupt, which is used to signal the following + interrupts - ven_msg, unlock_msg, ltr_msg, cfg_pme, cfg_pme_msi, + pm_pme, pm_to_ack, pm_turnoff, obff_idle, obff_obff, obff_cpu_active + - description: + Combined legacy interrupt, which is used to signal the following + interrupts - inta, intb, intc, intd + - description: + Combined error interrupt, which is used to signal the following + interrupts - aer_rc_err, aer_rc_err_msi, rx_cpl_timeout, + tx_cpl_timeout, cor_err_sent, nf_err_sent, f_err_sent, cor_err_rx, + nf_err_rx, f_err_rx, radm_qoverflow + + interrupt-names: + items: + - const: sys + - const: pmc + - const: msg + - const: legacy + - const: err + + legacy-interrupt-controller: + description: Interrupt controller node for handling legacy PCI interrupts. + type: object + additionalProperties: false + properties: + "#address-cells": + const: 0 + + "#interrupt-cells": + const: 1 + + interrupt-controller: true + + interrupts: + items: + - description: combined legacy interrupt + required: + - "#address-cells" + - "#interrupt-cells" + - interrupt-controller + - interrupts msi-map: true @@ -76,13 +131,19 @@ properties: maxItems: 1 ranges: - maxItems: 2 + minItems: 2 + maxItems: 3 resets: - maxItems: 1 + minItems: 1 + maxItems: 2 reset-names: - const: pipe + oneOf: + - const: pipe + - items: + - const: pwr + - const: pipe vpcie3v3-supply: true @@ -104,13 +165,14 @@ unevaluatedProperties: false examples: - | + #include <dt-bindings/interrupt-controller/arm-gic.h> bus { #address-cells = <2>; #size-cells = <2>; pcie3x2: pcie@fe280000 { - compatible = "rockchip,rk3568-pcie", "snps,dw-pcie"; + compatible = "rockchip,rk3568-pcie"; reg = <0x3 0xc0800000 0x0 0x390000>, <0x0 0xfe280000 0x0 0x10000>, <0x3 0x80000000 0x0 0x100000>; @@ -123,6 +185,12 @@ examples: "aclk_dbi", "pclk", "aux"; device_type = "pci"; + interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "sys", "pmc", "msg", "legacy", "err"; linux,pci-domain = <2>; max-link-speed = <2>; msi-map = <0x2000 &its 0x2000 0x1000>; @@ -136,6 +204,14 @@ examples: reset-names = "pipe"; #address-cells = <3>; #size-cells = <2>; + + legacy-interrupt-controller { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 72 IRQ_TYPE_EDGE_RISING>; + }; }; }; ... |