Re: [PATCH v3 09/11] dt-bindings: PCI: Add StarFive JH7110 PCIe controller

Conor Dooley
2023-08-14T13:20:38Z

[-- Attachment #1: Type: text/plain, Size: 4749 bytes --]

On Mon, Aug 14, 2023 at 04:20:14PM +0800, Minda Chen wrote:
> Add StarFive JH7110 SoC PCIe controller dt-bindings.
> JH7110 using PLDA XpressRICH PCIe host controller IP.
>
> Signed-off-by: Minda Chen <minda.chen@starfivetech.com>
> Reviewed-by: Hal Feng <hal.feng@starfivetech.com>

This looks good to me now, thanks.
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>

Thanks,
Conor.

> ---
> .../bindings/pci/starfive,jh7110-pcie.yaml | 120 ++++++++++++++++++
> 1 file changed, 120 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml
>
> diff --git a/Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml b/Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml
> new file mode 100644
> index 000000000000..67151aaa3948
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml
> @@ -0,0 +1,120 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pci/starfive,jh7110-pcie.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive JH7110 PCIe host controller
> +
> +maintainers:
> + - Kevin Xie <kevin.xie@starfivetech.com>
> +
> +allOf:
> + - $ref: plda,xpressrich3-axi-common.yaml#
> +
> +properties:
> + compatible:
> + const: starfive,jh7110-pcie
> +
> + clocks:
> + items:
> + - description: NOC bus clock
> + - description: Transport layer clock
> + - description: AXI MST0 clock
> + - description: APB clock
> +
> + clock-names:
> + items:
> + - const: noc
> + - const: tl
> + - const: axi_mst0
> + - const: apb
> +
> + resets:
> + items:
> + - description: AXI MST0 reset
> + - description: AXI SLAVE0 reset
> + - description: AXI SLAVE reset
> + - description: PCIE BRIDGE reset
> + - description: PCIE CORE reset
> + - description: PCIE APB reset
> +
> + reset-names:
> + items:
> + - const: mst0
> + - const: slv0
> + - const: slv
> + - const: brg
> + - const: core
> + - const: apb
> +
> + starfive,stg-syscon:
> + $ref: /schemas/types.yaml#/definitions/phandle-array
> + description:
> + The phandle to System Register Controller syscon node.
> +
> + perst-gpios:
> + description: GPIO controlled connection to PERST# signal
> + maxItems: 1
> +
> + phys:
> + description:
> + Specified PHY is attached to PCIe controller.
> + maxItems: 1
> +
> +required:
> + - clocks
> + - resets
> + - starfive,stg-syscon
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> + soc {
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + pcie@940000000 {
> + compatible = "starfive,jh7110-pcie";
> + reg = <0x9 0x40000000 0x0 0x10000000>,
> + <0x0 0x2b000000 0x0 0x1000000>;
> + reg-names = "cfg", "apb";
> + #address-cells = <3>;
> + #size-cells = <2>;
> + #interrupt-cells = <1>;
> + device_type = "pci";
> + ranges = <0x82000000 0x0 0x30000000 0x0 0x30000000 0x0 0x08000000>,
> + <0xc3000000 0x9 0x00000000 0x9 0x00000000 0x0 0x40000000>;
> + starfive,stg-syscon = <&stg_syscon>;
> + bus-range = <0x0 0xff>;
> + interrupt-parent = <&plic>;
> + interrupts = <56>;
> + interrupt-map-mask = <0x0 0x0 0x0 0x7>;
> + interrupt-map = <0x0 0x0 0x0 0x1 &pcie_intc0 0x1>,
> + <0x0 0x0 0x0 0x2 &pcie_intc0 0x2>,
> + <0x0 0x0 0x0 0x3 &pcie_intc0 0x3>,
> + <0x0 0x0 0x0 0x4 &pcie_intc0 0x4>;
> + msi-controller;
> + clocks = <&syscrg 86>,
> + <&stgcrg 10>,
> + <&stgcrg 8>,
> + <&stgcrg 9>;
> + clock-names = "noc", "tl", "axi_mst0", "apb";
> + resets = <&stgcrg 11>,
> + <&stgcrg 12>,
> + <&stgcrg 13>,
> + <&stgcrg 14>,
> + <&stgcrg 15>,
> + <&stgcrg 16>;
> + perst-gpios = <&gpios 26 GPIO_ACTIVE_LOW>;
> + phys = <&pciephy0>;
> +
> + pcie_intc0: interrupt-controller {
> + #address-cells = <0>;
> + #interrupt-cells = <1>;
> + interrupt-controller;
> + };
> + };
> + };
> --
> 2.17.1
>

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 228 bytes --]