On Mon, Jul 22, 2024 at 03:56:16PM +0800, Richard Zhu wrote:
> Add reg-name: "dbi2", "atu" for i.MX8M PCIe Endpoint.
>
> Signed-off-by: Richard Zhu <hongxing.zhu@xxxxxxx>
> ---
> .../devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml | 13 +++++++++----
> 1 file changed, 9 insertions(+), 4 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml
> index a06f75df8458..309e8953dc91 100644
> --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml
> +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml
> @@ -65,11 +65,13 @@ allOf:
> then:
> properties:
> reg:
> - minItems: 2
> - maxItems: 2
> + minItems: 4
> + maxItems: 4
> reg-names:
> items:
> - const: dbi
> + - const: dbi2
> + - const: atu
New properties in the middle of the list is potentially an ABI break.
Why not add them at the end?
> - const: addr_space
>
> - if:
> @@ -129,8 +131,11 @@ examples:
>
> pcie_ep: pcie-ep@33800000 {
> compatible = "fsl,imx8mp-pcie-ep";
> - reg = <0x33800000 0x000400000>, <0x18000000 0x08000000>;
> - reg-names = "dbi", "addr_space";
> + reg = <0x33800000 0x100000>,
> + <0x33900000 0x100000>,
> + <0x33b00000 0x100000>,
> + <0x18000000 0x8000000>;
> + reg-names = "dbi", "dbi2", "atu", "addr_space";
> clocks = <&clk IMX8MP_CLK_HSIO_ROOT>,
> <&clk IMX8MP_CLK_HSIO_AXI>,
> <&clk IMX8MP_CLK_PCIE_ROOT>;
> --
> 2.37.1
>
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