arm64: dts: qcom: ipq8074: set Gen2 PCIe pcie max-link-speed

Add the generic 'max-link-speed' property to describe the Gen2 PCIe link
generation limit.
This allows the generic DWC code to configure the link speed correctly.

Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230113164449.906002-4-robimarko@gmail.com

diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
index bb9768b..96533bc 100644 (file)
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -766,6 +766,7 @@
                        linux,pci-domain = <1>;
                        bus-range = <0x00 0xff>;
                        num-lanes = <1>;
+                       max-link-speed = <2>;
                        #address-cells = <3>;
                        #size-cells = <2>;