Updated macb DT binding documentation to reflect the phy-names, phys,
resets, reset-names properties which are now used with ZynqMP GEM
devices, and added a ZynqMP-specific DT example.
Signed-off-by: Robert Hancock <robert.hancock@xxxxxxxxxx>
---
.../devicetree/bindings/net/cdns,macb.yaml | 46 +++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/cdns,macb.yaml b/Documentation/devicetree/bindings/net/cdns,macb.yaml
index 8dd06db34169..efc759e052c4 100644
--- a/Documentation/devicetree/bindings/net/cdns,macb.yaml
+++ b/Documentation/devicetree/bindings/net/cdns,macb.yaml
@@ -81,6 +81,25 @@ properties:
phy-handle: true
+ phys:
+ maxItems: 1
+
+ phy-names:
+ const: sgmii-phy
+ description:
+ Required with ZynqMP SoC when in SGMII mode.
+ Should reference PS-GTR generic PHY device for this controller
+ instance. See ZynqMP example.
+
+ resets:
+ maxItems: 1
+ description:
+ Recommended with ZynqMP, specify reset control for this
+ controller instance with zynqmp-reset driver.
+
+ reset-names:
+ maxItems: 1
+
fixed-link: true
iommus:
@@ -157,3 +176,30 @@ examples:
reset-gpios = <&pioE 6 1>;
};
};
+
+ gem1: ethernet@ff0c0000 {
+ compatible = "cdns,zynqmp-gem", "cdns,gem";
+ interrupt-parent = <&gic>;
+ interrupts = <0 59 4>, <0 59 4>;
+ reg = <0x0 0xff0c0000 0x0 0x1000>;
+ clocks = <&zynqmp_clk LPD_LSBUS>, <&zynqmp_clk GEM1_REF>,
+ <&zynqmp_clk GEM1_TX>, <&zynqmp_clk GEM1_RX>,
+ <&zynqmp_clk GEM_TSU>;
+ clock-names = "pclk", "hclk", "tx_clk", "rx_clk", "tsu_clk";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #stream-id-cells = <1>;
+ iommus = <&smmu 0x875>;
+ power-domains = <&zynqmp_firmware PD_ETH_1>;
+ resets = <&zynqmp_reset ZYNQMP_RESET_GEM1>;
+ reset-names = "gem1_rst";
+ status = "okay";
+ phy-mode = "sgmii";
+ phy-names = "sgmii-phy";
+ phys = <&psgtr 1 PHY_TYPE_SGMII 1 1>;
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ pause;
+ };
+ };
--
2.31.1
