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Date: Thu, 13 Jan 2022 08:25:22 +0100 From: Michal Simek <michal.simek@...inx.com> To: Robert Hancock <robert.hancock@...ian.com>, <netdev@...r.kernel.org>, Geert Uytterhoeven <geert+renesas@...der.be> CC: <davem@...emloft.net>, <kuba@...nel.org>, <robh+dt@...nel.org>, <michal.simek@...inx.com>, <nicolas.ferre@...rochip.com>, <claudiu.beznea@...rochip.com>, <devicetree@...r.kernel.org> Subject: Re: [PATCH net-next 1/3] macb: bindings doc: added generic PHY and reset mappings for ZynqMP On 1/12/22 19:11, Robert Hancock wrote: > 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@...ian.com> > --- > .../devicetree/bindings/net/macb.txt | 33 +++++++++++++++++++ > 1 file changed, 33 insertions(+) > > diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt > index a1b06fd1962e..e526952145b8 100644 > --- a/Documentation/devicetree/bindings/net/macb.txt > +++ b/Documentation/devicetree/bindings/net/macb.txt > @@ -29,6 +29,12 @@ Required properties: > Optional elements: 'rx_clk' applies to cdns,zynqmp-gem > Optional elements: 'tsu_clk' > - clocks: Phandles to input clocks. > +- phy_names, phys: Required with ZynqMP SoC when in SGMII mode. > + phy_names should be "sgmii-phy" and phys should > + reference PS-GTR generic PHY device for this controller > + instance. See ZynqMP example below. > +- resets, reset-names: Recommended with ZynqMP, specify reset control for this > + controller instance with zynqmp-reset driver. > > Optional properties: > - mdio: node containing PHY children. If this node is not present, then PHYs > @@ -58,3 +64,30 @@ Examples: > reset-gpios = <&pioE 6 1>; > }; > }; > + > + gem1: ethernet@...c0000 { > + 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; > + }; > + }; Geert already converted this file to yaml that's why you should target this version. Thanks, Michal
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