Re: [PATCH net-next 6/8] MIPS: mscc: Add switch to ocelot

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On 03/23/2018 01:11 PM, Alexandre Belloni wrote:
> Ocelot has an integrated switch, add support for it.
> 
> Cc: James Hogan <jhogan@xxxxxxxxxx>
> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
> ---
>  arch/mips/boot/dts/mscc/ocelot.dtsi | 84 +++++++++++++++++++++++++++++++++++++
>  1 file changed, 84 insertions(+)
> 
> diff --git a/arch/mips/boot/dts/mscc/ocelot.dtsi b/arch/mips/boot/dts/mscc/ocelot.dtsi
> index dd239cab2f9d..22a86373b1c9 100644
> --- a/arch/mips/boot/dts/mscc/ocelot.dtsi
> +++ b/arch/mips/boot/dts/mscc/ocelot.dtsi
> @@ -91,6 +91,69 @@
>  			status = "disabled";
>  		};
>  
> +		switch@1010000 {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			compatible = "mscc,ocelot-switch";
> +			reg = <0x1010000 0x10000>,
> +			      <0x1030000 0x10000>,
> +			      <0x1080000 0x100>,
> +			      <0x10d0000 0x10000>,
> +			      <0x11e0000 0x100>,
> +			      <0x11f0000 0x100>,
> +			      <0x1200000 0x100>,
> +			      <0x1210000 0x100>,
> +			      <0x1220000 0x100>,
> +			      <0x1230000 0x100>,
> +			      <0x1240000 0x100>,
> +			      <0x1250000 0x100>,
> +			      <0x1260000 0x100>,
> +			      <0x1270000 0x100>,
> +			      <0x1280000 0x100>,
> +			      <0x1800000 0x80000>,
> +			      <0x1880000 0x10000>;
> +			reg-names = "sys", "rew", "qs", "hsio", "port0",
> +				    "port1", "port2", "port3", "port4", "port5",
> +				    "port6", "port7", "port8", "port9", "port10",
> +				    "qsys", "ana";
> +			interrupts = <21 22>;
> +			interrupt-names = "xtr", "inj";

See my comment about the binding patch, this should be moved to a ports
subnode so it is conforming to the existing DSA binding and makes it a
lot easier to have all ports disabled by default at the .dsti level by
not defini

> +
> +			port0: port@0 {
> +				reg = <0>;
> +			};
> +			port1: port@1 {
> +				reg = <1>;
> +			};
> +			port2: port@2 {
> +				reg = <2>;
> +			};
> +			port3: port@3 {
> +				reg = <3>;
> +			};
> +			port4: port@4 {
> +				reg = <4>;
> +			};
> +			port5: port@5 {
> +				reg = <5>;
> +			};
> +			port6: port@6 {
> +				reg = <6>;
> +			};
> +			port7: port@7 {
> +				reg = <7>;
> +			};
> +			port8: port@8 {
> +				reg = <8>;
> +			};
> +			port9: port@9 {
> +				reg = <9>;
> +			};
> +			port10: port@10 {
> +				reg = <10>;
> +			};
> +		};
> +
>  		reset@1070008 {
>  			compatible = "mscc,ocelot-chip-reset";
>  			reg = <0x1070008 0x4>;
> @@ -113,5 +176,26 @@
>  				function = "uart2";
>  			};
>  		};
> +
> +		mdio0: mdio@107009c {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			compatible = "mscc,ocelot-miim";
> +			reg = <0x107009c 0x36>, <0x10700f0 0x8>;
> +			interrupts = <14>;

status = "disabled" by default?

> +
> +			phy0: ethernet-phy@0 {
> +				reg = <0>;
> +			};
> +			phy1: ethernet-phy@1 {
> +				reg = <1>;
> +			};
> +			phy2: ethernet-phy@2 {
> +				reg = <2>;
> +			};
> +			phy3: ethernet-phy@3 {
> +				reg = <3>;
> +			};

These PHYs should be defined at the board DTS level.
-- 
Florian
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