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SubjectRe: [PATCH v2 1/4] dt-bindings: phy: Add sparx5-serdes bindings
On 19.11.2020 11:28, Vinod Koul wrote:
>EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
>On 10-11-20, 15:49, Steen Hegelund wrote:
>> Document the Sparx5 ethernet serdes phy driver bindings.
>
>Rob ..?
>
>Also pls cc devicetree@vger.kernel.org
>
>>
>> Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
>> Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
>> ---
>> .../bindings/phy/microchip,sparx5-serdes.yaml | 283 ++++++++++++++++++
>> 1 file changed, 283 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/phy/microchip,sparx5-serdes.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/phy/microchip,sparx5-serdes.yaml b/Documentation/devicetree/bindings/phy/microchip,sparx5-serdes.yaml
>> new file mode 100644
>> index 000000000000..a3a5b68f0a43
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/phy/microchip,sparx5-serdes.yaml
>> @@ -0,0 +1,283 @@
>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/phy/microchip,sparx5-serdes.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Microchip Sparx5 Serdes controller
>> +
>> +maintainers:
>> + - Steen Hegelund <steen.hegelund@microchip.com>
>> +
>> +description: |
>> + The Sparx5 SERDES interfaces share the same basic functionality, but
>> + support different operating modes and line rates.
>> +
>> + The following list lists the SERDES features:
>> +
>> + * RX Adaptive Decision Feedback Equalizer (DFE)
>> + * Programmable continuous time linear equalizer (CTLE)
>> + * Rx variable gain control
>> + * Rx built-in fault detector (loss-of-lock/loss-of-signal)
>> + * Adjustable tx de-emphasis (FFE)
>> + * Tx output amplitude control
>> + * Supports rx eye monitor
>> + * Multiple loopback modes
>> + * Prbs generator and checker
>> + * Polarity inversion control
>> +
>> + SERDES6G:
>> +
>> + The SERDES6G is a high-speed SERDES interface, which can operate at
>> + the following data rates:
>> +
>> + * 100 Mbps (100BASE-FX)
>> + * 1.25 Gbps (SGMII/1000BASE-X/1000BASE-KX)
>> + * 3.125 Gbps (2.5GBASE-X/2.5GBASE-KX)
>> + * 5.15625 Gbps (5GBASE-KR/5G-USXGMII)
>> +
>> + SERDES10G
>> +
>> + The SERDES10G is a high-speed SERDES interface, which can operate at
>> + the following data rates:
>> +
>> + * 100 Mbps (100BASE-FX)
>> + * 1.25 Gbps (SGMII/1000BASE-X/1000BASE-KX)
>> + * 3.125 Gbps (2.5GBASE-X/2.5GBASE-KX)
>> + * 5 Gbps (QSGMII/USGMII)
>> + * 5.15625 Gbps (5GBASE-KR/5G-USXGMII)
>> + * 10 Gbps (10G-USGMII)
>> + * 10.3125 Gbps (10GBASE-R/10GBASE-KR/USXGMII)
>> +
>> + SERDES25G
>> +
>> + The SERDES25G is a high-speed SERDES interface, which can operate at
>> + the following data rates:
>> +
>> + * 1.25 Gbps (SGMII/1000BASE-X/1000BASE-KX)
>> + * 3.125 Gbps (2.5GBASE-X/2.5GBASE-KX)
>> + * 5 Gbps (QSGMII/USGMII)
>> + * 5.15625 Gbps (5GBASE-KR/5G-USXGMII)
>> + * 10 Gbps (10G-USGMII)
>> + * 10.3125 Gbps (10GBASE-R/10GBASE-KR/USXGMII)
>> + * 25.78125 Gbps (25GBASE-KR/25GBASE-CR/25GBASE-SR/25GBASE-LR/25GBASE-ER)
>> +
>> +properties:
>> + $nodename:
>> + pattern: "^serdes@[0-9a-f]+$"
>> +
>> + compatible:
>> + const: microchip,sparx5-serdes.yaml
>> +
>> + reg:
>> + description: Address and length of the register set for the device
>> +
>> + '#phy-cells':
>> + const: 1
>> + description: |
>> + - The main serdes input port
>> +
>> +required:
>> + - compatible
>> + - reg
>> + - '#phy-cells'
>
>reg-names missing here
>

I will add them.


>> + };
>> +
>> +...
>> --
>> 2.29.2
>
>--
>~Vinod

BR
Steen

---------------------------------------
Steen Hegelund
steen.hegelund@microchip.com

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