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From: "Ardelean, Alexandru" <alexandru.Ardelean@analog.com>
To: "andrew@lunn.ch" <andrew@lunn.ch>
Cc: "davem@davemloft.net" <davem@davemloft.net>,
	"hkallweit1@gmail.com" <hkallweit1@gmail.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"mark.rutland@arm.com" <mark.rutland@arm.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"f.fainelli@gmail.com" <f.fainelli@gmail.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>
Subject: Re: [PATCH 16/16] dt-bindings: net: add bindings for ADIN PHY driver
Date: Tue, 6 Aug 2019 07:03:09 +0000	[thread overview]
Message-ID: <c57fbc2348c4d93f1fbf53abd3252722ed02af68.camel@analog.com> (raw)
In-Reply-To: <20190805141100.GG24275@lunn.ch>

On Mon, 2019-08-05 at 16:11 +0200, Andrew Lunn wrote:
> [External]
> 
> > +  adi,rx-internal-delay:
> > +    $ref: /schemas/types.yaml#/definitions/uint32
> > +    description: |
> > +      RGMII RX Clock Delay used only when PHY operates in RGMII mode (phy-mode
> > +      is "rgmii-id", "rgmii-rxid", "rgmii-txid") see `dt-bindings/net/adin.h`
> > +      default value is 0 (which represents 2 ns)
> > +    enum: [ 0, 1, 2, 6, 7 ]
> 
> We want these numbers to be in ns. So the default value would actually
> be 2. The driver needs to convert the number in DT to a value to poke
> into a PHY register. Please rename the property adi,rx-internal-delay-ns.

ack;
also, good point about ns units and PHY driver to convert it to reg values;

> 
> > +
> > +  adi,tx-internal-delay:
> > +    $ref: /schemas/types.yaml#/definitions/uint32
> > +    description: |
> > +      RGMII TX Clock Delay used only when PHY operates in RGMII mode (phy-mode
> > +      is "rgmii-id", "rgmii-rxid", "rgmii-txid") see `dt-bindings/net/adin.h`
> > +      default value is 0 (which represents 2 ns)
> > +    enum: [ 0, 1, 2, 6, 7 ]
> 
> Same here.
> 
> > +
> > +  adi,fifo-depth:
> > +    $ref: /schemas/types.yaml#/definitions/uint32
> > +    description: |
> > +      When operating in RMII mode, this option configures the FIFO depth.
> > +      See `dt-bindings/net/adin.h`.
> > +    enum: [ 0, 1, 2, 3, 4, 5 ]
> 
> Units? You should probably rename this adi,fifo-depth-bits and list
> the valid values in bits.

units are bits;
will adapt this

> 
> > +
> > +  adi,eee-enabled:
> > +    description: |
> > +      Advertise EEE capabilities on power-up/init (default disabled)
> > +    type: boolean
> 
> It is not the PHY which decides this. The MAC indicates if it is EEE
> capable to phylib. phylib looks into the PHY registers to determine if
> the PHY supports EEE. phylib will then enable EEE
> advertisement. Please remove this, and ensure EEE is disabled by
> default.

ack;
will remove

> 
> 	Andrew

  reply	other threads:[~2019-08-06  7:03 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-05 16:54 [PATCH 00/16] net: phy: adin: add support for Analog Devices PHYs Alexandru Ardelean
2019-08-05 16:54 ` [PATCH 01/16] " Alexandru Ardelean
2019-08-05 14:16   ` Andrew Lunn
2019-08-06  6:32     ` Ardelean, Alexandru
2019-08-05 15:17   ` Andrew Lunn
2019-08-06  6:35     ` Ardelean, Alexandru
2019-08-05 20:54   ` Heiner Kallweit
2019-08-06  6:35     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 02/16] net: phy: adin: hook genphy_{suspend,resume} into the driver Alexandru Ardelean
2019-08-05 14:17   ` Andrew Lunn
2019-08-05 16:54 ` [PATCH 03/16] net: phy: adin: add support for interrupts Alexandru Ardelean
2019-08-05 14:21   ` Andrew Lunn
2019-08-06  6:37     ` Ardelean, Alexandru
2019-08-05 21:02   ` Heiner Kallweit
2019-08-06  6:38     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 04/16] net: phy: adin: add {write,read}_mmd hooks Alexandru Ardelean
2019-08-05 14:25   ` Andrew Lunn
2019-08-06  6:38     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 05/16] net: phy: adin: configure RGMII/RMII/MII modes on config Alexandru Ardelean
2019-08-05 14:39   ` Andrew Lunn
2019-08-06  6:43     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 06/16] net: phy: adin: support PHY mode converters Alexandru Ardelean
2019-08-05 14:51   ` Andrew Lunn
2019-08-06  6:47     ` Ardelean, Alexandru
2019-08-06 15:39       ` Andrew Lunn
2019-08-07  8:00         ` Ardelean, Alexandru
2019-08-07 13:20           ` Andrew Lunn
2019-08-05 16:54 ` [PATCH 07/16] net: phy: adin: make RGMII internal delays configurable Alexandru Ardelean
2019-08-05 16:54 ` [PATCH 08/16] net: phy: adin: make RMII fifo depth configurable Alexandru Ardelean
2019-08-05 16:54 ` [PATCH 09/16] net: phy: adin: add support MDI/MDIX/Auto-MDI selection Alexandru Ardelean
2019-08-05 16:54 ` [PATCH 10/16] net: phy: adin: add EEE translation layer for Clause 22 Alexandru Ardelean
2019-08-05 22:11   ` Andrew Lunn
2019-08-06  6:47     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 11/16] net: phy: adin: PHY reset mechanisms Alexandru Ardelean
2019-08-05 15:15   ` Andrew Lunn
2019-08-06  6:50     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 12/16] net: phy: adin: read EEE setting from device-tree Alexandru Ardelean
2019-08-05 15:19   ` Andrew Lunn
2019-08-06  6:52     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 13/16] net: phy: adin: implement Energy Detect Powerdown mode Alexandru Ardelean
2019-08-05 16:54 ` [PATCH 14/16] net: phy: adin: make sure down-speed auto-neg is enabled Alexandru Ardelean
2019-08-05 15:22   ` Andrew Lunn
2019-08-06  6:53     ` Ardelean, Alexandru
2019-08-06  5:52   ` Heiner Kallweit
2019-08-06  6:53     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 15/16] net: phy: adin: add ethtool get_stats support Alexandru Ardelean
2019-08-05 15:28   ` Andrew Lunn
2019-08-06  7:11     ` Ardelean, Alexandru
2019-08-06 15:46       ` Andrew Lunn
2019-08-07  7:52         ` Ardelean, Alexandru
2019-08-05 15:30   ` Andrew Lunn
2019-08-06  7:18     ` Ardelean, Alexandru
2019-08-05 16:54 ` [PATCH 16/16] dt-bindings: net: add bindings for ADIN PHY driver Alexandru Ardelean
2019-08-05 14:11   ` Andrew Lunn
2019-08-06  7:03     ` Ardelean, Alexandru [this message]
2019-08-06 11:47     ` Ardelean, Alexandru
2019-08-05 14:27   ` Andrew Lunn
2019-08-06  6:57     ` Ardelean, Alexandru
2019-08-06 15:04   ` Rob Herring

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