From: Vladimir Oltean <olteanv@gmail.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc: Andrew Lunn <andrew@lunn.ch>,
Vivien Didelot <vivien.didelot@gmail.com>,
Florian Fainelli <f.fainelli@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] dt-bindings: net: nxp,sja1105: document spi-cpol/cpha
Date: Fri, 4 Nov 2022 18:52:30 +0200 [thread overview]
Message-ID: <20221104165230.oquh3dzisai2dt7e@skbuf> (raw)
In-Reply-To: <6056fe63-26f8-bbda-112a-5b7cf25570ad@linaro.org>
On Fri, Nov 04, 2022 at 09:09:02AM -0400, Krzysztof Kozlowski wrote:
> > I think that spi-cpha/spi-cpol belongs to spi-peripheral-props.yaml just
> > as much as the others do.
> >
> > The distinction "device specific, not controller specific" is arbitrary
> > to me. These are settings that the controller has to make in order to
> > talk to that specific peripheral. Same as many others in that file.
>
> Not every fruit is an orange, but every orange is a fruit. You do not
> put "color: orange" to schema for fruits. You put it to the schema for
> oranges.
>
> IOW, CPHA/CPOL are not valid for most devices, so they cannot be in
> spi-peripheral-props.yaml.
Ok, then this patch is not correct either. The "nxp,sja1105*" devices
need to have only "spi-cpha", and the "nxp,sja1110*" devices need to
have only "spi-cpol".
next prev parent reply other threads:[~2022-11-04 16:53 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-02 18:52 [PATCH v2] dt-bindings: net: nxp,sja1105: document spi-cpol/cpha Krzysztof Kozlowski
2022-11-03 23:33 ` Vladimir Oltean
2022-11-04 1:44 ` Krzysztof Kozlowski
2022-11-04 2:03 ` Vladimir Oltean
2022-11-04 13:09 ` Krzysztof Kozlowski
2022-11-04 16:52 ` Vladimir Oltean [this message]
2022-11-04 17:13 ` Krzysztof Kozlowski
2022-11-04 17:31 ` Vladimir Oltean
2022-11-04 17:00 ` Vladimir Oltean
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