From: Tony Lindgren <tony@atomide.com>
To: Francesco Dolcini <francesco@dolcini.it>
Cc: Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
Francesco Dolcini <francesco.dolcini@toradex.com>,
Tero Kristo <kristo@kernel.org>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Conor Dooley <conor.dooley@microchip.com>
Subject: Re: [PATCH v2 1/5] dt-bindings: arm: ti: add toradex,verdin-am62 et al.
Date: Mon, 5 Jun 2023 07:48:16 +0300 [thread overview]
Message-ID: <20230605044816.GU14287@atomide.com> (raw)
In-Reply-To: <ZHml0ZEC9ZvxHXr9@francesco-nb.int.toradex.com>
* Francesco Dolcini <francesco@dolcini.it> [230602 08:18]:
> On Fri, Jun 02, 2023 at 10:20:45AM +0300, Tony Lindgren wrote:
> > Hi,
> >
> > * Francesco Dolcini <francesco@dolcini.it> [230601 13:15]:
> > > From: Francesco Dolcini <francesco.dolcini@toradex.com>
> > >
> > > Add toradex,verdin-am62 for Toradex Verdin AM62 SoM, its
> > > nonwifi and wifi variants and the carrier boards (Dahlia,
> > > Verdin Development Board and Yavia) they may be mated in.
> >
> > Looks like you have wifi on sdio, there should be no need for separate
> > compatible properties. The sdio wifi will try to probe and will just bail
> > out if no wifi is populated.
> >
> > If however the non-wifi variants are recycling the sdio pins for something
> > else, then it's it's a different story. In that case you want either
> > seprate compatible properties, or want to use dts fragments possibly.
>
> This is exactly the case, the wifi/non-wifi variant are re-using pins.
>
> I provided a more verbose explanation on that on a previous discussion
> https://lore.kernel.org/all/ZG5jYV%2FNfGJvYkma@francesco-nb.int.toradex.com/
Ok thanks for the information.
Regards,
Tony
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WARNING: multiple messages have this Message-ID (diff)
From: Tony Lindgren <tony@atomide.com>
To: Francesco Dolcini <francesco@dolcini.it>
Cc: Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
Francesco Dolcini <francesco.dolcini@toradex.com>,
Tero Kristo <kristo@kernel.org>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Conor Dooley <conor.dooley@microchip.com>
Subject: Re: [PATCH v2 1/5] dt-bindings: arm: ti: add toradex,verdin-am62 et al.
Date: Mon, 5 Jun 2023 07:48:16 +0300 [thread overview]
Message-ID: <20230605044816.GU14287@atomide.com> (raw)
In-Reply-To: <ZHml0ZEC9ZvxHXr9@francesco-nb.int.toradex.com>
* Francesco Dolcini <francesco@dolcini.it> [230602 08:18]:
> On Fri, Jun 02, 2023 at 10:20:45AM +0300, Tony Lindgren wrote:
> > Hi,
> >
> > * Francesco Dolcini <francesco@dolcini.it> [230601 13:15]:
> > > From: Francesco Dolcini <francesco.dolcini@toradex.com>
> > >
> > > Add toradex,verdin-am62 for Toradex Verdin AM62 SoM, its
> > > nonwifi and wifi variants and the carrier boards (Dahlia,
> > > Verdin Development Board and Yavia) they may be mated in.
> >
> > Looks like you have wifi on sdio, there should be no need for separate
> > compatible properties. The sdio wifi will try to probe and will just bail
> > out if no wifi is populated.
> >
> > If however the non-wifi variants are recycling the sdio pins for something
> > else, then it's it's a different story. In that case you want either
> > seprate compatible properties, or want to use dts fragments possibly.
>
> This is exactly the case, the wifi/non-wifi variant are re-using pins.
>
> I provided a more verbose explanation on that on a previous discussion
> https://lore.kernel.org/all/ZG5jYV%2FNfGJvYkma@francesco-nb.int.toradex.com/
Ok thanks for the information.
Regards,
Tony
next prev parent reply other threads:[~2023-06-05 4:48 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-01 13:13 [PATCH v2 0/5] Add Toradex Verdin AM62 Francesco Dolcini
2023-06-01 13:13 ` Francesco Dolcini
2023-06-01 13:13 ` [PATCH v2 1/5] dt-bindings: arm: ti: add toradex,verdin-am62 et al Francesco Dolcini
2023-06-01 13:13 ` Francesco Dolcini
2023-06-02 7:20 ` Tony Lindgren
2023-06-02 7:20 ` Tony Lindgren
2023-06-02 8:18 ` Francesco Dolcini
2023-06-02 8:18 ` Francesco Dolcini
2023-06-05 4:48 ` Tony Lindgren [this message]
2023-06-05 4:48 ` Tony Lindgren
2023-06-01 13:13 ` [PATCH v2 2/5] arm64: defconfig: enable drivers for Verdin AM62 Francesco Dolcini
2023-06-01 13:13 ` Francesco Dolcini
2023-06-01 13:13 ` [PATCH v2 3/5] arm64: dts: ti: add verdin am62 Francesco Dolcini
2023-06-01 13:13 ` Francesco Dolcini
2023-06-15 6:08 ` Vignesh Raghavendra
2023-06-15 6:08 ` Vignesh Raghavendra
2023-06-15 6:51 ` Francesco Dolcini
2023-06-15 6:51 ` Francesco Dolcini
2023-06-15 7:38 ` Vignesh Raghavendra
2023-06-15 7:38 ` Vignesh Raghavendra
2023-06-15 7:48 ` Francesco Dolcini
2023-06-15 7:48 ` Francesco Dolcini
2023-06-15 9:51 ` Vignesh Raghavendra
2023-06-15 9:51 ` Vignesh Raghavendra
2023-06-01 13:13 ` [PATCH v2 4/5] arm64: dts: ti: add verdin am62 dahlia Francesco Dolcini
2023-06-01 13:13 ` Francesco Dolcini
2023-06-15 6:22 ` Vignesh Raghavendra
2023-06-15 6:22 ` Vignesh Raghavendra
2023-06-15 6:30 ` Francesco Dolcini
2023-06-15 6:30 ` Francesco Dolcini
2023-06-01 13:18 ` [PATCH v2 5/5] arm64: dts: ti: add verdin am62 yavia Francesco Dolcini
2023-06-01 13:18 ` Francesco Dolcini
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