From: David Lechner <dlechner@baylibre.com>
To: Rob Herring <robh@kernel.org>
Cc: "Mark Brown" <broonie@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Marcelo Schmitt" <marcelo.schmitt@analog.com>,
"Michael Hennerich" <michael.hennerich@analog.com>,
"Nuno Sá" <nuno.sa@analog.com>,
"Jonathan Cameron" <jic23@kernel.org>,
"Andy Shevchenko" <andy@kernel.org>,
"Sean Anderson" <sean.anderson@linux.dev>,
linux-spi@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org
Subject: Re: [PATCH 1/6] dt-bindings: spi: Add spi-buses property
Date: Tue, 21 Oct 2025 09:59:22 -0500 [thread overview]
Message-ID: <14ae0769-341b-4325-b925-7bba6d57bbdf@baylibre.com> (raw)
In-Reply-To: <20251021142129.GA34073-robh@kernel.org>
On 10/21/25 9:21 AM, Rob Herring wrote:
> On Tue, Oct 14, 2025 at 05:02:11PM -0500, David Lechner wrote:
>> Add a spi-buses property to the spi-peripheral-props binding to allow
>> specifying the SPI data bus or buses that a peripheral is connected to
>> in cases where the SPI controller has more than one physical SPI data
>> bus.
>
> Is there a reason why spi-rx-bus-width property doesn't work for you?
> The only thing I see would be you need to define the order of the pins
> like "data-lanes" property.
>
> Rob
Because we can have both at the same time. In one of the other threads,
we talked about the AD4630 ADC that will require this since it has 2 data
buses each with a width of 4 (total of 8 lines).
See: https://lore.kernel.org/linux-iio/ad929fe5-be03-4628-b95a-5c3523bae0c8@baylibre.com/
next prev parent reply other threads:[~2025-10-21 14:59 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-14 22:02 [PATCH 0/6] spi: add multi-bus support David Lechner
2025-10-14 22:02 ` [PATCH 1/6] dt-bindings: spi: Add spi-buses property David Lechner
2025-10-21 14:21 ` Rob Herring
2025-10-21 14:59 ` David Lechner [this message]
2025-10-30 13:51 ` Rob Herring
2025-10-30 22:42 ` David Lechner
2025-11-10 17:04 ` Mark Brown
2025-11-12 16:52 ` David Lechner
2025-10-14 22:02 ` [PATCH 2/6] spi: Support multi-bus controllers David Lechner
2025-10-15 10:06 ` Nuno Sá
2025-10-15 20:16 ` Marcelo Schmitt
2025-10-14 22:02 ` [PATCH 3/6] spi: add multi_bus_mode field to struct spi_transfer David Lechner
2025-10-15 10:16 ` Nuno Sá
2025-10-15 12:01 ` Mark Brown
2025-10-15 14:43 ` Nuno Sá
2025-10-15 15:18 ` Mark Brown
2025-10-15 16:15 ` David Lechner
2025-10-15 16:43 ` Nuno Sá
2025-10-15 18:38 ` David Lechner
2025-10-16 9:08 ` Nuno Sá
2025-10-16 15:25 ` David Lechner
2025-10-17 12:36 ` Nuno Sá
2025-10-15 20:21 ` Marcelo Schmitt
2025-10-14 22:02 ` [PATCH 4/6] spi: axi-spi-engine: support SPI_MULTI_BUS_MODE_STRIPE David Lechner
2025-10-15 10:30 ` Nuno Sá
2025-10-15 12:03 ` Mark Brown
2025-10-15 16:29 ` David Lechner
2025-10-16 9:11 ` Nuno Sá
2025-10-15 20:53 ` Marcelo Schmitt
2025-10-15 22:01 ` David Lechner
2025-10-14 22:02 ` [PATCH 5/6] dt-bindings: iio: adc: adi,ad7380: add spi-buses property David Lechner
2025-10-14 22:02 ` [PATCH 6/6] iio: adc: ad7380: Add support for multiple SPI buses David Lechner
2025-10-15 10:36 ` Nuno Sá
2025-10-15 18:46 ` David Lechner
2025-10-18 18:10 ` Jonathan Cameron
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=14ae0769-341b-4325-b925-7bba6d57bbdf@baylibre.com \
--to=dlechner@baylibre.com \
--cc=andy@kernel.org \
--cc=broonie@kernel.org \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=jic23@kernel.org \
--cc=krzk+dt@kernel.org \
--cc=linux-iio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-spi@vger.kernel.org \
--cc=marcelo.schmitt@analog.com \
--cc=michael.hennerich@analog.com \
--cc=nuno.sa@analog.com \
--cc=robh@kernel.org \
--cc=sean.anderson@linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®