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Tue, 28 Jul 2026 09:54:41 -0700 (PDT) Date: Tue, 28 Jul 2026 17:55:50 +0100 From: Nuno =?utf-8?B?U8Oh?= To: Janani Sunil Cc: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , David Lechner , Nuno =?utf-8?B?U8Oh?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , Jonathan Corbet , Shuah Khan , Mark Brown , Marius Cristea , Marcus Folkesson , Kent Gustavsson , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Janani Sunil , linux-spi@vger.kernel.org, Kent Gustavsson Subject: Re: [PATCH v7 1/7] spi: dt-bindings: Add spi-device-addr peripheral property Message-ID: References: <20260722-ad5529r-driver-v7-0-7781cd74ad75@analog.com> <20260722-ad5529r-driver-v7-1-7781cd74ad75@analog.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260722-ad5529r-driver-v7-1-7781cd74ad75@analog.com> On Wed, Jul 22, 2026 at 09:54:13AM +0200, Janani Sunil wrote: > Some SPI devices support sharing a single chip select across multiple > physical chips by encoding a device address in the SPI frame itself. > Add the generic spi-device-addr property for describing these hardware > addresses. The property is placed on the SPI peripheral node and may > contain multiple addresses. > > Signed-off-by: Janani Sunil > --- Acked-by: Nuno Sá > Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml b/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml > index 880a9f624566..b59d047cf117 100644 > --- a/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml > +++ b/Documentation/devicetree/bindings/spi/spi-peripheral-props.yaml > @@ -142,6 +142,13 @@ properties: > minItems: 2 > maxItems: 4 > > + spi-device-addr: > + $ref: /schemas/types.yaml#/definitions/uint32-array > + description: > + Device addresses used when multiple peripherals share a single chip > + select. The array allows one logical peripheral to comprise multiple > + physical devices, with one address per device. > + > st,spi-midi-ns: > deprecated: true > description: | > > -- > 2.43.0 >