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Tue, 13 May 2025 01:26:32 -0700 (PDT) Received: from mva-rohm ([2a10:a5c0:800d:dd00:8fdf:935a:2c85:d703]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-326c339a410sm16525401fa.2.2025.05.13.01.26.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 May 2025 01:26:31 -0700 (PDT) Date: Tue, 13 May 2025 11:26:27 +0300 From: Matti Vaittinen To: Matti Vaittinen , Matti Vaittinen Cc: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] dt-bindings: iio: adc: Add ROHM BD79100G Message-ID: <7deb4b69795c298ba51c9b198bc87000ad35cc9b.1747123883.git.mazziesaccount@gmail.com> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="G87Qcv+pHgJx6oip" Content-Disposition: inline In-Reply-To: --G87Qcv+pHgJx6oip Content-Disposition: inline Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" The ROHM BD79100G is a 12-bit ADC which can be read over SPI. Device has no MOSI pin. ADC results can be read from MISO by clocking in 16 bits. The 4 leading bits will be zero, last 12 containig the data. Device has only VCC supply pin, which acts also as a VFS, determining the voltage for full 12-bits. Specifying it is mandatory. Signed-off-by: Matti Vaittinen Acked-by: Conor Dooley --- Documentation/devicetree/bindings/iio/adc/adi,ad7476.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7476.yaml b/Do= cumentation/devicetree/bindings/iio/adc/adi,ad7476.yaml index 44c671eeda73..10fb6e14c2d0 100644 --- a/Documentation/devicetree/bindings/iio/adc/adi,ad7476.yaml +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7476.yaml @@ -46,6 +46,7 @@ properties: - ti,ads7867 - ti,ads7868 - lltc,ltc2314-14 + - rohm,bu79100g =20 reg: maxItems: 1 @@ -96,6 +97,7 @@ allOf: - ti,adc121s - ti,ads7866 - ti,ads7868 + - rohm,bu79100g then: required: - vcc-supply --=20 2.49.0 --G87Qcv+pHgJx6oip Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEIx+f8wZb28fLKEhTeFA3/03aocUFAmgjAjMACgkQeFA3/03a ocWKOQgAqBJq56UJHZ3O4fsoQdwlHHtkxWpWWMhhskt5hACtrAkC2bd5hsnuKj9e cRjbz3sfeF9fVcIACgZY0ZVfOrit+uZ7Ua4xp8WicU669IzZPq0prtmc7jHFMpyD tmw9memptcbPeR8ZW2oULMX9x+siV179QLjZYk4VrypaEGtDP0JzlCYELExerrud Tb2APbw86AGH6rMTQ3IqE48rJgcvHCu49OmQ32rxandrFWrEK7lxtazI05oDNHyS PFBTvNJYxP+WOBSIUCT0iBnangeL0BbXDZYXaEp1bP6D3GzvDGc5BuXVxIIs/u+/ r/hfUvR3f853l8Ik4AfEL2dgeNUxGw== =OtIz -----END PGP SIGNATURE----- --G87Qcv+pHgJx6oip--