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([5.14.146.31]) by smtp.gmail.com with ESMTPSA id w4-20020a056402128400b0056e2b351956sm2749883edv.22.2024.04.13.08.12.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 13 Apr 2024 08:12:52 -0700 (PDT) From: Alisa-Dariana Roman X-Google-Original-From: Alisa-Dariana Roman To: michael.hennerich@analog.com, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: alexandru.tachici@analog.com, lars@metafoo.de, Michael.Hennerich@analog.com, jic23@kernel.org, robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, lgirdwood@gmail.com, broonie@kernel.org, andy@kernel.org, nuno.sa@analog.com, marcelo.schmitt@analog.com, bigunclemax@gmail.com, dlechner@baylibre.com, okan.sahin@analog.com, fr0st61te@gmail.com, alisa.roman@analog.com, marcus.folkesson@gmail.com, schnelle@linux.ibm.com, liambeguin@gmail.com Subject: [PATCH v5 2/5] dt-bindings: iio: adc: ad7192: Add aincom supply Date: Sat, 13 Apr 2024 18:11:49 +0300 Message-Id: <20240413151152.165682-3-alisa.roman@analog.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240413151152.165682-1-alisa.roman@analog.com> References: <20240413151152.165682-1-alisa.roman@analog.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" AINCOM should actually be a supply. If present and it has a non-zero voltage, the pseudo-differential channels are configured as single-ended with an offset. Otherwise, they are configured as differential channels between AINx and AINCOM pins. Signed-off-by: Alisa-Dariana Roman --- .../devicetree/bindings/iio/adc/adi,ad7192.yaml | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7192.yaml b/Do= cumentation/devicetree/bindings/iio/adc/adi,ad7192.yaml index 16def2985ab4..ba506af3b73e 100644 --- a/Documentation/devicetree/bindings/iio/adc/adi,ad7192.yaml +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7192.yaml @@ -41,6 +41,14 @@ properties: interrupts: maxItems: 1 =20 + aincom-supply: + description: | + Optional AINCOM voltage supply. If present and it has a non-zero vol= tage, + the pseudo-differential channels are configured as single-ended chan= nels + with the AINCOM voltage as offset. Otherwise, the pseudo-differential + channels are configured as differential channels: voltageX-voltage0,= with + AINCOM as the negative input. + dvdd-supply: description: DVdd voltage supply =20 @@ -117,6 +125,7 @@ examples: clock-names =3D "mclk"; interrupts =3D <25 0x2>; interrupt-parent =3D <&gpio>; + aincom-supply =3D <&aincom>; dvdd-supply =3D <&dvdd>; avdd-supply =3D <&avdd>; vref-supply =3D <&vref>; --=20 2.34.1