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Tue, 24 Mar 2026 03:14:08 -0400 From: Carlos Jones Jr To: Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , David Lechner , Michael Hennerich , Liam Beguin , =?UTF-8?q?Nuno=20S=C3=A1?= , "Andy Shevchenko" , Tobias Sperling , Jorge Marques CC: , , Subject: [PATCH v2 3/4] dt-bindings: iio: adc: ltc2497: Add LTC2305 compatible Date: Tue, 24 Mar 2026 15:13:30 +0800 Message-ID: <20260324071331.842-4-carlosjr.jones@analog.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260324071331.842-1-carlosjr.jones@analog.com> References: <20260324071331.842-1-carlosjr.jones@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-Transfer-Encoding: quoted-printable X-ADIRuleOP-NewSCL: Rule Triggered X-Authority-Analysis: v=2.4 cv=ALPFdfBd c=1 sm=1 tr=0 ts=69c239c9 cx=c_pps a=3WNzaoukacrqR9RwcOSAdA==:117 a=3WNzaoukacrqR9RwcOSAdA==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=0sLvza09kfJOxVLZPwjg:22 a=N--XFCr6TIEc_64PeIT2:22 a=gEfo2CItAAAA:8 a=gAnH3GRIAAAA:8 a=pGLkceISAAAA:8 a=TAVYlzFYoiTtzGGjz50A:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=sptkURWiP4Gy88Gu7hUp:22 X-Proofpoint-ORIG-GUID: oW9W6uqQXOuImUg_wleVtH_7GIj_f5co X-Proofpoint-GUID: oW9W6uqQXOuImUg_wleVtH_7GIj_f5co X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzI0MDA1NyBTYWx0ZWRfX010R0u71iIrQ cXsxAtmzAAkR5o2wPJi3VYeQNzwvbHneJltj1Q9N1BtLWLFCPw+sBVt+kmLNDvUwq7mIZt6WKLw SCPVovMUbgDpPYg2ipHJo7kApYx5sZmmWmS7lhWOVWhNO522ZMleOdSir5A3gdXt6UY/LEMTRX2 R1dXpHSeCDMRp5t0wrlU3/OSmUrWTUzfkROrfKtsVElhxTt7uGo6loxDzLDgTVAafG7lbeOkLYr kl5Vp9A87L+1V05hVd2qX9wU3slnSc7ALY9BHxD/E3NWD3qWuJSpHRNv+I33KOaBPYrz9zLbPrY rZej/9lYNqhr1RVNwPdCrT/YNh+jwyJwjXKbE3cDOqhQDCLFtjayB7GcOweyjjanQlfEeRaBG6F YgTD8EfSXdiB48mNpWYiuMbTQCEnPx7ibNFZoKmWhIqv8NefQs1ylw+dPNOeUklJGpjxr4LxV/d fb7chZzGeeXi9jx2n4g== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-24_02,2026-03-23_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 clxscore=1015 spamscore=0 impostorscore=0 bulkscore=0 phishscore=0 suspectscore=0 lowpriorityscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603240057 Add device tree binding for the LTC2305, a 2-channel, 12-bit SAR ADC from Linear Technology (now part of Analog Devices). The LTC2305 uses the same I2C register interface as the LTC2309 but differs in: - Channel count: 2 channels vs 8 channels (LTC2309) - Conversion timing: Requires 1.6=CE=BCs settling time vs negligible for LTC2309 Signed-off-by: Carlos Jones Jr Acked-by: Krzysztof Kozlowski --- .../devicetree/bindings/iio/adc/lltc,ltc2497.yaml | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml b/= Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml index 5cc6a9684077..b246d492950e 100644 --- a/Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml +++ b/Documentation/devicetree/bindings/iio/adc/lltc,ltc2497.yaml @@ -4,13 +4,19 @@ $id: http://devicetree.org/schemas/iio/adc/lltc,ltc2497.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# =20 -title: Linear Technology / Analog Devices LTC2497 and LTC2309 ADC +title: Linear Technology / Analog Devices LTC2497 and similar ADCs =20 maintainers: - Michael Hennerich - Liam Beguin =20 description: | + LTC2305: + low noise, low power, 2-channel, 12-bit successive approximation ADC w= ith an + I2C compatible serial interface. + + https://www.analog.com/media/en/technical-documentation/data-sheets/23= 05fa.pdf + LTC2309: low noise, low power, 8-channel, 12-bit successive approximation ADC w= ith an I2C compatible serial interface. @@ -28,6 +34,7 @@ description: | properties: compatible: enum: + - lltc,ltc2305 - lltc,ltc2309 - lltc,ltc2497 - lltc,ltc2499 --=20 2.43.0