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Fri, 6 Feb 2026 14:00:05 -0500 From: Marcelo Schmitt To: , , , CC: , , , , , , , , , , Subject: [PATCH v8 0/8] Add SPI offload support to AD4030 Date: Fri, 6 Feb 2026 15:59:58 -0300 Message-ID: X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-GUID: jKVNXRPE3EhseNjCiXtZ26M1s0-sHBN7 X-Proofpoint-ORIG-GUID: jKVNXRPE3EhseNjCiXtZ26M1s0-sHBN7 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjA2MDE0MCBTYWx0ZWRfXyfOTOpUqJs0T QWlb/Iobe56hWKkfrPweZp5WXxMaOZg7wj8ISw+1JaZnFo7d7EA9xhu7ZAX79z0KEljesU7w53V RxsVi08Fewql+Q9e6XTASS1qVnz8jU7gdcfKwX0q5g2B8EQesAnY2j6w18naLimgmS4bMr6w6RQ 4mDU/Rc7DZGpAwyFeT3DIFHY1LPudMjQ0enbFvSrgnPUgItjqMYDNoahW2nqeFVqWaAznR/wPGE mXX8TZBNFvUgXYt5IIX4zMgYxBbKUGDzpg82TO9LCgcM0Wigx+otSDpyQqI0lZMWm7oHvE4Gnax UdP76zGT48pAUrMT5KZS6wPDeK+B87Z5a+2zk6M14QDQPNNtlzyEBzc5qVSORrjnKznel0hwiLK wQDtnqnl4yjbrTWh+dhVgxGMRAR3DDtFUrtk8EZOJhOJq5zXzp8qBCikNYDZDpXW5JJfWb6473h Hr2IjyHxSP0g8Ls/SCA== X-Authority-Analysis: v=2.4 cv=NPzYOk6g c=1 sm=1 tr=0 ts=69863a44 cx=c_pps a=3WNzaoukacrqR9RwcOSAdA==:117 a=3WNzaoukacrqR9RwcOSAdA==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=VwQbUJbxAAAA:8 a=gAnH3GRIAAAA:8 a=1HhA5s3FUf2A7XxGbvcA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-06_05,2026-02-05_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 lowpriorityscore=0 bulkscore=0 phishscore=0 suspectscore=0 adultscore=0 malwarescore=0 impostorscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602060140 This set adds high speed data capture with AD4030/AD4630 and similar ADCs. It also adds support for ADAQ4216 and ADAQ4224. Change log v7 -> v8 Rebased on top of spi-multi-lane change set [1]. Requires ("units: Add HZ_PER_GHZ") patch to build [2]. [1]: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git tags/spi-multi-lane [2]: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/include/linux/units.h?h=next-20260204&id=5083dba0fde5446c00ee1a82a3911c8f88a2c72e [DT] - Fixed issues reported by dt_binding_check. [IIO] - Added comment in the list of available average modes to prevent regrouping in the future. - Minor tidy up for macro consistency and fewer blank lines. - Reuse dev pointer in probe(). - Refactor to check -ENODEV only once. - Grouped includes for features from IIO subsystem. - Downgraded offload_period_ns type and use DIV_ROUND_UP() instead of DIV_ROUND_UP_ULL(). - Use HZ_PER_GHZ. Link to v7: https://lore.kernel.org/linux-iio/cover.1770309522.git.marcelo.schmitt@analog.com/T/#mc0285fb4750e57582f96584dd98d90163521c7b8 Thanks, Marcelo Marcelo Schmitt (8): dt-bindings: iio: adc: adi,ad4030: Reference spi-peripheral-props Docs: iio: ad4030: Add double PWM SPI offload doc dt-bindings: iio: adc: adi,ad4030: Add PWM iio: adc: ad4030: Use BIT macro to improve code readability iio: adc: ad4030: Add SPI offload support dt-bindings: iio: adc: adi,ad4030: Add ADAQ4216 and ADAQ4224 iio: adc: ad4030: Add support for ADAQ4216 and ADAQ4224 iio: adc: ad4030: Support common-mode channels with SPI offloading .../bindings/iio/adc/adi,ad4030.yaml | 64 ++ Documentation/iio/ad4030.rst | 39 ++ drivers/iio/adc/Kconfig | 5 + drivers/iio/adc/ad4030.c | 642 +++++++++++++++++- 4 files changed, 727 insertions(+), 23 deletions(-) base-commit: 0ec5ed7c95d1ba6a74491928ff38abb351dbed36 prerequisite-patch-id: f3b2f63f86731322c9b10e1bae0952a12219258a -- 2.39.2