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([2600:8803:e7e4:500:cba0:23d4:353:6048]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-4426b30ee99sm2065001fac.15.2026.06.12.09.14.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 12 Jun 2026 09:14:26 -0700 (PDT) Message-ID: <5beef321-021b-4432-b24b-f473661a41a2@baylibre.com> Date: Fri, 12 Jun 2026 11:14:26 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] iio: adc: Add TI ADS1220 driver To: Nguyen Minh Tien , Jonathan Cameron Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , =?UTF-8?Q?Nuno_S=C3=A1?= , Andy Shevchenko , linux-kernel@vger.kernel.org References: <20260610151342.44274-1-zizuzacker@gmail.com> <20260610151342.44274-3-zizuzacker@gmail.com> Content-Language: en-US From: David Lechner In-Reply-To: <20260610151342.44274-3-zizuzacker@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 6/10/26 10:13 AM, Nguyen Minh Tien wrote: > Add an IIO driver for the Texas Instruments ADS1220 24-bit delta-sigma > SPI ADC. The driver supports single-ended and differential voltage > channels described as device-tree child nodes, per-channel programmable > gain (exposed through scale) and data rate (exposed through sampling > frequency), the internal 2.048V reference, an external reference via a > regulator, or the analog supply (AVDD) as a ratiometric reference, > single-shot conversions and a DRDY-interrupt-driven triggered buffer. > Conversions are gated either on the DRDY interrupt or, when no interrupt > is wired, on a data-rate-derived delay. Runtime PM powers the device down > between conversions. As I mentioned in the DT binding review, I have a driver for ADS122C14 that I should be able to send to the mailing list next week. ADS1220 looks like a simpler version of that but shares many of the same features. So I would suggest to check that out when I send it and see if we can share the driver.