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[80.116.51.117]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-450d7f1afebsm164430945e9.0.2025.06.03.07.37.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Jun 2025 07:37:53 -0700 (PDT) From: Angelo Dureghello X-Google-Original-From: Angelo Dureghello Date: Tue, 03 Jun 2025 16:36:23 +0200 Subject: [PATCH v8 1/6] Documentation: ABI: IIO: add new convdelay documentation 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 Message-Id: <20250603-wip-bl-ad7606-calibration-v8-1-2371e7108f32@baylibre.com> References: <20250603-wip-bl-ad7606-calibration-v8-0-2371e7108f32@baylibre.com> In-Reply-To: <20250603-wip-bl-ad7606-calibration-v8-0-2371e7108f32@baylibre.com> To: Jonathan Cameron , David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , Lars-Peter Clausen , Michael Hennerich , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Michael Hennerich , devicetree@vger.kernel.org, Angelo Dureghello X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1850; i=adureghello@baylibre.com; h=from:subject:message-id; bh=m1V9a4luyCqmxst4hAeMv2hk5LxVMC81ZTSMIekPDQ4=; b=owGbwMvMwCXGf3bn1e/btlsznlZLYsiw56h49tXVZsOVs7u3tdiwdDf/nZHMUv2H/8LtpwfEv /EGfIxX7ChlYRDjYpAVU2SpS4wwCb0dKqW8gHE2zBxWJpAhDFycAjCRg1UM/z3k71Qw8J28dkH3 eMmC78z5T+fOubQioWfO24vVc/LXbL3F8M9U6MrctPkCW7pqfZ/Zn1ob27zxJeesj0UPdIzabVl /JHIAAA== X-Developer-Key: i=adureghello@baylibre.com; a=openpgp; fpr=703CDFAD8B573EB00850E38366D1CB9419AF3953 From: Angelo Dureghello Add new IIO "convdelay" documentation. The ad7606 implements a phase calibation feature, in nanoseconds. Being this a time delay, using the convdelay suffix. Signed-off-by: Angelo Dureghello --- Documentation/ABI/testing/sysfs-bus-iio | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/te= sting/sysfs-bus-iio index ef52c427a015cf47bb9847782e13afbee01e9f31..7e59cbd5acb85fd0909c1d56f9d= 76a84933d418a 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -559,6 +559,30 @@ Description: - a small discrete set of values like "0 2 4 6 8" - a range specified as "[min step max]" =20 +What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_convdelay +KernelVersion: 6.16 +Contact: linux-iio@vger.kernel.org +Description: + Delay of start of conversion from common reference point shared + by all channels. Can be writable when used to compensate for + delay variation introduced by external filters feeding a + simultaneous sampling ADC. + + E.g., for the ad7606 ADC series, this value is intended as a + configurable time delay in seconds, to correct delay introduced + by an optional external filtering circuit. + +What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_convdelay_available +KernelVersion: 6.16 +Contact: linux-iio@vger.kernel.org +Description: + Available values of convdelay. Maybe expressed as: + + - a range specified as "[min step max]" + + If shared across all channels, _convdelay_available + is used. + What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_calibscale What: /sys/bus/iio/devices/iio:deviceX/in_accel_z_calibscale --=20 2.49.0