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[87.8.31.78]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-441d4351abdsm6794475e9.23.2025.05.06.14.05.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 May 2025 14:05:20 -0700 (PDT) From: Angelo Dureghello X-Google-Original-From: Angelo Dureghello Date: Tue, 06 May 2025 23:03:47 +0200 Subject: [PATCH v3 1/5] Documentation: ABI: IIO: add calibconv_delay 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: <20250506-wip-bl-ad7606-calibration-v3-1-6eb7b6e72307@baylibre.com> References: <20250506-wip-bl-ad7606-calibration-v3-0-6eb7b6e72307@baylibre.com> In-Reply-To: <20250506-wip-bl-ad7606-calibration-v3-0-6eb7b6e72307@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=1880; i=adureghello@baylibre.com; h=from:subject:message-id; bh=oTr2y1KzI44sJPbPH4SmBsKovzD+NKhk9SBNTTYhjpc=; b=owGbwMvMwCXGf3bn1e/btlsznlZLYsiQqnT/5zg79e//urexjcsPrzU7UmXRvdBHa/dT5WlRd 1Ot76YXdJSyMIhxMciKKbLUJUaYhN4OlVJewDgbZg4rE8gQBi5OAZiI3QGGP7w6jXO9/NPfbXN9 sWHJzuQ7f+afWbf/8Cv5yObz13S5zn5gZNj9dMclxYqJIV+PszkEdu6Om1Jg7H7M3OjUj/MeQSU rvDkA X-Developer-Key: i=adureghello@baylibre.com; a=openpgp; fpr=703CDFAD8B573EB00850E38366D1CB9419AF3953 From: Angelo Dureghello Add new IIO calibconv_delay documentation. The ad7606 implements a phase calibation feature, in nanoseconds. Being this a time delay, using the conv_delay 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 190bfcc1e836b69622692d7c056c0092e00f1a9b..9ced916895fbef146d46d17b5fd= c932784b4c1df 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 in seconds 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. + + I.e., 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, _calibconv_delay_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