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[2a02:842a:d52e:6101:6fd0:6c4:5d68:f0a5]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43aba549d6asm23747965e9.36.2025.02.26.06.50.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Feb 2025 06:50:22 -0800 (PST) From: Julien Stephan Date: Wed, 26 Feb 2025 15:50:03 +0100 Subject: [PATCH 1/3] iio: adc: ad7380: add adaq4381-4 support Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250226-ad7380-add-adaq4381-4-support-v1-1-f350ab872d37@baylibre.com> References: <20250226-ad7380-add-adaq4381-4-support-v1-0-f350ab872d37@baylibre.com> In-Reply-To: <20250226-ad7380-add-adaq4381-4-support-v1-0-f350ab872d37@baylibre.com> To: Michael Hennerich , =?utf-8?q?Nuno_S=C3=A1?= , David Lechner , Lars-Peter Clausen , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Corbet Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, Michael Hennerich , Julien Stephan X-Mailer: b4 0.14.2 adaq4381-4 is the 14 bits version of adaq4380-1 chip. Add support for it. Signed-off-by: Julien Stephan --- drivers/iio/adc/ad7380.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/iio/adc/ad7380.c b/drivers/iio/adc/ad7380.c index f232ad1a49634baeedc655916bc7a967604a1206..407930f1f5dd107154a6c34c6afd4429ebb69826 100644 --- a/drivers/iio/adc/ad7380.c +++ b/drivers/iio/adc/ad7380.c @@ -15,6 +15,7 @@ * ad7386/7/8-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7386-4-7387-4-7388-4.pdf * adaq4370-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4370-4.pdf * adaq4380-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4380-4.pdf + * adaq4381-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4381-4.pdf */ #include @@ -287,6 +288,7 @@ DEFINE_AD7380_2_CHANNEL(ad7381_channels, 14, 1, s); DEFINE_AD7380_4_CHANNEL(ad7380_4_channels, 16, 1, s); DEFINE_AD7380_4_CHANNEL(ad7381_4_channels, 14, 1, s); DEFINE_ADAQ4380_4_CHANNEL(adaq4380_4_channels, 16, 1, s); +DEFINE_ADAQ4380_4_CHANNEL(adaq4381_4_channels, 14, 1, s); /* pseudo differential */ DEFINE_AD7380_2_CHANNEL(ad7383_channels, 16, 0, s); DEFINE_AD7380_2_CHANNEL(ad7384_channels, 14, 0, s); @@ -599,6 +601,19 @@ static const struct ad7380_chip_info adaq4380_4_chip_info = { .timing_specs = &ad7380_4_timing, }; +static const struct ad7380_chip_info adaq4381_4_chip_info = { + .name = "adaq4381-4", + .channels = adaq4381_4_channels, + .num_channels = ARRAY_SIZE(adaq4381_4_channels), + .num_simult_channels = 4, + .supplies = adaq4380_supplies, + .num_supplies = ARRAY_SIZE(adaq4380_supplies), + .adaq_internal_ref_only = true, + .has_hardware_gain = true, + .available_scan_masks = ad7380_4_channel_scan_masks, + .timing_specs = &ad7380_4_timing, +}; + struct ad7380_state { const struct ad7380_chip_info *chip_info; struct spi_device *spi; @@ -1582,6 +1597,7 @@ static const struct of_device_id ad7380_of_match_table[] = { { .compatible = "adi,ad7388-4", .data = &ad7388_4_chip_info }, { .compatible = "adi,adaq4370-4", .data = &adaq4370_4_chip_info }, { .compatible = "adi,adaq4380-4", .data = &adaq4380_4_chip_info }, + { .compatible = "adi,adaq4381-4", .data = &adaq4381_4_chip_info }, { } }; @@ -1602,6 +1618,7 @@ static const struct spi_device_id ad7380_id_table[] = { { "ad7388-4", (kernel_ulong_t)&ad7388_4_chip_info }, { "adaq4370-4", (kernel_ulong_t)&adaq4370_4_chip_info }, { "adaq4380-4", (kernel_ulong_t)&adaq4380_4_chip_info }, + { "adaq4381-4", (kernel_ulong_t)&adaq4381_4_chip_info }, { } }; MODULE_DEVICE_TABLE(spi, ad7380_id_table); From patchwork Wed Feb 26 14:50:04 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julien Stephan X-Patchwork-Id: 13992610 Received: from mail-wm1-f54.google.com (mail-wm1-f54.google.com [209.85.128.54]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 38CB4221F3C for ; Wed, 26 Feb 2025 14:50:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.54 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; 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[2a02:842a:d52e:6101:6fd0:6c4:5d68:f0a5]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43aba549d6asm23747965e9.36.2025.02.26.06.50.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Feb 2025 06:50:23 -0800 (PST) From: Julien Stephan Date: Wed, 26 Feb 2025 15:50:04 +0100 Subject: [PATCH 2/3] dt-bindings: iio: adc: ad7380: add adaq4381-4 compatible parts Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250226-ad7380-add-adaq4381-4-support-v1-2-f350ab872d37@baylibre.com> References: <20250226-ad7380-add-adaq4381-4-support-v1-0-f350ab872d37@baylibre.com> In-Reply-To: <20250226-ad7380-add-adaq4381-4-support-v1-0-f350ab872d37@baylibre.com> To: Michael Hennerich , =?utf-8?q?Nuno_S=C3=A1?= , David Lechner , Lars-Peter Clausen , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Corbet Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, Michael Hennerich , Julien Stephan X-Mailer: b4 0.14.2 adaq4381-4 is the 14 bits version of adaq4380-1 chip. Add support for it. Signed-off-by: Julien Stephan --- Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml index ada08005b3cd1ce7ba13f96484a33fdee0e83a1c..ff4f5c21c5482b77ee2774b01ad6d426e68cf207 100644 --- a/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml @@ -27,6 +27,7 @@ description: | * https://www.analog.com/en/products/ad7388-4.html * https://www.analog.com/en/products/adaq4370-4.html * https://www.analog.com/en/products/adaq4380-4.html + * https://www.analog.com/en/products/adaq4381-4.html $ref: /schemas/spi/spi-peripheral-props.yaml# @@ -50,6 +51,7 @@ properties: - adi,ad7388-4 - adi,adaq4370-4 - adi,adaq4380-4 + - adi,adaq4381-4 reg: maxItems: 1 @@ -201,6 +203,7 @@ allOf: - adi,ad7380-4 - adi,adaq4370-4 - adi,adaq4380-4 + - adi,adaq4381-4 then: properties: refio-supply: false @@ -218,6 +221,7 @@ allOf: enum: - adi,adaq4370-4 - adi,adaq4380-4 + - adi,adaq4381-4 then: required: - vs-p-supply From patchwork Wed Feb 26 14:50:05 2025 Content-Type: text/plain; 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[2a02:842a:d52e:6101:6fd0:6c4:5d68:f0a5]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43aba549d6asm23747965e9.36.2025.02.26.06.50.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Feb 2025 06:50:24 -0800 (PST) From: Julien Stephan Date: Wed, 26 Feb 2025 15:50:05 +0100 Subject: [PATCH 3/3] docs: iio: ad7380: add adaq4381-4 Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250226-ad7380-add-adaq4381-4-support-v1-3-f350ab872d37@baylibre.com> References: <20250226-ad7380-add-adaq4381-4-support-v1-0-f350ab872d37@baylibre.com> In-Reply-To: <20250226-ad7380-add-adaq4381-4-support-v1-0-f350ab872d37@baylibre.com> To: Michael Hennerich , =?utf-8?q?Nuno_S=C3=A1?= , David Lechner , Lars-Peter Clausen , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Corbet Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, Michael Hennerich , Julien Stephan X-Mailer: b4 0.14.2 adaq4381-4 is the 14 bits version of adaq4380-1 chip. Add it to the documentation. Signed-off-by: Julien Stephan --- Documentation/iio/ad7380.rst | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/Documentation/iio/ad7380.rst b/Documentation/iio/ad7380.rst index cff688bcc2d9601a9faf42d5e9c217486639ca66..35232a0e3ad730c19b5201b74280bdb6deaa9667 100644 --- a/Documentation/iio/ad7380.rst +++ b/Documentation/iio/ad7380.rst @@ -29,6 +29,7 @@ The following chips are supported by this driver: * `AD7388-4 `_ * `ADAQ4370-4 `_ * `ADAQ4380-4 `_ +* `ADAQ4381-4 `_ Supported features @@ -52,8 +53,8 @@ declared in the device tree as ``refin-supply``. ADAQ devices ~~~~~~~~~~~~ -adaq4370-4 and adaq4380-4 don't have an external reference, but use a 3.3V -internal reference derived from one of its supplies (``refin-supply``) +ADAQ devices don't have an external reference, but use a 3.3V internal reference +derived from one of its supplies (``refin-supply``) All other devices from ad738x family ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~