From patchwork Thu Oct 3 11:46:39 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13820953 Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [217.70.183.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DBBF0156F2B; Thu, 3 Oct 2024 11:46:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.198 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727956012; cv=none; b=WJQNfPeKpkODl4+WFlwCTUXtDnzXEDHkYnONzXFhQFmxFVmIGSIdqJwPd+PJuJPiNnjeEOOGdKC1jvwG0C8oy9Am9fgY+Eab24xbSIhFIMDP3SEle9zzeC38AdCZkuVughGgJWvXDS3M1Texd48Bz0KNyW8F/++p+VPHsiXNQOQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727956012; c=relaxed/simple; bh=h3LS5n4pvalkUgi1BZ4Ks4B4Rb5GjW863XbmDr2s9V0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OiP1AXxWGxuZKQnrgjtWlaa1rGpvzrif/D++C6MxnddhtAS/469szdimmAPeb+h7CgO6B0zAJfWuGCYKNBzb7DxtoJiRp5+TlSgENXZQVCaIuo2cc+/pC9sD6vz+NIvNC2AGBO7Fk2ZATVRs0Xj6ccNu//AkmikSth4pkF1RruE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=i/gO/LMc; arc=none smtp.client-ip=217.70.183.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="i/gO/LMc" Received: by mail.gandi.net (Postfix) with ESMTPA id 88D4FC0003; Thu, 3 Oct 2024 11:46:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1727956008; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=lkiSM+vn4ME69DaeEjqEky/BkDXAljK/2OzQ+ielh14=; b=i/gO/LMcwQzsPoVF/XnjYIOEIIJpoe7HMfZ7fVy0+MyGdWsuSPFG3lRvbb6smIyquig823 uZIzx756GdFKMcHWfGlpeMYl/bJHDAwhtg6jUvnMMWz/NrVJTDwCCBVkAdTk3YNmg04fb5 YWkpiMVytU5emAiWHM+eZ3atjYXuP0OOWDc6ggjdMslvbXvW8uNcYwcR8m6fIr+rfILtNA AZiRhYmV736nDPQgHoEfglzLzjVdVrdLSEwmKmHB9YnR0PwehrnzHa7w60TOtDb+m5gFH8 KicKAcutK9X+XE4rLNvcq4wgNNqPjJj0hN8NbdD7gXP/lFAQkE/VSqz1aSeZUw== From: Herve Codina To: Herve Codina , David Lechner , Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Luca Ceresoli , Ian Ray , Thomas Petazzoni Subject: [PATCH v2 2/4] dt-bindings: iio: adc: Add the GE HealthCare PMC ADC Date: Thu, 3 Oct 2024 13:46:39 +0200 Message-ID: <20241003114641.672086-3-herve.codina@bootlin.com> X-Mailer: git-send-email 2.46.1 In-Reply-To: <20241003114641.672086-1-herve.codina@bootlin.com> References: <20241003114641.672086-1-herve.codina@bootlin.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: herve.codina@bootlin.com The GE HealthCare PMC Analog to Digital Converter (ADC) is a 16-Channel (voltage and current), 16-Bit ADC with an I2C Interface. Signed-off-by: Herve Codina Tested-by: Ian Ray Reviewed-by: Conor Dooley --- .../bindings/iio/adc/gehc,pmc-adc.yaml | 86 +++++++++++++++++++ include/dt-bindings/iio/adc/gehc,pmc-adc.h | 10 +++ 2 files changed, 96 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml create mode 100644 include/dt-bindings/iio/adc/gehc,pmc-adc.h diff --git a/Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml b/Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml new file mode 100644 index 000000000000..2cea7c104a26 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/gehc,pmc-adc.yaml @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/gehc,pmc-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: GE HealthCare PMC Analog to Digital Converter (ADC) + +maintainers: + - Herve Codina + +description: + The GE HealthCare PMC ADC is a 16-Channel (voltage and current), 16-Bit ADC + with an I2C Interface. + +properties: + compatible: + const: gehc,pmc-adc + + reg: + maxItems: 1 + + vdd-supply: + description: + Regulator for the VDD power supply. + + vdda-supply: + description: + Regulator for the VDD analog (VDDA) power supply. + + vddio-supply: + description: + Regulator for the VDD IO (VDDIO) power supply. + + vref-supply: + description: + Regulator for the voltage reference power supply. + + clocks: + maxItems: 1 + description: + The component uses an external oscillator (osc) if an external oscillator + is connected to its clock pins. Otherwise, it uses an internal reference + clock. + + clock-names: + items: + - const: osc + + "#io-channel-cells": + const: 2 + description: | + The first cell is the channel type (dt-bindings/iio/adc/gehc,pmc-adc.h + defines these values): + - 0: voltage + - 1: current + The second cell is the channel number from 0 to 15. + +required: + - compatible + - reg + - vdd-supply + - vdda-supply + - vddio-supply + - vref-supply + - '#io-channel-cells' + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + adc@14 { + compatible = "gehc,pmc-adc"; + reg = <0x14>; + vdd-supply = <®_vdd>; + vdda-supply = <®_vdda>; + vddio-supply = <®_vddio>; + vref-supply = <®_vref>; + #io-channel-cells = <2>; + }; + }; +... diff --git a/include/dt-bindings/iio/adc/gehc,pmc-adc.h b/include/dt-bindings/iio/adc/gehc,pmc-adc.h new file mode 100644 index 000000000000..2f291e3c76ae --- /dev/null +++ b/include/dt-bindings/iio/adc/gehc,pmc-adc.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ + +#ifndef _DT_BINDINGS_IIO_ADC_GEHC_PMC_ADC_H +#define _DT_BINDINGS_IIO_ADC_GEHC_PMC_ADC_H + +/* ADC channel type */ +#define GEHC_PMC_ADC_VOLTAGE 0 +#define GEHC_PMC_ADC_CURRENT 1 + +#endif