From patchwork Tue Jul 2 11:52:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Bonnefille X-Patchwork-Id: 13719510 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) (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 8903412FB02; Tue, 2 Jul 2024 11:53:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719921199; cv=none; b=K3TghGLl3yuxaLsEci/O6lOo0tQNOuEr/ZIrJaIDwsWOLzWJ3xTQkH0jfUDuIWwwu3oIr09jOr6jk8LQNSyEj2c+QJNLlabnXzg9ViIwHWzZr6mim8zYakmj9erF6nTHditoeKlJ5hLwG/iQqhfTKCGxiAyfza4lINjsWrrFuXM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719921199; c=relaxed/simple; bh=xFU1ZTWWDXMnh1IPgPeerJ9PIRESjK9ivSjm0yRjZ6g=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=IMNCsSphTs33x8jyp+RKn7DvguueZUit4mad0obUOQyHiU4uiJeY2I1pduBupISdpEcMdznyZZ45NcgPp7wZVhJTn2k0T77pH9BRrg4T861x2vvJvwowRzR1+6aWD57vcJ0FDu+3g2UBVTU8su+pP2tf3ca3C+3HtX6ostIe34c= 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=h7w8X7Ym; arc=none smtp.client-ip=217.70.183.201 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="h7w8X7Ym" Received: by mail.gandi.net (Postfix) with ESMTPSA id 084991BF213; Tue, 2 Jul 2024 11:53:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1719921194; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gqC7auAvQgW9A/VK3641+r1UdxlnIIFJMqdNw3IN0E8=; b=h7w8X7Ymc/zvg+nQGNtcHw99Z+LNVB4kkkykGYu1pNVAwfUAOJGqYPwIX4EO1l/UW7qfV6 MsR/SRV06v6diweqPiAPi5hIw80hC40El59u52AB5lOR/YEg1mEaxK4ffe/JmICNilGJnG /C9D9LyAlJxmkw876Ltaz01I3TTz6bwwXwD17cHpDemzFCQzyHyFwWFMNo8D5e/1jV/tn8 eO2cFGHP8fvaLTXOkzcI+RyJ/VezVBx0NCdmuKNZAY6BSy7vCsbHW2lf0t/hiFdMDTvq8o /WEaSmPHk7X0y1WCly5PwlRLR/MGfutj2Yn80KmC5Sr+a1ONVdmFV3vY3GR/RQ== From: Thomas Bonnefille Date: Tue, 02 Jul 2024 13:52:21 +0200 Subject: [PATCH 1/3] dt-bindings: iio: adc: sophgo,cv18xx-saradc.yaml: Add Sophgo SARADC binding documentation Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240702-sg2002-adc-v1-1-ac66e076a756@bootlin.com> References: <20240702-sg2002-adc-v1-0-ac66e076a756@bootlin.com> In-Reply-To: <20240702-sg2002-adc-v1-0-ac66e076a756@bootlin.com> To: Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: Thomas Petazzoni , =?utf-8?q?Miqu=C3=A8l_R?= =?utf-8?q?aynal?= , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Thomas Bonnefille X-Mailer: b4 0.14.0 X-GND-Sasl: thomas.bonnefille@bootlin.com The Sophgo SARADC is a Successive Approximation ADC that can be found in the Sophgo SoC. Signed-off-by: Thomas Bonnefille --- .../bindings/iio/adc/sophgo,cv18xx-saradc.yaml | 51 ++++++++++++++++++++++ MAINTAINERS | 5 +++ 2 files changed, 56 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml new file mode 100644 index 000000000000..21fd5dc8e24e --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/sophgo,cv18xx-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo 3 channels Successive Approximation Analog to Digital Converters + +maintainers: + - Thomas Bonnefille + +description: + Datasheet at https://github.com/sophgo/sophgo-doc/releases + +properties: + compatible: + const: sophgo,cv18xx-saradc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + description: + SARADC will use the presence of this clock to determine if the controller + needs to be explicitly clocked by it (Active domain) or if it is part of + the No-Die Domain, along with the RTC, which does not require explicit + clocking. + maxItems: 1 + +required: + - compatible + - reg + +examples: + - | + # ADC in the Active domain + adc@30f0000 { + compatible = "sophgo,cv18xx-saradc"; + clocks = <&clk CLK_SARADC>; + interrupts = <100 IRQ_TYPE_LEVEL_HIGH>; + reg = <0x030F0000 0x1000>; + }; + - | + # ADC in the No-Die domain + adc@502c000 { + compatible = "sophgo,cv18xx-saradc"; + reg = <0x0502C000 0x1000>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index aacccb376c28..dc87898c518c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20901,6 +20901,11 @@ S: Maintained N: sophgo K: sophgo +SOPHGO SARADC DEVICE DRIVER +M: Thomas Bonnefille +S: Maintained +F: Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml + SOUND M: Jaroslav Kysela M: Takashi Iwai