From patchwork Wed Apr 5 14:01:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Frattaroli X-Patchwork-Id: 1765413 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20210112 header.b=HywO5JxM; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4Ps5wS6J3Sz1yZh for ; Thu, 6 Apr 2023 00:04:24 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238434AbjDEOEW (ORCPT ); Wed, 5 Apr 2023 10:04:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43726 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238287AbjDEODO (ORCPT ); Wed, 5 Apr 2023 10:03:14 -0400 Received: from mail-lj1-x230.google.com (mail-lj1-x230.google.com [IPv6:2a00:1450:4864:20::230]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB1A7729A; Wed, 5 Apr 2023 07:01:37 -0700 (PDT) Received: by mail-lj1-x230.google.com with SMTP id a44so18758722ljr.10; Wed, 05 Apr 2023 07:01:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1680703292; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=2kEpFJSLQ8LuijRNCE1GflXz6A3tNgKwJ9XWnGsb954=; b=HywO5JxM90BaXLZoJ5SdW/n8CKGwqjoFou8tbU3RPTvez7ntTaBhDGKin2tO1VL5Fz qk65aJHkMaY5g8xssLhCLpiD7t+VS3sXi9ai1OLU5jjU8HtfVLiaSR42UPTXRTB2sATt 9LAEevwZH0eDCCcUFKWN8ctibZjpLgaOPvqT8AwYIpq6ULgeviZ02ebGEKG0IX+k7DuB OqUOibuHBMQahXW0uwtyqJIhv/9EWiI/fEAr7Y5I912WLCflL2ICNjeMV7IYI0upi9S8 fDx7Hj9Iy/udXiUaGdZzYbeAEidcfrtdnUUmfv0ju8i8XM+tjYGP/d54TMqvc9t6tKnx VorQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680703292; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=2kEpFJSLQ8LuijRNCE1GflXz6A3tNgKwJ9XWnGsb954=; b=vjvsu5drKFXsUOrYAySBNwRLASAJC/WK1XUpzLQqZV2wvH6301eBtxw4HejcmJ3AIl Yzg9YPqOBXzmX3vafo02nLmCY84WF6kfv/Ev/mp8gLYZhbqmx7mr9uRrynfFwTXVPhKX FWr4Wz77bftQPr2KSy7FsalDgCe1TXU7jxFnSC+2SYOZVkeMmdbNFT0+0MBDW32x19qj 3WiSZYhblpViSvjoNXI0my1Dk9pX/nzKnWEvNY2giOVBawzN7GFdXJZgJLXen2qfeRUc ItSNEF/M6RZlI22it3TVOFmDio8HZmaOCvbaU89FXOlHfgSfXGzyFvodRVwKJQWdnGVF 9Itg== X-Gm-Message-State: AAQBX9e5SuIuzRRGrNkC0E5KA7Crg4RX5yCxhcStFhIAXczwtSby4wPN g2fSixBeZ+xFTioi94ExfeQ= X-Google-Smtp-Source: AKy350aJvXnN1jyTntFpnUvVePZdTUkqffK34fvAXYEZlDTuP1r5VAHxnz07gxcQiSgHfGIUkeQnOw== X-Received: by 2002:a05:651c:22f:b0:299:ac49:46da with SMTP id z15-20020a05651c022f00b00299ac4946damr1787725ljn.42.1680703292092; Wed, 05 Apr 2023 07:01:32 -0700 (PDT) Received: from archbox.v.cablecom.net (84-72-105-84.dclient.hispeed.ch. [84.72.105.84]) by smtp.gmail.com with ESMTPSA id g6-20020a05600c4ec600b003edc4788fa0sm2412383wmq.2.2023.04.05.07.01.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Apr 2023 07:01:31 -0700 (PDT) From: Nicolas Frattaroli To: Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Michael Welling Cc: Nicolas Frattaroli , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/4] dt-bindings: iio: dac: mcp4922: add vdd-supply property Date: Wed, 5 Apr 2023 16:01:11 +0200 Message-Id: <20230405140114.99011-2-frattaroli.nicolas@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230405140114.99011-1-frattaroli.nicolas@gmail.com> References: <20230405140114.99011-1-frattaroli.nicolas@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org These chips have a vdd supply input, which should be modelled in the bindings as well. Vref is only the voltage reference supply for the string DAC. Signed-off-by: Nicolas Frattaroli Acked-by: Michael Welling --- .../devicetree/bindings/iio/dac/microchip,mcp4922.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/dac/microchip,mcp4922.yaml b/Documentation/devicetree/bindings/iio/dac/microchip,mcp4922.yaml index 19374401e509..a3e80e90eeca 100644 --- a/Documentation/devicetree/bindings/iio/dac/microchip,mcp4922.yaml +++ b/Documentation/devicetree/bindings/iio/dac/microchip,mcp4922.yaml @@ -21,11 +21,14 @@ properties: reg: maxItems: 1 + vdd-supply: true + vref-supply: true required: - compatible - reg + - vdd-supply - vref-supply allOf: @@ -42,6 +45,7 @@ examples: dac@0 { compatible = "microchip,mcp4912"; reg = <0>; + vdd-supply = <&dac_reg>; vref-supply = <&dac_vref>; }; }; From patchwork Wed Apr 5 14:01:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Frattaroli X-Patchwork-Id: 1765414 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20210112 header.b=GZIpSKio; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4Ps5wT2C5qz1yZj for ; Thu, 6 Apr 2023 00:04:25 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238438AbjDEOEX (ORCPT ); Wed, 5 Apr 2023 10:04:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42534 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238330AbjDEODO (ORCPT ); Wed, 5 Apr 2023 10:03:14 -0400 Received: from mail-wm1-x32c.google.com (mail-wm1-x32c.google.com [IPv6:2a00:1450:4864:20::32c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 80BC372AB; Wed, 5 Apr 2023 07:01:38 -0700 (PDT) Received: by mail-wm1-x32c.google.com with SMTP id n10-20020a05600c4f8a00b003ee93d2c914so23473376wmq.2; Wed, 05 Apr 2023 07:01:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1680703294; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=yJO4cU5jxcnurUOX6f4KDHqm+rWcV3FRe8BNYyMZhTs=; b=GZIpSKio8POp9yFYqcy4tTIeg6G75uXC1rI4ORepXnVW7XpXjwXzkb57sYVxYVXpMq Jbt9w4pHidyxTVQAo2V6U3cG5lU2mQCqoQ9H8yQ0oLfHLpU8o8DV3KIgREQZYyt8JNxY f957Sy1t8LJcEW4ZOI/y+UEu9dTVSmIuSl/kR2U5q0IdfxSFQRMYuCOxmKurAd2+IVWB 10i/3KGSrNcA2V2UP3PNTp0kp3atWyo5mfPee9+RSBQ4ZftdBAj0cvUY+flnPifhYiqF RcYiLCQifela1BYE5qH0EeY+ycaxYtay+YabFiUSeVOG/fsizaRHsG7pYiwfgEgexqgJ SOaQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680703294; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=yJO4cU5jxcnurUOX6f4KDHqm+rWcV3FRe8BNYyMZhTs=; b=TIgtqibIUf7y+3rtaOnrfSk+c/kVhmGeqKczAyoRCQ9k/mXlGK45K9mzLW/vgZ+iZG tOI+v6CtKEQNrKZwQOjNsc3QAFfwGxew7VtZx22WPZGRG+IY0vaLbofSRHmsrlWUafUU Ic3QvejoDYgDs30NNKXzxaN48UEICtsiLZ7BC2zVZEPVuGK449R95scQmaaWLKCp7Bhc wjDCRXSG1gUf9THoQpgLF2m+g/0T8kb4skSrBXT9nv6Hwgu5cGWYvc5TXF2o/1L4Upb/ NS6M1WKSSnb/736oDLOvLOX3LBNqs2A/Vr5wBYmKC7vusj/vcs6M4H/8hAxxNtXXEriU lNLw== X-Gm-Message-State: AAQBX9ckE644z6LioMC0IB5/No8ItjG1V2jazPfQKX+TLU4D5MT2wqAJ l1RykzokqnceaQn09gZhDeA= X-Google-Smtp-Source: AKy350aatKyrYZdlVWUDF0Q3KqS0G65RpWo8nbCYld43xcVdeJFQb3zoRkj/yKe0PMdV508v2AI4vQ== X-Received: by 2002:a7b:c416:0:b0:3ee:6d55:8b73 with SMTP id k22-20020a7bc416000000b003ee6d558b73mr4918297wmi.29.1680703294286; Wed, 05 Apr 2023 07:01:34 -0700 (PDT) Received: from archbox.v.cablecom.net (84-72-105-84.dclient.hispeed.ch. [84.72.105.84]) by smtp.gmail.com with ESMTPSA id g6-20020a05600c4ec600b003edc4788fa0sm2412383wmq.2.2023.04.05.07.01.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Apr 2023 07:01:33 -0700 (PDT) From: Nicolas Frattaroli To: Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Nicolas Frattaroli Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/4] dt-bindings: iio: dac: add mcp4822 Date: Wed, 5 Apr 2023 16:01:13 +0200 Message-Id: <20230405140114.99011-4-frattaroli.nicolas@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230405140114.99011-1-frattaroli.nicolas@gmail.com> References: <20230405140114.99011-1-frattaroli.nicolas@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The MCP4801, MCP4802, MCP4811, MCP4812, MCP4821, and MCP4822 are SPI digital-to-analog converters by Microchip, which have an internal voltage reference, in contrast to the MCP49xx series of DACs which use an external voltage reference. Thus, these need a separate binding, as to not overcomplicate the mcp4922 binding. Signed-off-by: Nicolas Frattaroli --- .../bindings/iio/dac/microchip,mcp4822.yaml | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/dac/microchip,mcp4822.yaml diff --git a/Documentation/devicetree/bindings/iio/dac/microchip,mcp4822.yaml b/Documentation/devicetree/bindings/iio/dac/microchip,mcp4822.yaml new file mode 100644 index 000000000000..c6eaf0079add --- /dev/null +++ b/Documentation/devicetree/bindings/iio/dac/microchip,mcp4822.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/dac/microchip,mcp4822.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip MCP4801, MCP4802, MCP4811, MCP4812, MCP4821 and MCP4822 SPI DACs + +maintainers: + - Nicolas Frattaroli + +properties: + compatible: + enum: + - microchip,mcp4801 + - microchip,mcp4802 + - microchip,mcp4811 + - microchip,mcp4812 + - microchip,mcp4821 + - microchip,mcp4822 + + reg: + maxItems: 1 + + vdd-supply: true + +required: + - compatible + - reg + - vdd-supply + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + dac@0 { + compatible = "microchip,mcp4821"; + reg = <0>; + vdd-supply = <&dac_reg>; + }; + }; +...