From nobody Mon Nov 25 19:22:35 2024 Received: from mail-wm1-f44.google.com (mail-wm1-f44.google.com [209.85.128.44]) (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 A93D61D4359 for ; Fri, 25 Oct 2024 09:50:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.44 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729849859; cv=none; b=mAq9TurnEknBH+2KKopgpwv2KGSULAqWTD9SXd0Gd0dKwjpPlUz6OYwiHpGcU2lTZ/2iM08ZHJyQO3q/Yl1Rv695/tGa2wpxwluShEVkrHTSeOlqREXXmVRg4Nn22ixflgrim4dqRfTv4VSfACWOPndyY20v9XR6TH6Pdn53+nY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729849859; c=relaxed/simple; bh=MA2oG/y7V1+Goz7xziXlVN+hyrEb/+ZFaEcTpQoHM1s=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Ua67w9ueeVUtWdfybeioYp+4QQ9UtVYsCYIiQNojioI5fjiqIOnze90StO25VAfH65HbFQ5pHmsMWRDbP27hZBxrjCcAkaMhYo92/TprKgqRRhRzwT9ZbvUwh29eQMtlbPcOHzZNBJKGIVA03IZwuuUxmtTXJmaeBGddHIo4CHk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com; spf=pass smtp.mailfrom=baylibre.com; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b=jG3qPu3w; arc=none smtp.client-ip=209.85.128.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baylibre.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b="jG3qPu3w" Received: by mail-wm1-f44.google.com with SMTP id 5b1f17b1804b1-4314f38d274so24299965e9.1 for ; Fri, 25 Oct 2024 02:50:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1729849856; x=1730454656; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=y3Jl9+VGm0G8JZ+DzIDolKuvv4I1MhBsGUOVMggicwA=; b=jG3qPu3w6hjd7ymVPk20n8xJK37iBchpm2hF9xM5c4UQTtgIGwW9Nl3D570U21fWyF tx9nKQ3jymp2JtGjqxwV5s+6MKJgcN105VtFz2nIOemGH80mJtO31WkrXuWbygjAtLhv vQhxha7aaz4Px2ptYtefUWMMrqB5UrlQ9gG8LnkUE1hk9Eo85Faytgfv9h6v3gVRC4Su uro6OzS/3/+w8dz2TsUau/U+ZRdCULFNWsjPxlzP7iOBmH6+3O2iv6lvNBoVXepkgdjH r2TRN80mGumKWAA4kG8eXRv8qtriItv4BHfcu0D2b2qVQqDpAbgTLOQH3RV9W5IJOKMR InEg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729849856; x=1730454656; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=y3Jl9+VGm0G8JZ+DzIDolKuvv4I1MhBsGUOVMggicwA=; b=NEUeg84hTRy0FbX7PtjPV6OUwyHayBlxF9j7A2ZrlcpQPwyTFYOOO6b2jBaUeSTZHq yC7+j+G45uaVf8SOkkOteTT8MRDMDlAS9E2Q+MJKnlHNv6YENz6kuvtFrmXtaWEOWuaP OqAQviDvbF0WIIK6ztztEVyzbX2W93qmrhuUFurJu6khQFsU7Bvqjfzjexchzk5uG1lh g88Ao63lshZo0m982gXDGjcNdXSZq3jX9Ba6MprePR1G06umeXP/3Jkiz6goM0WulKmX le/E/KS1z8kggJaLiBm0EtMLpkFBs/Renz42TbEO2F55xNN1kMsSWW7m//aoJYXpa+QG ubDg== X-Forwarded-Encrypted: i=1; AJvYcCWW2EidQLq47wyI6V6IAf1Wby3g9n83LPFXxc0zrt1prn90oeBRYdSfRva6cqS5IKIB29qvKRRBRyrxf7c=@vger.kernel.org X-Gm-Message-State: AOJu0Yw+RTve2dG/ATu2nsw5o0xUdIVcveb5C1SwrgZDNoK5ypi3kIUa 5M7pL4JJYeSuoZLCo9HRJH0Z1eMTgad01Pao+uimcgTx6zBuG6zA7eF9Cn7u+NA= X-Google-Smtp-Source: AGHT+IGp6FOLRzHC4WGgiEzptHXcfUuJz06Ojf2vMBCrTO1PWzKMoH/swRVXT64yBEJHdmEx2htglA== X-Received: by 2002:a05:600c:3543:b0:42c:b508:750e with SMTP id 5b1f17b1804b1-43184201ddemr84270515e9.11.1729849855699; Fri, 25 Oct 2024 02:50:55 -0700 (PDT) Received: from [127.0.1.1] (host-79-41-194-153.retail.telecomitalia.it. [79.41.194.153]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-431935f6df1sm12895085e9.35.2024.10.25.02.50.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Oct 2024 02:50:55 -0700 (PDT) From: Angelo Dureghello X-Google-Original-From: Angelo Dureghello Date: Fri, 25 Oct 2024 11:49:34 +0200 Subject: [PATCH v8 1/8] dt-bindings: iio: dac: ad3552r: add iio backend support 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: <20241025-wip-bl-ad3552r-axi-v0-iio-testing-v8-1-74ca7dd60567@baylibre.com> References: <20241025-wip-bl-ad3552r-axi-v0-iio-testing-v8-0-74ca7dd60567@baylibre.com> In-Reply-To: <20241025-wip-bl-ad3552r-axi-v0-iio-testing-v8-0-74ca7dd60567@baylibre.com> To: Lars-Peter Clausen , Michael Hennerich , =?utf-8?q?Nuno_S=C3=A1?= , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Olivier Moysan Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Brown , dlechner@baylibre.com, Angelo Dureghello , Conor Dooley X-Mailer: b4 0.14.1 From: Angelo Dureghello There is a version of AXI DAC IP block (for FPGAs) that provides a physical QSPI bus for AD3552R and similar chips, so supporting spi-controller functionalities. For this case, the binding is modified to include some additional properties. Acked-by: Conor Dooley Signed-off-by: Angelo Dureghello --- Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml b/D= ocumentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml index 41fe00034742..2d2561a52683 100644 --- a/Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml +++ b/Documentation/devicetree/bindings/iio/dac/adi,ad3552r.yaml @@ -60,6 +60,12 @@ properties: $ref: /schemas/types.yaml#/definitions/uint32 enum: [0, 1, 2, 3] =20 + io-backends: + description: The iio backend reference. + Device can be optionally connected to the "axi-ad3552r IP" fpga-based + QSPI + DDR (Double Data Rate) controller to reach high speed transfe= rs. + maxItems: 1 + '#address-cells': const: 1 =20 @@ -128,6 +134,7 @@ patternProperties: - custom-output-range-config =20 allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# - if: properties: compatible: --=20 2.45.0.rc1