From patchwork Thu Sep 12 18:25:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arturs Artamonovs via B4 Relay X-Patchwork-Id: 828357 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 774441C2DC6; Thu, 12 Sep 2024 18:20:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726165218; cv=none; b=iMwpyki8CE99HEONDEDaWTJUQuxzuIEO+1NmsL5lKeBlHfyBS4kbD6hhfhspm+70ETTCuMHhMPeaOI1MgczFqSUplFlbgPo35fNR8DnB4v8WXpXNEOQRjyj4WacHJvacr18khBT3TgJ0UhLGVh2mlSM0H94IdnTjmreE0itCZcY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726165218; c=relaxed/simple; bh=hqLKfdHAqsp9ubtvrEhSZkll8xQwV4IE1tn0OaSzusw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=TUTbXUGzYUEts/H2utRvLN9qTLiUz7pm1jx685rfRewU/rgXwXv7hyD9wYyXoIR6XeemHdNup5SHRYE+mehGRsdtlc+yH6IPkJTqGdVMuaKoC7rUpD0P5AbISs3f2P2SBDh/8pnKfCfEu0NEHa0c698OSLFVjyXAjiM2oWP34bw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TuNxeGlg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TuNxeGlg" Received: by smtp.kernel.org (Postfix) with ESMTPS id 44DE0C4E697; Thu, 12 Sep 2024 18:20:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1726165216; bh=hqLKfdHAqsp9ubtvrEhSZkll8xQwV4IE1tn0OaSzusw=; h=From:Date:Subject:References:In-Reply-To:List-Id:To:Cc:Reply-To: From; b=TuNxeGlgwVKz/YJpZgUWMzbRDtDYEboaVjUlEKcS2+wgLqz6ztXfxtPMRGFZqVbCH FB+LRvTghTeBCuVTpItqFOwLWAJQ2zLuVjA7AlekNdJLKITvPN9OAv8wjixp6TTApb G6dPauL0xsbsCxgHuUGhub98eMkgCC1M/RhbPYQLjl03VxLc1i7Hn+Ile6nfJhAH+V ZWaHu7cAz0Dn9T0nnxoKfc+xlD6CXjQ+Rlge+JRtL8afAVLk8Bin0hH+Q4UVTDAv5S QifGt/AbVtR3gnHUORcEolBkDzwwXMX0gRzPM2w5xjAZVzvT2uPyZKDtplhhFj/9Pb atvsp9pAD618g== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 380BBEEE25E; Thu, 12 Sep 2024 18:20:16 +0000 (UTC) From: Arturs Artamonovs via B4 Relay Date: Thu, 12 Sep 2024 19:25:01 +0100 Subject: [PATCH 16/21] dt-bindings: i2c: add i2c/twi driver documentation Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240912-test-v1-16-458fa57c8ccf@analog.com> References: <20240912-test-v1-0-458fa57c8ccf@analog.com> In-Reply-To: <20240912-test-v1-0-458fa57c8ccf@analog.com> To: Catalin Marinas , Will Deacon , Greg Malysa , Philipp Zabel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Utsav Agarwal , Michael Turquette , Stephen Boyd , Linus Walleij , Bartosz Golaszewski , Thomas Gleixner , Andi Shyti , Greg Kroah-Hartman , Jiri Slaby , Arnd Bergmann , Olof Johansson , soc@kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-i2c@vger.kernel.org, linux-serial@vger.kernel.org, Arturs Artamonovs , adsp-linux@analog.com, Arturs Artamonovs , Nathan Barrett-Morrison X-Mailer: b4 0.15-dev-7be4f X-Developer-Signature: v=1; a=ed25519-sha256; t=1726165513; l=2351; i=arturs.artamonovs@analog.com; s=20240909; h=from:subject:message-id; bh=NgI2mAXMr6wvtJUHYjzwLK7MgsJEKL9nzTeZkQleGms=; b=vhXEAs59UNXXy2CwczdwdKItNi03+ogGqzUK0a77UzJPEDl1pzu4/spYs4pnuCUKynl1Z68j+ HK1C/dGXcNECHVI1d4QCirnLQUyMOWAsGojtV0CO7eu/mjENPi367XQ X-Developer-Key: i=arturs.artamonovs@analog.com; a=ed25519; pk=UXODIid/MrmBXvqkX4PeEfetDaNAw9xKMINHIc5oZCk= X-Endpoint-Received: by B4 Relay for arturs.artamonovs@analog.com/20240909 with auth_id=206 X-Original-From: Arturs Artamonovs Reply-To: arturs.artamonovs@analog.com From: Arturs Artamonovs Add I2C driver bindings. Signed-off-by: Arturs Artamonovs Co-developed-by: Nathan Barrett-Morrison Signed-off-by: Nathan Barrett-Morrison Co-developed-by: Greg Malysa Signed-off-by: Greg Malysa --- Documentation/devicetree/bindings/i2c/adi,twi.yaml | 71 ++++++++++++++++++++++ 1 file changed, 71 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/adi,twi.yaml b/Documentation/devicetree/bindings/i2c/adi,twi.yaml new file mode 100644 index 0000000000000000000000000000000000000000..e935b09066cf806c89a796fdd5fe73ee0b644432 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/adi,twi.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/adi,twi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices I2C Peripheral for SC5XX Processor Family + +maintainers: + - Arturs Artamonovs + - Utsav Agarwal + +description: | + Analog Devices I2C Peripheral driver for SC5XX Processor Family + +properties: + compatible: + enum: + - adi,twi + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clock-khz: + $ref: /schemas/types.yaml#/definitions/uint32 + + clocks: + maxItems: 1 + + clock-names: + maxItems: 1 + +required: + - compatible + - "#address-cells" + - "#size-cells" + - reg + - interrupts + - clock-khz + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include + #include + #include + + i2c0: twi@31001400 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "adi,twi"; + reg = <0x31001400 0xFF>; + interrupts = ; + clock-khz = <100>; + clocks = <&clk ADSP_SC598_CLK_CGU0_SCLK0>; + clock-names = "sclk0"; + status = "disabled"; + }; +