From patchwork Tue Feb 20 09:08:26 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ard Biesheuvel X-Patchwork-Id: 128860 Delivered-To: patch@linaro.org Received: by 10.46.124.24 with SMTP id x24csp4414608ljc; Tue, 20 Feb 2018 01:09:04 -0800 (PST) X-Google-Smtp-Source: AH8x2261aOGwXWXcD+f2z2lSUPh6xquN8a1p+N0lACsjr3X+F7IiZA8zPqiFiIShgyBQQTlPMxkH X-Received: by 2002:a17:902:6b87:: with SMTP id p7-v6mr16979212plk.9.1519117744563; Tue, 20 Feb 2018 01:09:04 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1519117744; cv=none; d=google.com; s=arc-20160816; b=Nlp00MUnZer4R0gUk0G5bwHEmgXx7Bz+4o8STeSSgarlWldQDY0fDDeqcbWYhhVvKp i6SaI60gvHMrKGknZdJtDnH/HEyTpxLWXfhu9fiEbzZjzNvgchOSagxrNTJoPDx80Xx8 XWbmjqnB6lX1gyPS17NzhdReYL5g9PAiWywqfnF3Ux7f4Kj0WCofDerlk5w6fF55ZmS9 UjB4MMgUu9FAhTn/HROXFwvYGcBXDAdRKoAVVk+WSakHmEyPz5WIp7aC0Dz/rZFQrl97 v9PmF1zTz51D5x6lS7r2AYmZMewUaYRct8cLjLuFcraJUOskzDnWVr4pt7o3BlBjk/Ds yLSA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:arc-authentication-results; bh=bVxkLcuJT9k+fZdQdH4l7y75wuordelEUv9ssTXm9xI=; b=1AoyPak7h4ZZ6D2Ke9AaD7leiwCOB+4M4kDgWIYb7xD6WZxATv9Qxa9qr1mUYSoDHS Djgg7vyRVv9nyAOM04idDLZo1DAJYDf6Kul0gEN2Dzz1+ypQCAPB/BTSQ3HNCSNkypbp PeiYYseS4yy8ymbxRF11vEZBTm72MQqFVMMJBoZBKdbO0F+XM3qANFcrwrZsfceKl4Rr x4SOg4/5YCIczImBfPByymLkUC32fNTj68h8HIPvG7MQl1TDV7B3KlhvqgjaGm8Hv80M AdxehJ0faTbIx9b+Ok2XIZ9XVr9Uh8YKTWJdZn2SQ+hzoVjBaWme49zmdbJpcqJlfRcD o5Cg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=j2lUFGqt; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t2-v6si10223994plm.674.2018.02.20.01.08.57; Tue, 20 Feb 2018 01:09:04 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=j2lUFGqt; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751448AbeBTJIw (ORCPT + 28 others); Tue, 20 Feb 2018 04:08:52 -0500 Received: from mail-wm0-f66.google.com ([74.125.82.66]:53001 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751119AbeBTJIi (ORCPT ); Tue, 20 Feb 2018 04:08:38 -0500 Received: by mail-wm0-f66.google.com with SMTP id t3so19872114wmc.2 for ; Tue, 20 Feb 2018 01:08:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=bVxkLcuJT9k+fZdQdH4l7y75wuordelEUv9ssTXm9xI=; b=j2lUFGqtH1vAW1zF5SGqmqTYPhk89nHr3gJY89TcWlTd+eLpy/xgL9622NuQVBRLoy 80ESdX9jRGcOvaLbVlROme6m/NxfMUNqTQ67IP/GwJ/iS/BnHyDtfUR4roQvhK2EFbm8 DcokGvLhvmjQA+CCsFSZ8I75XqIbTy/V05Cag= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=bVxkLcuJT9k+fZdQdH4l7y75wuordelEUv9ssTXm9xI=; b=YDanK6oguz0NOe2+GB+kdCHOC4Lyfs9ziwh7ljt5WBTK39ltWQjWL3ontZJkJbKRGN ou9N66snZt6A7Cb0zm6bjYfyydxHEpdFrto/vJiOtcr+qLdKnh7T26oC0i83YV+4M7gC 8A3dg1FC4OobO0Fjm0AOOmgZxZD2k31KDv6M7LO/zomseGsRjYEcHlkv58GG/3Bkpxj5 cYDP5sd4E7o7msSc12q7SwoNUkGRh+mfqv9p2Jyc7zr5NEmpVmEgatzMRRUMMac44Cps 5KlA7Mmlldpg+vLxt1TJk8A87/l74KkaWAjwEcpvT+ppxylwwidHXpEjERrgbF5klv5x hkMQ== X-Gm-Message-State: APf1xPA0E5MRf3P5fslwZh4R+8tDyBjUznLvJuyrEwC3iAHYuyzBo4O3 UtdIWhAPZrFBWEVrxidwI9Dgog== X-Received: by 10.28.106.19 with SMTP id f19mr854067wmc.84.1519117716945; Tue, 20 Feb 2018 01:08:36 -0800 (PST) Received: from localhost.localdomain ([105.149.187.179]) by smtp.gmail.com with ESMTPSA id o12sm16903906wrb.15.2018.02.20.01.08.34 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 20 Feb 2018 01:08:36 -0800 (PST) From: Ard Biesheuvel To: wsa@the-dreams.de, robh+dt@kernel.org, mark.rutland@arm.com, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, jassisinghbrar@gmail.com, Ard Biesheuvel Subject: [PATCH 1/2] dt-bindings: i2c: add binding for Socionext SynQuacer I2C Date: Tue, 20 Feb 2018 09:08:26 +0000 Message-Id: <20180220090827.913-2-ard.biesheuvel@linaro.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180220090827.913-1-ard.biesheuvel@linaro.org> References: <20180220090827.913-1-ard.biesheuvel@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a binding for the I2C controller that can be found in the Socionext SynQuacer SoC. Note that this is the exact same IP as the Fujitsu F_I2C. Signed-off-by: Ard Biesheuvel --- Documentation/devicetree/bindings/i2c/i2c-synquacer.txt | 29 ++++++++++++++++++++ 1 file changed, 29 insertions(+) -- 2.11.0 diff --git a/Documentation/devicetree/bindings/i2c/i2c-synquacer.txt b/Documentation/devicetree/bindings/i2c/i2c-synquacer.txt new file mode 100644 index 000000000000..4d0bb6a71211 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/i2c-synquacer.txt @@ -0,0 +1,29 @@ +Socionext SynQuacer I2C + +Required properties: +- compatible : Must be "socionext,synquacer-i2c" +- reg : Offset and length of the register set for the device +- interrupts : the interrupt specifier +- #address-cells : Must be <1>; +- #size-cells : Must be <0>; +- clock-names : Must contain "pclk". +- clocks : Must contain an entry for each name in clock-names. + (See the common clock bindings.) + +Optional properties: +- clock-frequency : Desired I2C bus clock frequency in Hz. As only Normal and + Fast modes are supported, possible values are 100000 and + 400000. + +Example : + + i2c@51210000 { + compatible = "socionext,synquacer-i2c"; + reg = <0x51210000 0x1000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clock-names = "pclk"; + clocks = <&clk_i2c>; + clock-frequency = <400000>; + };