From patchwork Fri Oct 7 15:17:23 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pantelis Antoniou X-Patchwork-Id: 679429 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3srDLS6ZPTz9tB1 for ; Sat, 8 Oct 2016 02:42:56 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=konsulko.com header.i=@konsulko.com header.b=Tz3krmgD; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757090AbcJGPmk (ORCPT ); Fri, 7 Oct 2016 11:42:40 -0400 Received: from mail-wm0-f42.google.com ([74.125.82.42]:35707 "EHLO mail-wm0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756881AbcJGPTr (ORCPT ); Fri, 7 Oct 2016 11:19:47 -0400 Received: by mail-wm0-f42.google.com with SMTP id f193so38896032wmg.0 for ; Fri, 07 Oct 2016 08:19:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=konsulko.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=jaM8riV4iSyS+07gD6wkJkxJyjGAgqtN/QoEVyen1/0=; b=Tz3krmgDwUoul6CPwahNzekw5koRb3p24W/xhxm10FvraCAqsELoHfSD5ySZVPJIEa 3Q/6Udv5omNsjWsM7QdloS4kTs9sSsoIlWzW0AydGLJVn5U+nJqWp0XoCtP5xcNUA+7l pXHBEn2HRg1aSCXEhuj8JezLRB3+rS9dtt+8E= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=jaM8riV4iSyS+07gD6wkJkxJyjGAgqtN/QoEVyen1/0=; b=JM6+pLqev92u2m+hxHpvImvO+UbL/n8RJzOutybLGnVhbOZTd1XxKguc0wdo6zlvXi krLaLLrLD9QBsOllHu80tszTeLM+jRXTMstRIlrFugBcKHCTPFMOvIkCXLzFYhlMlPlR dzErYVm10Dye5WGIsdYNIM1JW2PL9XlPQXNZo9vkeFiVj5sCEII80759U0kB255phQyC kvAcNtXesOPO2jpCcQQA3OwicbK/PXtQ5jQL18m0ZMIIAgG88VeJlDuAgDrUVkNeQX+p RNBvtQCApF7bRfh+iaBJkPys7aNcBE33zqvZ5b9MIa0WAP9PG16OEZilVkQMAcTXeETI VaGQ== X-Gm-Message-State: AA6/9RlbaLHtOkrGydMC7+gC+9IOuPYWhhbunfjB73C/9CsMUboJhixUzprJgypuRiLABA== X-Received: by 10.28.148.18 with SMTP id w18mr15210742wmd.108.1475853586278; Fri, 07 Oct 2016 08:19:46 -0700 (PDT) Received: from localhost.localdomain ([195.97.110.117]) by smtp.gmail.com with ESMTPSA id y2sm20136528wji.42.2016.10.07.08.19.43 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 07 Oct 2016 08:19:45 -0700 (PDT) From: Pantelis Antoniou To: Lee Jones Cc: Rob Herring , Linus Walleij , Alexandre Courbot , Mark Rutland , Frank Rowand , Wolfram Sang , David Woodhouse , Brian Norris , Wim Van Sebroeck , Guenter Roeck , Peter Rosin , Debjit Ghosh , Georgi Vlaev , Guenter Roeck , JawaharBalaji Thirumalaisamy , Rajat Jain , Pantelis Antoniou , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-i2c@vger.kernel.org, linux-mtd@lists.infradead.org, linux-watchdog@vger.kernel.org Subject: [PATCH 02/10] mfd: ptxpmb-cpld: Add documentation for PTXPMB CPLD Date: Fri, 7 Oct 2016 18:17:23 +0300 Message-Id: <1475853451-22121-3-git-send-email-pantelis.antoniou@konsulko.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1475853451-22121-1-git-send-email-pantelis.antoniou@konsulko.com> References: <1475853451-22121-1-git-send-email-pantelis.antoniou@konsulko.com> Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org From: Georgi Vlaev Add DT bindings document for the PTXPMB CPLD MFD device. Signed-off-by: Georgi Vlaev [Ported from Juniper kernel] Signed-off-by: Pantelis Antoniou --- .../devicetree/bindings/mfd/jnx-ptxpmb-cpld.txt | 76 ++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/jnx-ptxpmb-cpld.txt diff --git a/Documentation/devicetree/bindings/mfd/jnx-ptxpmb-cpld.txt b/Documentation/devicetree/bindings/mfd/jnx-ptxpmb-cpld.txt new file mode 100644 index 0000000..cc3cbb9 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/jnx-ptxpmb-cpld.txt @@ -0,0 +1,76 @@ +* Device tree bindings for Juniper's PTXPMB CPLD FPGA MFD driver + +The device supports a number I2C muxes, hardware watchdog and a gpio block. +Those devices bindings are described in the jnx-i2c-mux-ptxpmb-cpld, +jnx-ptxpmb-wdt and jnx-gpio-ptxpmb-cpld documents. + +Required properties: + +- compatible: "jnx,ptxpmb-cpld", "jnx,ngpmb-bcpld". They differ + in the i2c-mux blocks. + +- reg: contains offset/length value for device state control + registers space. + +Optional properties: + +- interrupts: The interrupt line(s) the /IRQ signal(s) for the device is + connected to. + +- interrupt-parent: The parent interrupt controller. + +Example: + +cpld@0,0 { + compatible = "jnx,ptxpmb-cpld"; + reg = <0x0 0 0x10000>; + + cpld-i2c-mux { + compatible = "jnx,i2c-mux-ptxpmb-cpld"; + #address-cells = <1>; + #size-cells = <0>; + + i2c-parent = <&i2c_master_0>; + + num-enable = <1>; + + i2c@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + + /* PMB devices are accessed through FPC */ + + temp-sensor@1a { /* FPC */ + compatible = "maxim,max6697"; + reg = <0x1a>; + smbus-timeout-disable; + resistance-cancellation; + alert-mask = <0xff>; + over-temperature-mask = <0xff>; + }; + }; + + pic0i2c: i2c@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + /* PIC 0 */ + }; + + pic1i2c: i2c@2 { + reg = <2>; + #address-cells = <1>; + #size-cells = <0>; + + /* PIC 1 */ + }; + }; + + gpio_cpld: cpld_gpio { + compatible = "jnx,gpio-ptxpmb-cpld"; + #gpio-cells = <2>; + gpio-controller; + }; +};