Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S938873AbcJGPXg (ORCPT ); Fri, 7 Oct 2016 11:23:36 -0400 Received: from mail-wm0-f53.google.com ([74.125.82.53]:35010 "EHLO mail-wm0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936419AbcJGPWP (ORCPT ); Fri, 7 Oct 2016 11:22:15 -0400 From: Pantelis Antoniou To: Lee Jones Cc: Linus Walleij , Alexandre Courbot , Rob Herring , Mark Rutland , Frank Rowand , Georgi Vlaev , Guenter Roeck , JawaharBalaji Thirumalaisamy , 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, netdev@vger.kernel.org Subject: [PATCH 4/4] gpio: ptxpmb-ext-cpld: Document bindings of PTXPMB extended CPLD Date: Fri, 7 Oct 2016 18:19:34 +0300 Message-Id: <1475853574-22339-5-git-send-email-pantelis.antoniou@konsulko.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1475853574-22339-1-git-send-email-pantelis.antoniou@konsulko.com> References: <1475853574-22339-1-git-send-email-pantelis.antoniou@konsulko.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1639 Lines: 57 From: Georgi Vlaev Add device tree bindings document for the GPIO driver of Juniper's PTXPMB extended CPLD. Signed-off-by: Georgi Vlaev [Ported from Juniper kernel] Signed-off-by: Pantelis Antoniou --- .../bindings/gpio/jnx,gpio-ptxpmb-ext-cpld.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/jnx,gpio-ptxpmb-ext-cpld.txt diff --git a/Documentation/devicetree/bindings/gpio/jnx,gpio-ptxpmb-ext-cpld.txt b/Documentation/devicetree/bindings/gpio/jnx,gpio-ptxpmb-ext-cpld.txt new file mode 100644 index 0000000..87f01b9 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/jnx,gpio-ptxpmb-ext-cpld.txt @@ -0,0 +1,36 @@ +Juniper PTXPMB extended CPLD GPIO block + +Required properties: + +- compatible: + Must be "jnx,gpio-ptxpmb-ext-cpld" + +- #gpio-cells: + Should be <2>. The first cell is the pin number (within the controller's + pin space), and the second is used for the following flags: + bit[0]: direction (0 = out, 1 = in) + bit[1]: init high + bit[2]: active low + +- gpio-controller: + Specifies that the node is a GPIO controller. + +- interrupt-controller: + Specifies that the node is an interrupt controller. + +Optional properties: + +- reg: + Address and length of the register set for the device. Usually supplied + by the parent MFD device. + + +Example: + +gpio_ext_cpld: cpld-ext-gpio { + compatible = "jnx,gpio-ptxpmb-ext-cpld"; + #gpio-cells = <2>; + #interrupt-cells = <2>; + gpio-controller; + interrupt-controller; +}; -- 1.9.1