From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754827AbaIPWJs (ORCPT ); Tue, 16 Sep 2014 18:09:48 -0400 Received: from mail-wi0-f182.google.com ([209.85.212.182]:56003 "EHLO mail-wi0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754754AbaIPWJq (ORCPT ); Tue, 16 Sep 2014 18:09:46 -0400 From: Beniamino Galvani To: Wolfram Sang Cc: Carlo Caione , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Grant Likely , linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Beniamino Galvani Subject: [PATCH 2/2] i2c: meson: add device tree bindings documentation Date: Wed, 17 Sep 2014 00:07:57 +0200 Message-Id: <1410905277-22172-3-git-send-email-b.galvani@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1410905277-22172-1-git-send-email-b.galvani@gmail.com> References: <1410905277-22172-1-git-send-email-b.galvani@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add device tree bindings documentation for the I2C controller found in Amlogic Meson SoCs. Signed-off-by: Beniamino Galvani --- .../devicetree/bindings/i2c/i2c-meson.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/i2c-meson.txt diff --git a/Documentation/devicetree/bindings/i2c/i2c-meson.txt b/Documentation/devicetree/bindings/i2c/i2c-meson.txt new file mode 100644 index 0000000..54a6c2c --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/i2c-meson.txt @@ -0,0 +1,24 @@ +* Amlogic Meson I2C controller + +Required properties: + - compatible: must be "amlogic,meson6-i2c" + - reg: physical address and length of the device register set + - interrupts: a single interrupt specifier + - clocks: clock for the device + - #address-cells: should be <1> + - #size-cells: should be <0> + +Optional properties: +- clock-frequency: the desired I2C bus clock frequency in Hz; in + absence of this property the default value is used (100 kHz). + +Example: + + i2c@c1108500 { + compatible = "amlogic,meson6-i2c"; + reg = <0xc1108500 0x20>; + interrupts = <0 21 1>; + clocks = <&clk81>; + #address-cells = <1>; + #size-cells = <0>; + }; -- 1.9.1