From patchwork Wed Apr 23 00:31:50 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Courtney Cavin X-Patchwork-Id: 4037071 Return-Path: X-Original-To: patchwork-linux-arm-msm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 760399F1F4 for ; Wed, 23 Apr 2014 00:31:03 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3B471201F2 for ; Wed, 23 Apr 2014 00:30:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C3B4B201EF for ; Wed, 23 Apr 2014 00:30:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752539AbaDWAag (ORCPT ); Tue, 22 Apr 2014 20:30:36 -0400 Received: from seldrel01.sonyericsson.com ([212.209.106.2]:15140 "EHLO seldrel01.sonyericsson.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750927AbaDWAad (ORCPT ); Tue, 22 Apr 2014 20:30:33 -0400 From: Courtney Cavin To: Samuel Ortiz , Lee Jones CC: Josh Cartwright , Grant Likely , Rob Herring , , , Subject: [PATCH 2/2] mfd: pm8x41: document device tree bindings Date: Tue, 22 Apr 2014 17:31:50 -0700 Message-ID: <1398213110-28135-2-git-send-email-courtney.cavin@sonymobile.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <1398213110-28135-1-git-send-email-courtney.cavin@sonymobile.com> References: <1398213110-28135-1-git-send-email-courtney.cavin@sonymobile.com> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Josh Cartwright Document the bindings used to describe the Qualcomm 8x41 PMICs. Signed-off-by: Josh Cartwright Signed-off-by: Courtney Cavin --- Documentation/devicetree/bindings/mfd/pm8x41.txt | 34 ++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/pm8x41.txt diff --git a/Documentation/devicetree/bindings/mfd/pm8x41.txt b/Documentation/devicetree/bindings/mfd/pm8x41.txt new file mode 100644 index 0000000..b865a4f --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/pm8x41.txt @@ -0,0 +1,34 @@ +Qualcomm PM8841 and PM8941 PMIC multi-function device bindings + +The PM8x41 PMICs are used with the Qualcomm Snapdragon 800 series SoCs, and are +interfaced to the chip via the SPMI (System Power Management Interface) bus. +Support for multiple independent functions are implemented by splitting the +16-bit SPMI slave address space into 256 smaller fixed-size regions, 256 bytes +each. A function can consume one or more of these fixed-size register regions. + +Required properties: +- compatible: Must be one of: + "qcom,pm8841" + "qcom,pm8941" +- reg: Specifies the SPMI USID slave address for this device; + See bindings/spmi/spmi.txt +- #address-cells = <1> +- #size-cells = <0> + +Each child node represents a function of the PM8x41. Each child 'reg' entry +describes an offset within the USID slave address where the region starts. + +Example: + +pm8941@0 { + compatible = "qcom,pm8941"; + reg = <0x0 SPMI_USID>; + + #address-cells = <1>; + #size-cells = <0>; + + rtc@6000 { + compatible = "..."; + reg = <0x6000 0x6100>; + }; +};