From patchwork Tue Nov 24 21:40:33 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 548288 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 9AEA61402C3 for ; Wed, 25 Nov 2015 08:41:03 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755175AbbKXVk6 (ORCPT ); Tue, 24 Nov 2015 16:40:58 -0500 Received: from mout.gmx.net ([212.227.17.22]:49589 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755240AbbKXVk4 (ORCPT ); Tue, 24 Nov 2015 16:40:56 -0500 Received: from ultralex.Speedport_W_921V_1_39_000 ([93.237.219.54]) by mail.gmx.com (mrgmx101) with ESMTPSA (Nemesis) id 0MHbpA-1a2RFo02Ga-003Jy2; Tue, 24 Nov 2015 22:40:44 +0100 From: Oleksij Rempel To: linux-watchdog@vger.kernel.org, linux@roeck-us.net, wim@iguana.be, devicetree@vger.kernel.org, robh@kernel.org Cc: Oleksij Rempel Subject: [PATCH v3 2/2] DT: watchdog: add Alphascale asm9260 watchdog binding documentation. Date: Tue, 24 Nov 2015 22:40:33 +0100 Message-Id: <1448401233-1064-3-git-send-email-linux@rempel-privat.de> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1448401233-1064-1-git-send-email-linux@rempel-privat.de> References: <5652BFA5.9010101@roeck-us.net> <1448401233-1064-1-git-send-email-linux@rempel-privat.de> X-Provags-ID: V03:K0:xHQJmbJU3Zy9aFHO+7Mqot+mqYnYDSY/uOEf/9pYL4SqWwo2l4P xWS1RdPNATnnKlUkRCkLGLyLiF+DE/BDjQh1tgw9ILOVlihgBDNo3qVrx2m7BfPOEYgPR8/ SqjK7PiEyZ9OWxkoBfwdvrlvpKuqCB1RkoStblqtzM7QPVyuFKpzIR69UhBOVw117tghgrM JK39rNv3iKVcDz6xwIX/A== X-UI-Out-Filterresults: notjunk:1; V01:K0:WTaXVDLLbPQ=:H52ZP8mFESX/feXYh9mdb3 Ao0Th+nUe1RQeXtPQxBepYUJAdb+bxgKQzmQAdO+c/DK4a0r9+K2/UHo31uXsbcXK1gpTpg62 5VH+kbRQNwH1FsudQK+2NeUSuAz1MOAMBd9gacRKi3KeGNuhNQg2rLE+pxfRTJTvtg9iWuMZS xxtdFhUR6W+P4C9+2knHWhO2C2rYlTu5tYxznNuRvAhL7iNCKWAzFF1azrEjMPAPAgFWdaSg2 HKntM5w5BSgdtP1SlEzAbisyqWn3Il0KnlHYeDx9Fhw8hqpDdOIQ10t6FPHS1E26By/PCr2tL 4vtKXIS020yy7jPirep0EWgwIsrPPlrj5AhEkdAi6nTdRy3rL8KV+SmH8duEaDn2LtRzy+mah cvxCPhf756u3jliGUoh0BcMbLFvgoXGXnuzQDHNFm62OmBEX7HNLvGhThbLRrlKRYdFDkT6gv PWYPDLHjkTc4uBh27TW+fgChKUEUNUw1KsAi6AXvC0qoqIytWrITlePqRMgAH/6gSdavMj8hq REOAPaVOniZLJuruArJlrY4mueXhGon0xaw/i5MbzTnJoK4IGgj8FU5HYUvpHXYr15JNx67Xu 2aryTxWMUY1ejBqxPb/8Gtonhib4Ae2Un6pyAS7UwZ5op3NskgfVNdUr3irdydx/7j/bvJ1qH nMEaz/i9Jro0POgjb1ESNesENdmEN+ghqCW3Qq66lJJMYnVR0TgLRPRKzIIgaCbAe5SdiGsyl lrBI4Fho5nWArQza/GeVQiaVzjEgLBLVtXl55I0mn9nk4wLbjSohMEEPbsU= Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Signed-off-by: Oleksij Rempel Acked-by: Rob Herring --- .../bindings/watchdog/alphascale-asm9260.txt | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/alphascale-asm9260.txt diff --git a/Documentation/devicetree/bindings/watchdog/alphascale-asm9260.txt b/Documentation/devicetree/bindings/watchdog/alphascale-asm9260.txt new file mode 100644 index 0000000..75b265a --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/alphascale-asm9260.txt @@ -0,0 +1,35 @@ +Alphascale asm9260 Watchdog timer + +Required properties: + +- compatible : should be "alphascale,asm9260-wdt". +- reg : Specifies base physical address and size of the registers. +- clocks : the clocks feeding the watchdog timer. See clock-bindings.txt +- clock-names : should be set to + "mod" - source for tick counter. + "ahb" - ahb gate. +- resets : phandle pointing to the system reset controller with + line index for the watchdog. +- reset-names : should be set to "wdt_rst". + +Optional properties: +- timeout-sec : shall contain the default watchdog timeout in seconds, + if unset, the default timeout is 30 seconds. +- alphascale,mode : three modes are supported + "hw" - hw reset (default). + "sw" - sw reset. + "debug" - no action is taken. + +Example: + +watchdog0: watchdog@80048000 { + compatible = "alphascale,asm9260-wdt"; + reg = <0x80048000 0x10>; + clocks = <&acc CLKID_SYS_WDT>, <&acc CLKID_AHB_WDT>; + clock-names = "mod", "ahb"; + interrupts = <55>; + resets = <&rst WDT_RESET>; + reset-names = "wdt_rst"; + timeout-sec = <30>; + alphascale,mode = "hw"; +};