From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422724AbeCBGiU (ORCPT ); Fri, 2 Mar 2018 01:38:20 -0500 Received: from mail-pl0-f67.google.com ([209.85.160.67]:46294 "EHLO mail-pl0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1422690AbeCBGiI (ORCPT ); Fri, 2 Mar 2018 01:38:08 -0500 X-Google-Smtp-Source: AG47ELsWCCKJO4aV3BTBBumUBSG4OFHxcYJruO+ir6GRIWBRsvq4jb4NlZ4DtAvYbOwyTNIHKAKROw== From: Joel Stanley To: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Mark Rutland Cc: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tomer Maimon , Avi Fishman , Brendan Higgins Subject: [PATCH 1/2] dt-bindings: watchdog: Add Nuvoton NPCM description Date: Fri, 2 Mar 2018 17:07:45 +1030 Message-Id: <20180302063746.10993-2-joel@jms.id.au> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180302063746.10993-1-joel@jms.id.au> References: <20180302063746.10993-1-joel@jms.id.au> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org These bindings describe the watchdog IP as used by the Nuvoton NPCM750 (Poleg) BMC SoC. Signed-off-by: Joel Stanley --- .../bindings/watchdog/nuvoton,npcm-wdt.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt b/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt new file mode 100644 index 000000000000..599db288337e --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/nuvoton,npcm-wdt.txt @@ -0,0 +1,25 @@ +Nuvoton NPCM Watchdog + +Nuvoton NPCM timer module provides five 24-bit timer counters, and a watchdog. +The watchdog supports a pre-timeout interrupt that fires 10ms before the +expiry. + +Required properties: +- compatible : "nuvoton,npcm750-wdt" for NPCM750 (Poleg). +- reg : Offset and length of the register set for the device. +- interrupts : Contain the timer interrupt with flags for + falling edge. + +Required clocking property, have to be one of: +- clocks : phandle of timer reference clock. +- clock-frequency : The frequency in Hz of the clock that drives the NPCM7xx + timer (usually 25000000). + +Example: + +timer@f00080c1 { + compatible = "nuvoton,npcm750-wdt"; + interrupts = ; + reg = <0xf00080c1 0x4>; + clocks = <&clk NPCM7XX_CLK_TIMER>; +}; -- 2.15.1