From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josh Cartwright Subject: [PATCH v4 2/3] watchdog: qcom: document device tree bindings Date: Thu, 25 Sep 2014 17:51:03 -0500 Message-ID: <84605584a0634ad35a7829daf5a148107aaabc72.1411684967.git.joshc@codeaurora.org> References: Return-path: In-Reply-To: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org To: Wim Van Sebroeck , linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Kumar Gala , Guenter Roeck , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org The Qualcomm Krait Processor Sub-system (KPSS) contains one or more instances of the WDT. Provide documentation on how to describe these in the device tree. Signed-off-by: Josh Cartwright --- .../devicetree/bindings/watchdog/qcom-wdt.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/qcom-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt new file mode 100644 index 0000000..4726924 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt @@ -0,0 +1,24 @@ +Qualcomm Krait Processor Sub-system (KPSS) Watchdog +--------------------------------------------------- + +Required properties : +- compatible : shall contain only one of the following: + + "qcom,kpss-wdt-msm8960" + "qcom,kpss-wdt-apq8064" + "qcom,kpss-wdt-ipq8064" + +- reg : shall contain base register location and length +- clocks : shall contain the input clock + +Optional properties : +- timeout-sec : shall contain the default watchdog timeout in seconds, + if unset, the default timeout is 30 seconds + +Example: + watchdog@208a038 { + compatible = "qcom,kpss-wdt-ipq8064"; + reg = <0x0208a038 0x40>; + clocks = <&sleep_clk>; + timeout-sec = <10>; + }; -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation