From: Andrew Chew <achew@nvidia.com>
To: <robh+dt@kernel.org>, <pawel.moll@arm.com>,
<mark.rutland@arm.com>, <ijc+devicetree@hellion.org.uk>,
<galak@codeaurora.org>, <rob@landley.net>,
<swarren@wwwdotorg.org>, <thierry.reding@gmail.com>,
<abrestic@chromium.org>, <dgreid@chromium.org>,
<katierh@chromium.org>
Cc: <devicetree@vger.kernel.org>, <linux-doc@vger.kernel.org>,
<linux-tegra@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Andrew Chew <achew@nvidia.com>
Subject: [PATCH v1] ARM: tegra: add nvidia,wdt-timer-id optional property
Date: Fri, 31 Jan 2014 13:46:51 -0800 [thread overview]
Message-ID: <1391204811-6293-1-git-send-email-achew@nvidia.com> (raw)
This optional property can be used to specify which timers are to be used
for hardware watchdog timeouts (via a tegra wdt driver).
Signed-off-by: Andrew Chew <achew@nvidia.com>
---
Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt b/Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt
index b5082a1..e87fa70 100644
--- a/Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt
+++ b/Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt
@@ -13,6 +13,13 @@ Required properties:
- clocks : Must contain one entry, for the module clock.
See ../clocks/clock-bindings.txt for details.
+Optional properties:
+
+- nvidia,wdt-timer-id: A list of timer IDs to be used for watchdogs.
+ Watchdog 0 will be assigned to the first timer listed, watchdog 1 will
+ be assigned to the second timer listed, etc. up to the number of watchdogs
+ available.
+
timer {
compatible = "nvidia,tegra30-timer", "nvidia,tegra20-timer";
reg = <0x60005000 0x400>;
@@ -23,4 +30,5 @@ timer {
0 121 0x04
0 122 0x04>;
clocks = <&tegra_car 214>;
+ nvidia,wdt-timer-id = <7 8>;
};
--
1.8.1.5
next reply other threads:[~2014-01-31 21:46 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-31 21:46 Andrew Chew [this message]
2014-02-03 17:10 ` [PATCH v1] ARM: tegra: add nvidia,wdt-timer-id optional property Mark Rutland
2014-02-03 18:59 ` Andrew Chew
2014-02-03 21:09 ` Stephen Warren
2014-02-03 21:16 ` Andrew Chew
2014-02-03 21:26 ` Stephen Warren
2014-02-03 21:29 ` Andrew Chew
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