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ARM: mvebu: Add A375/A380 watchdog binding documentation 

This commit documents the new support for "marvell,armada-{375,380}-wdt"
compatible strings and the extra 'reg' entry requirement.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Ezequiel Garcia 2014-03-15 15:18:04 -03:00 committed by Wim Van Sebroeck
parent b483642fc3
commit ebc5e33607
1 changed files with 7 additions and 0 deletions
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7
Documentation/devicetree/bindings/watchdog/marvel.txt
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@ -5,11 +5,18 @@ Required Properties:
- Compatibility : "marvell,orion-wdt" - Compatibility : "marvell,orion-wdt"
"marvell,armada-370-wdt" "marvell,armada-370-wdt"
"marvell,armada-xp-wdt" "marvell,armada-xp-wdt"
"marvell,armada-375-wdt"
"marvell,armada-380-wdt"
- reg : Should contain two entries: first one with the - reg : Should contain two entries: first one with the
timer control address, second one with the timer control address, second one with the
rstout enable address. rstout enable address.
For "marvell,armada-375-wdt" and "marvell,armada-380-wdt":
- reg : A third entry is mandatory and should contain the
shared mask/unmask RSTOUT address.
Optional properties: Optional properties:
- interrupts : Contains the IRQ for watchdog expiration - interrupts : Contains the IRQ for watchdog expiration