[tip:timers/core] clocksource: armada-370-xp: Add detailed clock requirements in devicetree binding

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Commit-ID:  63ce2cc474ce962d936ae6dfaa6ae2354b1db5b2
Gitweb:     http://git.kernel.org/tip/63ce2cc474ce962d936ae6dfaa6ae2354b1db5b2
Author:     Ezequiel Garcia <ezequiel.garcia@xxxxxxxxxxxxxxxxxx>
AuthorDate: Tue, 20 Aug 2013 12:45:54 -0300
Committer:  Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
CommitDate: Mon, 2 Sep 2013 21:44:58 +0200

clocksource: armada-370-xp: Add detailed clock requirements in devicetree binding

Specifies the required clock inputs for each supported compatible.
Armada 370 requires a single clock phandle, and Armada XP requires
two clock phandles with clock-names "nbclk" and "fixed".

Cc: devicetree@xxxxxxxxxxxxxxx
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Acked-by: Jason Cooper <jason@xxxxxxxxxxxxxx>
Acked-by: Stephen Warren <swarren@xxxxxxxxxx>
Acked-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx>
---
 .../bindings/timer/marvell,armada-370-xp-timer.txt          | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt b/Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt
index 4c453b2..f455182 100644
--- a/Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt
+++ b/Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt
@@ -9,8 +9,15 @@ Required properties:
 - reg: Should contain location and length for timers register. First
   pair for the Global Timer registers, second pair for the
   local/private timers.
-- clocks: clock driving the timer hardware, only required for
-  "marvell,armada-370-timer";
+
+Clocks required for compatible = "marvell,armada-370-timer":
+- clocks : Must contain a single entry describing the clock input
+
+Clocks required for compatible = "marvell,armada-xp-timer":
+- clocks : Must contain an entry for each entry in clock-names.
+- clock-names : Must include the following entries:
+  "nbclk" (L2/coherency fabric clock),
+  "fixed" (Reference 25 MHz fixed-clock).
 
 Examples:
 
@@ -29,4 +36,6 @@ Examples:
 		compatible = "marvell,armada-xp-timer";
 		reg = <0x20300 0x30>, <0x21040 0x30>;
 		interrupts = <37>, <38>, <39>, <40>, <5>, <6>;
+		clocks = <&coreclk 2>, <&refclk>;
+		clock-names = "nbclk", "fixed";
 	};
--
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