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authorEzequiel Garcia <ezequiel.garcia@free-electrons.com>2013-08-20 12:45:54 -0300
committerDaniel Lezcano <daniel.lezcano@linaro.org>2013-09-02 21:44:58 +0200
commit63ce2cc474ce962d936ae6dfaa6ae2354b1db5b2 (patch)
tree80ff06978c2b38eeb9a72dad7786ef7931e02aeb /Documentation/devicetree
parent5e9fe6cb1ba5ad321473e7b9c39fbe164129520d (diff)
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@vger.kernel.org Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Jason Cooper <jason@lakedaemon.net> Acked-by: Stephen Warren <swarren@nvidia.com> Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt13
1 files 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 4c453b22b2b4..f455182b1086 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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