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From d569707433b26bb70f6b595a480bcfb3043a614c Mon Sep 17 00:00:00 2001
From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Date: Tue, 20 Aug 2013 12:45:54 -0300
Subject: [PATCH 194/203] 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>
---
.../bindings/timer/marvell,armada-370-xp-timer.txt | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
--- 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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