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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-05-04 15:04:11 +0400 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-05-04 15:04:11 +0400 |
commit | 5693188a6e888603afa9564974145e5e6e2c623c (patch) | |
tree | d092580bb003f34fb630d62916214a045ba078f1 /Documentation | |
parent | e423c0c30c76fc850a443102a2965ec397ba6e21 (diff) | |
parent | fb8a99f9f6bdc908cbbd2284cee80c709d9f7c03 (diff) | |
download | linux-5693188a6e888603afa9564974145e5e6e2c623c.tar.xz |
Merge branch 'timers-v3.4-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into devel-stable
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/arm/arch_timer.txt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/arch_timer.txt b/Documentation/devicetree/bindings/arm/arch_timer.txt new file mode 100644 index 000000000000..52478c83d0cc --- /dev/null +++ b/Documentation/devicetree/bindings/arm/arch_timer.txt @@ -0,0 +1,27 @@ +* ARM architected timer + +ARM Cortex-A7 and Cortex-A15 have a per-core architected timer, which +provides per-cpu timers. + +The timer is attached to a GIC to deliver its per-processor interrupts. + +** Timer node properties: + +- compatible : Should at least contain "arm,armv7-timer". + +- interrupts : Interrupt list for secure, non-secure, virtual and + hypervisor timers, in that order. + +- clock-frequency : The frequency of the main counter, in Hz. Optional. + +Example: + + timer { + compatible = "arm,cortex-a15-timer", + "arm,armv7-timer"; + interrupts = <1 13 0xf08>, + <1 14 0xf08>, + <1 11 0xf08>, + <1 10 0xf08>; + clock-frequency = <100000000>; + }; |