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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt')
-rw-r--r-- | Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt new file mode 100644 index 0000000000..844bd5fbd0 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt @@ -0,0 +1,22 @@ +BCM2835 System Timer + +The System Timer peripheral provides four 32-bit timer channels and a +single 64-bit free running counter. Each channel has an output compare +register, which is compared against the 32 least significant bits of the +free running counter values, and generates an interrupt. + +Required properties: + +- compatible : should be "brcm,bcm2835-system-timer" +- reg : Specifies base physical address and size of the registers. +- interrupts : A list of 4 interrupt sinks; one per timer channel. +- clock-frequency : The frequency of the clock that drives the counter, in Hz. + +Example: + +timer { + compatible = "brcm,bcm2835-system-timer"; + reg = <0x7e003000 0x1000>; + interrupts = <1 0>, <1 1>, <1 2>, <1 3>; + clock-frequency = <1000000>; +}; |