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64 lines
1.4 KiB
YAML
64 lines
1.4 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/ti,keystone-timer.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: TI Keystone timer
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maintainers:
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- Alexander A. Klimov <grandmaster@al2klimov.de>
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- Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
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description: >
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A 64-bit timer in the KeyStone architecture devices. The timer can be
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configured as a general-purpose 64-bit timer, dual general-purpose 32-bit
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timers. When configured as dual 32-bit timers, each half can operate in
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conjunction (chain mode) or independently (unchained mode) of each other.
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It is global timer is a free running up-counter and can generate interrupt
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when the counter reaches preset counter values.
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Documentation:
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https://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
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properties:
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compatible:
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const: ti,keystone-timer
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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interrupt-names:
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items:
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- const: irq
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clocks:
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maxItems: 1
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clock-names:
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items:
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- const: timer
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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timer@22f0000 {
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compatible = "ti,keystone-timer";
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reg = <0x022f0000 0x80>;
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interrupts = <110 IRQ_TYPE_EDGE_RISING>;
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clocks = <&clktimer15>;
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};
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