diff options
| -rw-r--r-- | Documentation/devicetree/bindings/timer/snps,arc-timer.txt | 27 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/timer/snps,arc-timer.yaml | 45 |
2 files changed, 45 insertions, 27 deletions
diff --git a/Documentation/devicetree/bindings/timer/snps,arc-timer.txt b/Documentation/devicetree/bindings/timer/snps,arc-timer.txt deleted file mode 100644 index b02ab0af10ce..000000000000 --- a/Documentation/devicetree/bindings/timer/snps,arc-timer.txt +++ /dev/null @@ -1,27 +0,0 @@ -Synopsys ARC Local Timer with Interrupt Capabilities -- Found on all ARC CPUs (ARC700/ARCHS) -- Can be optionally programmed to interrupt on Limit -- Two identical copies TIMER0 and TIMER1 exist in ARC cores and historically - TIMER0 used as clockevent provider (true for all ARC cores) - TIMER1 used for clocksource (mandatory for ARC700, optional for ARC HS) - -Required properties: - -- compatible : should be "snps,arc-timer" -- interrupts : single Interrupt going into parent intc - (16 for ARCHS cores, 3 for ARC700 cores) -- clocks : phandle to the source clock - -Example: - - timer0 { - compatible = "snps,arc-timer"; - interrupts = <3>; - interrupt-parent = <&core_intc>; - clocks = <&core_clk>; - }; - - timer1 { - compatible = "snps,arc-timer"; - clocks = <&core_clk>; - }; diff --git a/Documentation/devicetree/bindings/timer/snps,arc-timer.yaml b/Documentation/devicetree/bindings/timer/snps,arc-timer.yaml new file mode 100644 index 000000000000..0d1e37db6f8e --- /dev/null +++ b/Documentation/devicetree/bindings/timer/snps,arc-timer.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/snps,arc-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys ARC Local Timer + +maintainers: + - Vineet Gupta <vgupta@synopsys.com> + +description: > + Synopsys ARC Local Timer with Interrupt Capabilities + + - Found on all ARC CPUs (ARC700/ARCHS) + - Can be optionally programmed to interrupt on Limit + - Two identical copies TIMER0 and TIMER1 exist in ARC cores and historically + TIMER0 used as clockevent provider (true for all ARC cores) + TIMER1 used for clocksource (mandatory for ARC700, optional for ARC HS) + +properties: + compatible: + const: snps,arc-timer + + interrupts: + maxItems: 1 + description: A single timer interrupt going into the parent interrupt controller. + Use <16> for ARCHS cores, <3> for ARC700 cores. + + clocks: + maxItems: 1 + +required: + - compatible + - clocks + +additionalProperties: false + +examples: + - | + timer0 { + compatible = "snps,arc-timer"; + interrupts = <3>; + clocks = <&core_clk>; + }; |