Convert Atmel PIT to YAML. Along with it clock binding has been added as the driver enables it to ensure proper hardware functionality. Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx> --- .../devicetree/bindings/arm/atmel-sysregs.txt | 6 --- .../bindings/timer/atmel,at91sam9260-pit.yaml | 51 +++++++++++++++++++ 2 files changed, 51 insertions(+), 6 deletions(-) create mode 100644 Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt index 67a66bf74895..7024839c5da2 100644 --- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt +++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt @@ -4,12 +4,6 @@ Chipid required properties: - compatible: Should be "atmel,sama5d2-chipid" or "microchip,sama7g5-chipid" - reg : Should contain registers location and length -PIT Timer required properties: -- compatible: Should be "atmel,at91sam9260-pit" -- reg: Should contain registers location and length -- interrupts: Should contain interrupt for the PIT which is the IRQ line - shared across all System Controller members. - PIT64B Timer required properties: - compatible: Should be "microchip,sam9x60-pit64b" - reg: Should contain registers location and length diff --git a/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml b/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml new file mode 100644 index 000000000000..f304cd68acd5 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/atmel,at91sam9260-pit.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Atmel Periodic Interval Timer (PIT) + +maintainers: + - Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx> + +description: + Atmel periodic interval timer provides the operating system’s scheduler + interrupt. It is designed to offer maximum accuracy and efficient management, + even for systems with long response time. + +properties: + compatible: + const: atmel,at91sam9260-pit + + reg: + maxItems: 1 + + interrupts: + description: + Contain interrupt for the PIT which is the IRQ line shared across all + System Controller members. + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/at91.h> + + pit: timer@fffffe40 { + compatible = "atmel,at91sam9260-pit"; + reg = <0xfffffe40 0x10>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&pmc PMC_TYPE_CORE PMC_MCK>; + }; +... -- 2.34.1
