On Wed, Jan 26, 2022 at 04:00:21PM +0000, Corentin Labbe wrote:
> Converts timer/faraday,fttmr010.txt to yaml.
>
> Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
> ---
> Changes since v1:
> - added moxart example
> - relaxed some contraints as driver only support one clock and one
> interrupt (as used by moxa,moxart-timer)
>
> .../bindings/timer/faraday,fttmr010.txt | 38 --------
> .../bindings/timer/faraday,fttmr010.yaml | 88 +++++++++++++++++++
> 2 files changed, 88 insertions(+), 38 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> create mode 100644 Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml
>
> diff --git a/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt b/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> deleted file mode 100644
> index 3cb2f4c98d64..000000000000
> --- a/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt
> +++ /dev/null
> @@ -1,38 +0,0 @@
> -Faraday Technology timer
> -
> -This timer is a generic IP block from Faraday Technology, embedded in the
> -Cortina Systems Gemini SoCs and other designs.
> -
> -Required properties:
> -
> -- compatible : Must be one of
> - "faraday,fttmr010"
> - "cortina,gemini-timer", "faraday,fttmr010"
> - "moxa,moxart-timer", "faraday,fttmr010"
> - "aspeed,ast2400-timer"
> - "aspeed,ast2500-timer"
> - "aspeed,ast2600-timer"
> -
> -- reg : Should contain registers location and length
> -- interrupts : Should contain the three timer interrupts usually with
> - flags for falling edge
> -
> -Optionally required properties:
> -
> -- clocks : a clock to provide the tick rate for "faraday,fttmr010"
> -- clock-names : should be "EXTCLK" and "PCLK" for the external tick timer
> - and peripheral clock respectively, for "faraday,fttmr010"
> -- syscon : a phandle to the global Gemini system controller if the compatible
> - type is "cortina,gemini-timer"
> -
> -Example:
> -
> -timer@43000000 {
> - compatible = "faraday,fttmr010";
> - reg = <0x43000000 0x1000>;
> - interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
> - <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
> - <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
> - clocks = <&extclk>, <&pclk>;
> - clock-names = "EXTCLK", "PCLK";
> -};
> diff --git a/Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml b/Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml
> new file mode 100644
> index 000000000000..db9fb171ea49
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/timer/faraday,fttmr010.yaml
> @@ -0,0 +1,88 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/timer/faraday,fttmr010.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Faraday Technology timer
> +
> +maintainers:
> + - Linus Walleij <linus.walleij@xxxxxxxxxx>
> +
> +description: |
Don't need '|' if there's no formatting.
> + This timer is a generic IP block from Faraday Technology, embedded in the
> + Cortina Systems Gemini SoCs and other designs.
> +
> +properties:
> + compatible:
> + oneOf:
> + - const: faraday,fttmr010
> + - items:
> + - const: cortina,gemini-timer
> + - const: faraday,fttmr010
> + - items:
> + - const: moxa,moxart-timer
> + - const: faraday,fttmr010
> + - const: aspeed,ast2400-timer
> + - const: aspeed,ast2500-timer
> + - const: aspeed,ast2600-timer
> +
> + reg:
> + maxItems: 1
> +
> + resets:
> + maxItems: 1
> +
> + interrupts:
> + minItems: 1
> + maxItems: 3
> + description: Should contain the three timer interrupts usually with flags for falling edge
> +
> + clocks:
> + minItems: 1
> + maxItems: 2
> +
> + clock-names:
> + minItems: 1
> + items:
> + - const: "PCLK"
> + - const: "EXTCLK"
Don't need quotes here.
> +
> + syscon:
> + $ref: /schemas/types.yaml#/definitions/phandle
> + maxItems: 1
'phandle' is already 1 item. so drop.
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> + - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> + /* taken from arch/arm/boot/dts/gemini.dtsi */
Drop
> + timer@43000000 {
> + compatible = "faraday,fttmr010";
> + reg = <0x43000000 0x1000>;
> + interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
> + <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
> + <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
> + clocks = <&extclk>, <&pclk>;
> + clock-names = "PCLK", "EXTCLK";
> + syscon = <&syscon>;
> + };
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> + /* taken from arch/arm/boot/dts/moxart.dtsi */
Drop
> + timer: timer@98400000 {
Drop unused labels.
> + compatible = "moxa,moxart-timer", "faraday,fttmr010";
> + reg = <0x98400000 0x42>;
> + interrupts = <19 IRQ_TYPE_EDGE_FALLING>;
> + clocks = <&clk_apb>;
> + clock-names = "PCLK";
> + };
> +...
> --
> 2.34.1
>
>
