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Message-ID: <8bc13253-db16-4801-9f69-b06ba4e129be@baylibre.com>
Date: Fri, 26 Apr 2024 16:11:14 -0400
From: Trevor Gamblin <tgamblin@...libre.com>
To: linux-pwm@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, u.kleine-koenig@...gutronix.de,
michael.hennerich@...log.com, nuno.sa@...log.com, dlechner@...libre.com,
devicetree@...r.kernel.org, krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org
Subject: Re: [PATCH 1/2 v5] dt-bindings: pwm: Add AXI PWM generator
On 2024-04-24 8:58 a.m., Trevor Gamblin wrote:
> From: Drew Fustini <dfustini@...libre.com>
>
> Add Analog Devices AXI PWM generator.
>
> Link: https://wiki.analog.com/resources/fpga/docs/axi_pwm_gen
> Signed-off-by: Drew Fustini <dfustini@...libre.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Co-developed-by: Trevor Gamblin <tgamblin@...libre.com>
> Signed-off-by: Trevor Gamblin <tgamblin@...libre.com>
Note that I missed the following two acks from the v4 series when
preparing v5:
Acked-by: Michael Hennerich<michael.hennerich@...log.com>
Acked-by: Nuno Sa<nuno.sa@...log.com>
Trevor
> ---
> v5 changes:
> * Modify to list only the supported axi-pwmgen-2.00.a version
>
> v4 changes: None (rebased, added maintainer's previous Reviewed-by)
> v3 changes: None (rebased, added maintainer's previous Reviewed-by)
>
> v2 changes:
> * Address feedback for driver and device tree in v1:
> * Relocate "unevaluatedProperties" in device tree binding
> * Remove redundant "bindings for" in description
>
> ---
> .../bindings/pwm/adi,axi-pwmgen.yaml | 48 +++++++++++++++++++
> MAINTAINERS | 8 ++++
> 2 files changed, 56 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/pwm/adi,axi-pwmgen.yaml
>
> diff --git a/Documentation/devicetree/bindings/pwm/adi,axi-pwmgen.yaml b/Documentation/devicetree/bindings/pwm/adi,axi-pwmgen.yaml
> new file mode 100644
> index 000000000000..ec6115d3796b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pwm/adi,axi-pwmgen.yaml
> @@ -0,0 +1,48 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pwm/adi,axi-pwmgen.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Analog Devices AXI PWM generator
> +
> +maintainers:
> + - Michael Hennerich <Michael.Hennerich@...log.com>
> + - Nuno Sá <nuno.sa@...log.com>
> +
> +description:
> + The Analog Devices AXI PWM generator can generate PWM signals
> + with variable pulse width and period.
> +
> + https://wiki.analog.com/resources/fpga/docs/axi_pwm_gen
> +
> +allOf:
> + - $ref: pwm.yaml#
> +
> +properties:
> + compatible:
> + const: adi,axi-pwmgen-2.00.a
> +
> + reg:
> + maxItems: 1
> +
> + "#pwm-cells":
> + const: 2
> +
> + clocks:
> + maxItems: 1
> +
> +required:
> + - reg
> + - clocks
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + pwm@...00000 {
> + compatible = "adi,axi-pwmgen-2.00.a";
> + reg = <0x44b00000 0x1000>;
> + clocks = <&spi_clk>;
> + #pwm-cells = <2>;
> + };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index ebf03f5f0619..d02ece54ccf6 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -3465,6 +3465,14 @@ W: https://ez.analog.com/linux-software-drivers
> F: Documentation/devicetree/bindings/spi/adi,axi-spi-engine.yaml
> F: drivers/spi/spi-axi-spi-engine.c
>
> +AXI PWM GENERATOR
> +M: Michael Hennerich <michael.hennerich@...log.com>
> +M: Nuno Sá <nuno.sa@...log.com>
> +L: linux-pwm@...r.kernel.org
> +S: Supported
> +W: https://ez.analog.com/linux-software-drivers
> +F: Documentation/devicetree/bindings/pwm/adi,axi-pwmgen.yaml
> +
> AXXIA I2C CONTROLLER
> M: Krzysztof Adamski <krzysztof.adamski@...ia.com>
> L: linux-i2c@...r.kernel.org
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