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dt-bindings: pwm: Add AXI PWM generator

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Add Analog Devices AXI PWM generator.

Link: https://analogdevicesinc.github.io/hdl/library/axi_pwm_gen/index.html
Signed-off-by: Drew Fustini <dfustini@baylibre.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Nuno Sa <nuno.sa@analog.com>
Co-developed-by: Trevor Gamblin <tgamblin@baylibre.com>
Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
Link: https://lore.kernel.org/r/20240605203507.1934434-2-tgamblin@baylibre.com
Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>
This commit is contained in:
Drew Fustini 2024-06-05 16:35:05 -04:00 committed by Uwe Kleine-König
parent 307d0a70d0
commit 1edf2c2a28
2 changed files with 56 additions and 0 deletions
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48
Documentation/devicetree/bindings/pwm/adi,axi-pwmgen.yaml Normal file
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@ -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@analog.com>
- Nuno Sá <nuno.sa@analog.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@44b00000 {
compatible = "adi,axi-pwmgen-2.00.a";
reg = <0x44b00000 0x1000>;
clocks = <&spi_clk>;
#pwm-cells = <2>;
};

8
MAINTAINERS
View File

@ -3571,6 +3571,14 @@ 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@analog.com>
M: Nuno Sá <nuno.sa@analog.com>
L: linux-pwm@vger.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@nokia.com>
L: linux-i2c@vger.kernel.org