From: Trevor Gamblin <tgamblin@baylibre.com>
To: linux-pwm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, u.kleine-koenig@pengutronix.de,
michael.hennerich@analog.com, nuno.sa@analog.com,
tgamblin@baylibre.com, dlechner@baylibre.com,
devicetree@vger.kernel.org, krzysztof.kozlowski+dt@linaro.org,
conor+dt@kernel.org
Subject: [PATCH 1/2 v5] dt-bindings: pwm: Add AXI PWM generator
Date: Wed, 24 Apr 2024 08:58:47 -0400 [thread overview]
Message-ID: <20240424125850.4189116-2-tgamblin@baylibre.com> (raw)
In-Reply-To: <20240424125850.4189116-1-tgamblin@baylibre.com>
From: Drew Fustini <dfustini@baylibre.com>
Add Analog Devices AXI PWM generator.
Link: https://wiki.analog.com/resources/fpga/docs/axi_pwm_gen
Signed-off-by: Drew Fustini <dfustini@baylibre.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Co-developed-by: Trevor Gamblin <tgamblin@baylibre.com>
Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
---
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@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>;
+ };
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@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
--
2.44.0
next prev parent reply other threads:[~2024-04-24 12:58 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-24 12:58 [PATCH 0/2 v5] pwm: add axi-pwm-gen driver Trevor Gamblin
2024-04-24 12:58 ` Trevor Gamblin [this message]
2024-04-26 20:11 ` [PATCH 1/2 v5] dt-bindings: pwm: Add AXI PWM generator Trevor Gamblin
2024-04-29 6:23 ` Krzysztof Kozlowski
2024-04-29 6:30 ` Uwe Kleine-König
2024-04-24 12:58 ` [PATCH 2/2 v5] pwm: Add driver for " Trevor Gamblin
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