From: Kamel Bouhara <kamel.bouhara@bootlin.com> To: William Breathitt Gray <vilhelm.gray@gmail.com>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Nicolas Ferre <nicolas.ferre@microchip.com>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Ludovic Desroches <ludovic.desroches@microchip.com>, linux-arm-kernel@lists.infradead.org Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>, linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-iio@vger.kernel.org, Kamel Bouhara <kamel.bouhara@bootlin.com> Subject: [PATCH v2 2/3] dt-bindings: counter: atmel-tcb-capture counter Date: Thu, 9 Apr 2020 16:14:00 +0200 [thread overview] Message-ID: <20200409141401.321222-3-kamel.bouhara@bootlin.com> (raw) In-Reply-To: <20200409141401.321222-1-kamel.bouhara@bootlin.com> Describe the devicetree binding for the ATMEL TCB counter. Each counter blocks exposes three independent counters. However, when configured in quadrature decoder, both channel <0> and <1> are required for speed/position and rotation capture (yet only the position is captured). Signed-off-by: Kamel Bouhara <kamel.bouhara@bootlin.com> --- .../bindings/counter/atmel-tcb-capture.yaml | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml diff --git a/Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml b/Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml new file mode 100644 index 000000000000..ca8b31c1f869 --- /dev/null +++ b/Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml @@ -0,0 +1,35 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/counter/atmel-tcb-capture.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Atmel TCB Counter + +maintainers: + - Kamel Bouhara <kamel.bouhara@bootlin.com> + +properties: + compatible: + const: "atmel,tcb-capture" + + reg: + description: TCB capture channel to register as counter device. + Each channel is independent therefore only one channel is + registered by default execpt for the QDEC mode where both TCB0's + channels <0> and <1> are required. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + tcb0: timer@f800c000 { + qdec: timer@0 { + compatible = "atmel,tcb-capture"; + reg = <0>, <1>; + }; + }; -- 2.25.0
WARNING: multiple messages have this Message-ID (diff)
From: Kamel Bouhara <kamel.bouhara@bootlin.com> To: William Breathitt Gray <vilhelm.gray@gmail.com>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Nicolas Ferre <nicolas.ferre@microchip.com>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Ludovic Desroches <ludovic.desroches@microchip.com>, linux-arm-kernel@lists.infradead.org Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, Kamel Bouhara <kamel.bouhara@bootlin.com>, Thomas Petazzoni <thomas.petazzoni@bootlin.com>, linux-input@vger.kernel.org Subject: [PATCH v2 2/3] dt-bindings: counter: atmel-tcb-capture counter Date: Thu, 9 Apr 2020 16:14:00 +0200 [thread overview] Message-ID: <20200409141401.321222-3-kamel.bouhara@bootlin.com> (raw) In-Reply-To: <20200409141401.321222-1-kamel.bouhara@bootlin.com> Describe the devicetree binding for the ATMEL TCB counter. Each counter blocks exposes three independent counters. However, when configured in quadrature decoder, both channel <0> and <1> are required for speed/position and rotation capture (yet only the position is captured). Signed-off-by: Kamel Bouhara <kamel.bouhara@bootlin.com> --- .../bindings/counter/atmel-tcb-capture.yaml | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml diff --git a/Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml b/Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml new file mode 100644 index 000000000000..ca8b31c1f869 --- /dev/null +++ b/Documentation/devicetree/bindings/counter/atmel-tcb-capture.yaml @@ -0,0 +1,35 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/counter/atmel-tcb-capture.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Atmel TCB Counter + +maintainers: + - Kamel Bouhara <kamel.bouhara@bootlin.com> + +properties: + compatible: + const: "atmel,tcb-capture" + + reg: + description: TCB capture channel to register as counter device. + Each channel is independent therefore only one channel is + registered by default execpt for the QDEC mode where both TCB0's + channels <0> and <1> are required. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + tcb0: timer@f800c000 { + qdec: timer@0 { + compatible = "atmel,tcb-capture"; + reg = <0>, <1>; + }; + }; -- 2.25.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-04-09 14:14 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-04-09 14:13 [PATCH v2 0/3] Atmel TCB capture driver Kamel Bouhara 2020-04-09 14:13 ` Kamel Bouhara 2020-04-09 14:13 ` [PATCH v2 1/3] ARM: at91: add atmel tcb capabilities Kamel Bouhara 2020-04-09 14:13 ` Kamel Bouhara 2020-04-12 10:31 ` Jonathan Cameron 2020-04-12 10:31 ` Jonathan Cameron 2020-04-14 8:51 ` Kamel Bouhara 2020-04-14 8:51 ` Kamel Bouhara 2020-04-09 14:14 ` Kamel Bouhara [this message] 2020-04-09 14:14 ` [PATCH v2 2/3] dt-bindings: counter: atmel-tcb-capture counter Kamel Bouhara 2020-04-09 23:11 ` Rob Herring 2020-04-09 23:11 ` Rob Herring 2020-04-09 14:14 ` [PATCH v2 3/3] counter: Add atmel TCB capture counter Kamel Bouhara 2020-04-09 14:14 ` Kamel Bouhara 2020-04-12 10:44 ` Jonathan Cameron 2020-04-12 10:44 ` Jonathan Cameron 2020-04-15 8:40 ` Kamel Bouhara 2020-04-15 8:40 ` Kamel Bouhara 2020-04-11 16:01 ` [PATCH v2 0/3] Atmel TCB capture driver William Breathitt Gray 2020-04-11 16:01 ` William Breathitt Gray
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