From: Ludovic Desroches <ludovic.desroches@microchip.com>
To: Eugen Hristev <eugen.hristev@microchip.com>
Cc: <jic23@kernel.org>, <ludovic.desroches@microchip.com>,
<alexandre.belloni@bootlin.com>,
<linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-iio@vger.kernel.org>, <linux-input@vger.kernel.org>,
<nicolas.ferre@microchip.com>, <dmitry.torokhov@gmail.com>,
<robh@kernel.org>
Subject: Re: [PATCH v7 7/9] dt-bindings: iio: adc: at91-sama5d2_adc: add channel specific consumer info
Date: Tue, 22 May 2018 14:23:19 +0200 [thread overview]
Message-ID: <20180522122319.GN22971@rfolt0960.corp.atmel.com> (raw)
In-Reply-To: <1526975559-18966-8-git-send-email-eugen.hristev@microchip.com>
On Tue, May 22, 2018 at 10:52:37AM +0300, Eugen Hristev wrote:
> Added defines for channel consumer device-tree binding
>
> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
> Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
> ---
> .../devicetree/bindings/iio/adc/at91-sama5d2_adc.txt | 9 +++++++++
> include/dt-bindings/iio/adc/at91-sama5d2_adc.h | 16 ++++++++++++++++
> 2 files changed, 25 insertions(+)
> create mode 100644 include/dt-bindings/iio/adc/at91-sama5d2_adc.h
>
> diff --git a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
> index 6469a4c..4a3c1d4 100644
> --- a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
> +++ b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
> @@ -21,6 +21,14 @@ Optional properties:
> - dmas: Phandle to dma channel for the ADC.
> - dma-names: Must be "rx" when dmas property is being used.
> See ../../dma/dma.txt for details.
> + - #io-channel-cells: in case consumer drivers are attached, this must be 1.
> + See <Documentation/devicetree/bindings/iio/iio-bindings.txt> for details.
> +
> +Properties for consumer drivers:
> + - Consumer drivers can be connected to this producer device, as specified
> + in <Documentation/devicetree/bindings/iio/iio-bindings.txt>
> + - Channels exposed are specified in:
> + <dt-bindings/iio/adc/at91-sama5d2_adc.txt>
>
> Example:
>
> @@ -38,4 +46,5 @@ adc: adc@fc030000 {
> atmel,trigger-edge-type = <IRQ_TYPE_EDGE_BOTH>;
> dmas = <&dma0 (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) | AT91_XDMAC_DT_PERID(25))>;
> dma-names = "rx";
> + #io-channel-cells = <1>;
> }
> diff --git a/include/dt-bindings/iio/adc/at91-sama5d2_adc.h b/include/dt-bindings/iio/adc/at91-sama5d2_adc.h
> new file mode 100644
> index 0000000..70f99db
> --- /dev/null
> +++ b/include/dt-bindings/iio/adc/at91-sama5d2_adc.h
> @@ -0,0 +1,16 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * This header provides constants for configuring the AT91 SAMA5D2 ADC
> + */
> +
> +#ifndef _DT_BINDINGS_IIO_ADC_AT91_SAMA5D2_ADC_H
> +#define _DT_BINDINGS_IIO_ADC_AT91_SAMA5D2_ADC_H
> +
> +/* X relative position channel index */
> +#define AT91_SAMA5D2_ADC_X_CHANNEL 24
> +/* Y relative position channel index */
> +#define AT91_SAMA5D2_ADC_Y_CHANNEL 25
> +/* pressure channel index */
> +#define AT91_SAMA5D2_ADC_P_CHANNEL 26
> +
> +#endif
> --
> 2.7.4
>
next prev parent reply other threads:[~2018-05-22 12:24 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-22 7:52 [PATCH v7 0/9] Add support for SAMA5D2 touchscreen Eugen Hristev
2018-05-22 7:52 ` [PATCH v7 1/9] MAINTAINERS: add generic resistive touchscreen adc Eugen Hristev
2018-06-10 12:30 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 2/9] iio: Add channel for Position Relative Eugen Hristev
2018-06-10 12:30 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 3/9] dt-bindings: input: touchscreen: add minimum pressure touchscreen property Eugen Hristev
2018-06-10 12:31 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 4/9] dt-bindings: input: touchscreen: resistive-adc-touch: create bindings Eugen Hristev
2018-06-10 12:32 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 5/9] iio: adc: at91-sama5d2_adc: add support for position and pressure channels Eugen Hristev
2018-05-22 12:22 ` Ludovic Desroches
2018-06-10 12:32 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 6/9] input: touchscreen: resistive-adc-touch: add generic resistive ADC touchscreen Eugen Hristev
2018-06-10 12:33 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 7/9] dt-bindings: iio: adc: at91-sama5d2_adc: add channel specific consumer info Eugen Hristev
2018-05-22 12:23 ` Ludovic Desroches [this message]
2018-06-10 12:34 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 8/9] ARM: dts: at91: sama5d2: add channel cells for ADC device Eugen Hristev
2018-06-10 12:35 ` Jonathan Cameron
2018-05-22 7:52 ` [PATCH v7 9/9] ARM: dts: at91: sama5d2: Add resistive touch device Eugen Hristev
2018-06-10 12:36 ` Jonathan Cameron
2018-05-22 17:57 ` [PATCH v7 0/9] Add support for SAMA5D2 touchscreen Jonathan Cameron
2018-06-04 6:15 ` Eugen Hristev
2018-06-04 10:04 ` Jonathan Cameron
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