linux-kernel - Re: [PATCH v7 03/12] dt-bindings: iio: adc: ad7768-1: add trigger-sources property

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Message-ID: <20250509-unthawed-opossum-ae1888537954@spud>
Date: Fri, 9 May 2025 17:12:21 +0100
From: Conor Dooley <conor@...nel.org>
To: Jonathan Santos <Jonathan.Santos@...log.com>
Cc: linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
	andy@...nel.org, nuno.sa@...log.com, Michael.Hennerich@...log.com,
	marcelo.schmitt@...log.com, jic23@...nel.org, robh@...nel.org,
	krzk+dt@...nel.org, conor+dt@...nel.org, marcelo.schmitt1@...il.com,
	linus.walleij@...aro.org, brgl@...ev.pl, lgirdwood@...il.com,
	broonie@...nel.org, jonath4nns@...il.com, dlechner@...libre.com,
	David Lechner <dlechner@...lirbe.com>
Subject: Re: [PATCH v7 03/12] dt-bindings: iio: adc: ad7768-1: add
 trigger-sources property

On Thu, May 08, 2025 at 02:03:30PM -0300, Jonathan Santos wrote:
> In addition to GPIO synchronization, The AD7768-1 also supports
> synchronization over SPI, which use is recommended when the GPIO
> cannot provide a pulse synchronous with the base MCLK signal. It
> consists of looping back the SYNC_OUT to the SYNC_IN pin and send
> a command via SPI to trigger the synchronization.
> 
> Introduce the 'trigger-sources' property to enable SPI-based
> synchronization via SYNC_OUT pin, along with additional optional
> entries for GPIO3 and DRDY pins.
> 
> Also create #trigger-source-cells property to differentiate the trigger
> sources provided by the ADC. To improve readability, create a
> adi,ad7768-1.h header with the macros for the cell values.
> 
> While at it, add description to the interrupts property.
> 
> Reviewed-by: David Lechner <dlechner@...lirbe.com>
> Signed-off-by: Jonathan Santos <Jonathan.Santos@...log.com>

Acked-by: Conor Dooley <conor.dooley@...rochip.com>

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