From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D39711F7567; Tue, 3 Dec 2024 16:22:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733242921; cv=none; b=nkVJ/3oxDzYe24q09kpLc6/7D+/h6VNEtKUCt+Kq0ZcZAjjcAVP8XzjaMZVv+tMUyXrNOOkQIYa14hbIioQudQQbuaZAs9agBmK7ZDQSS6BlQ04GJaYBkm6dtucb+tmkpP85w0qtUEIPjDokpmwtCzqxUae31CTyqsaBPB0lnPE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733242921; c=relaxed/simple; bh=+/623WfFUntZz6Adt2ME1N7H20GK+UzhRI1z3wBv6Qc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=QlhVyL69VdEP5FgNq2sfwhQk5NVauxffJH/Qn0cJ1Xzq2j01ew1dPJnUdkOpiojoWgFT3Wwu8lgC94J5/MSHuBSX1rJ+h3593kqbazSiRjkfH2nRC7sRemR0s2OadPJaIfPub3Q2v97QuWiEbna1lYSDb7tKqcqsYv65XdWmeuw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bOBUUvEr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bOBUUvEr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 41781C4CECF; Tue, 3 Dec 2024 16:21:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733242921; bh=+/623WfFUntZz6Adt2ME1N7H20GK+UzhRI1z3wBv6Qc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bOBUUvErIOGvT37FVKVJ+vxmGbw8ElElYNdxy/kq2M24ElgXe1d6upjC4BDwPhbGx FIsValtUqLTWzBJk+W4Dm/SWH9h12y0D5KlR72RKgUR0tsjacmpMYQ777zvG9KhuQS GiWUbsgf/GTeEmpPcVxxfPZF6vQ4c5ubPO0+XwOyynlDE+HWuSXzGluT45135elRrJ /z6bflmDHQGloYL6teJQyBhIwDVp8lqOjdrQwQsFafFywNwJFGDfmgYaq8rHIPRB2w skZl5r3kKCRhij0HC6WIV2uKqdn0fOKKivysrzL4b+c9gfYQ8h0QhhbCIxiAWsAphb iglWr2fRgH4jQ== Date: Tue, 3 Dec 2024 16:21:55 +0000 From: Conor Dooley To: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= Cc: Jonathan Cameron , Lars-Peter Clausen , Michael Hennerich , linux-iio@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alisa-Dariana Roman , Renato Lui Geh , Ceclan Dumitru , devicetree@vger.kernel.org, Nuno Sa , David Lechner , Alexandru Ardelean , Andy Shevchenko , Trevor Gamblin Subject: Re: [PATCH v5 03/10] dt-bindings: iio: adc: adi,ad7{124,173,192,780}: Allow specifications of a gpio for irq line Message-ID: <20241203-endanger-dwindle-a0b38ba38d4a@spud> References: <20241203110019.1520071-12-u.kleine-koenig@baylibre.com> <20241203110019.1520071-15-u.kleine-koenig@baylibre.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="WNtzPII5NAERjECQ" Content-Disposition: inline In-Reply-To: <20241203110019.1520071-15-u.kleine-koenig@baylibre.com> --WNtzPII5NAERjECQ Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Dec 03, 2024 at 12:00:23PM +0100, Uwe Kleine-K=C3=B6nig wrote: > For the AD7124 chip and some of its cousins the logical irq line (=CC=85R= =CC=85D=CC=85Y) > is physically on the same pin as the spi MISO output (DOUT) and so > reading a register might trigger an interrupt. For correct operation > it's critical that the actual state of the pin can be read to judge if > an interrupt event is a real one or just a spurious one triggered by > toggling the line in its MISO mode. >=20 > Allow specification of an "rdy-gpios" property that references a GPIO > that can be used for that purpose. While this is typically the same GPIO > also used (implicitly) as interrupt source, it is still supposed that > the interrupt is specified as before and usual. >=20 > Signed-off-by: Uwe Kleine-K=C3=B6nig Acked-by: Conor Dooley --WNtzPII5NAERjECQ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZ08wIwAKCRB4tDGHoIJi 0r04AQD5OskPybIUqdRXN0HTwDIONalSRhOdqqUK3ALo+OE4YwEAuEn1vZn7Sdfn Qv++X43fv7S4PiRFt3W7Ve3p6llYuAI= =lCpS -----END PGP SIGNATURE----- --WNtzPII5NAERjECQ--