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 96B95405F3; Thu, 23 Nov 2023 17:42:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SdLGsha9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7C9AFC433C8; Thu, 23 Nov 2023 17:42:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700761343; bh=mnNDN6CYqckEVI/ixOmZ/CDaSGqUiwp2ZxM10WlAlTc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=SdLGsha9Z3ZYeiXs3nNe1pXNrngi9T51dttbfioVnWqXhZ0wCnD7lMr2Kr5+JdKPq v8Pm+dpyadazac8WxzdDQLqjEjwEBduOTyD5G/+OVFiJau8Yde78785cojbRtP4Ubi TG3ulvTP6VP6CzgHki9hFAZNPSVELzO08XEFFGv2YuL6gOtCeAJnXYjUrSSsnDqakM z1GurtZnkWZSx3leWQOZSxudwEivBQxW3R9QvGuRv/JSIdEtksyQ3KJap37AR6XYdP TTUPhwHvziKRz5/4DwUq/XUkOhf31WTZPDCDCK/qiDQ1jQauQEQGhfHGSsLNjzeB5y cvoiNiFvdCRKw== Date: Thu, 23 Nov 2023 17:42:18 +0000 From: Conor Dooley To: Krzysztof Kozlowski Cc: Tomasz Figa , Sylwester Nawrocki , Alim Akhtar , Linus Walleij , Rob Herring , Conor Dooley , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Griffin , semen.protsenko@linaro.org, Jaewon Kim Subject: Re: [PATCH 1/3] dt-bindings: pinctrl: samsung: use Exynos7 fallbacks for newer wake-up controllers Message-ID: <20231123-matador-purifier-282af21fa605@spud> References: <20231122200407.423264-1-krzysztof.kozlowski@linaro.org> Precedence: bulk X-Mailing-List: linux-gpio@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="82fCaaroElEuq5wK" Content-Disposition: inline In-Reply-To: <20231122200407.423264-1-krzysztof.kozlowski@linaro.org> --82fCaaroElEuq5wK Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Nov 22, 2023 at 09:04:05PM +0100, Krzysztof Kozlowski wrote: > Older ARM8 SoCs like Exynos5433, Exynos7 and Exynos7885 have the pin > controller with wake-up interrupts muxed, thus the wake-up interrupt > controller device node has interrupts property, while its pin banks > might not (because they are muxed by the wake-up controller). >=20 > Newer SoCs like Exynos850 and ExynosAutov9 do not used muxed wake-up > interrupts: > 1. Wake-up interrupt controller device node has no interrupts, > 2. Its pin banks have interrupts (since there is no muxing). >=20 > Their programming interface is however still compatible with Exynos7, > thus change the bindings to express this: retain compatibility with > Exynos7 and add new compatibility fallback of Exynos850 in newer > designs. >=20 > No driver changes are needed. This is necessary only to properly > describe DTS. >=20 > Signed-off-by: Krzysztof Kozlowski Acked-by: Conor Dooley Cheers, Conor. --82fCaaroElEuq5wK Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZV+O+gAKCRB4tDGHoIJi 0sYPAP9S2c9HnHdR7ZzPqfIZ5CHHzWUQV1qnq1mzNcTcecSR0AD/QMDe/sPPOH49 h8Cm2Kf0XSlSjwBeb59N0W7HWXxi+AM= =QhNP -----END PGP SIGNATURE----- --82fCaaroElEuq5wK--