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 35D93155340; Fri, 3 May 2024 16:11:14 +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=1714752675; cv=none; b=fGvtPjLgSH0KzHzze9Y9HsrUuLW6ZBSrk/vLkNkVNK0CgLGwUac6DWKlg+OFWFnacgfjolCOsvg9dtoGxsuHvq+wqNMHehsRGVXdNhYVkC+Sl8NIqhFNEEGjnfQTvFmIzR1kQH1uwbgonqxfvU994IzmspW2VMlFVDKE79JnzO8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714752675; c=relaxed/simple; bh=oTisFi01Zd4Pmszwj1C79oYyoxXOL2cP5wDm4FBUB0M=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=K37yTbI6+VfLfXA6cRS1Yh9j9DYvJmJHHBbnpqXYHC7XQ7JBqa1uwTjBA262Brc2peRQHVkXoA3NbGTTZWR0dgQNtBucCT/M6ML5Wfxcl68tr8z/NhLL9H/2K6qiHyP1sofn30zM8hs0w4x+/99YR1DmQyQcE28ChoC5xnsPujE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=V5BPH4lm; 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="V5BPH4lm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 648FFC116B1; Fri, 3 May 2024 16:11:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714752674; bh=oTisFi01Zd4Pmszwj1C79oYyoxXOL2cP5wDm4FBUB0M=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=V5BPH4lm8wFiIzo7U4RpWrvjfuEHIfOlXunrBHzTAkRo/ybsXdsJilnRzLV2d5T/t Wg+TZvPL6PyBeUPkpyAxUFQ2aMXFzvLuLWU+hlhS/4ElfquhuUEhip/PQNILgmCpty j79V1KJOp7PpIXBqZPkR1F+gNQJxFupobZJVGN3EhzoAWFyWYS/L39dvMU7u3hQkl/ yTkmkuzMrvhSiVsM997jm7zWvJseNZkUpR9yVUL7Lf9u7Tj/qxQ56dOJbIWYC4rrDd BGqMUkb5GYHAEMEBKQKpeItgB3A+Te8gUPQANaBy8Ml6xrSncOJ6xM69Q6cK3c3FE5 38CwvYmqKGm5w== Date: Fri, 3 May 2024 17:11:10 +0100 From: Conor Dooley To: Krzysztof Kozlowski Cc: Prajna.Rajendrakumar@microchip.com, broonie@kernel.org, linux-spi@vger.kernel.org, linux-riscv@lists.infradead.org, Conor.Dooley@microchip.com, devicetree@vger.kernel.org, robh@kernel.org, linux-kernel@vger.kernel.org, krzk+dt@kernel.org, Valentina.FernandezAlanis@microchip.com, Daire.McNamara@microchip.com Subject: Re: [PATCH 2/3] spi: dt-bindings: Add num-cs property for mpfs-spi Message-ID: <20240503-unfair-charger-8d47fd7b4a91@spud> References: <20240502143410.12629-1-prajna.rajendrakumar@microchip.com> <20240502143410.12629-3-prajna.rajendrakumar@microchip.com> <10671947-f418-4520-a29f-4ce129770e65@kernel.org> <1edb6c4c1a66c1a2009278b99f897e3a71b592c6.camel@microchip.com> <7b6489b7-ec9f-4fc7-af72-4d5cc87acd7f@kernel.org> 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="QPyTx+r9rQ2f1FX5" Content-Disposition: inline In-Reply-To: <7b6489b7-ec9f-4fc7-af72-4d5cc87acd7f@kernel.org> --QPyTx+r9rQ2f1FX5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, May 03, 2024 at 04:46:13PM +0200, Krzysztof Kozlowski wrote: > On 03/05/2024 14:54, Prajna.Rajendrakumar@microchip.com wrote: > >> > >>> + - if: > >>> + properties: > >>> + compatible: > >>> + contains: > >>> + const: microchip,mpfs-spi > >>> + not: > >>> + required: > >>> + - cs-gpios > >> > >> I don't understand what you are expressing here. Did you actually > >> validate it that it achieves exactly what you want? > >=20 > > Since the controller supports only one chip select, the num-cs should > > default to 1 and cannot exceed 1 unless GPIOs are used as chip selects. >=20 > That's not really the answer... or you want to say you did not test it? She told me she did, and even if she hadn't, I did, despite what my email earlier today might suggest! Cheers, Conor. --QPyTx+r9rQ2f1FX5 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZjUMngAKCRB4tDGHoIJi 0ioOAP4qrZKQTHIXUkqkdaR7KEF4zHhg4D/1C9rn1t8djg/KQwEAhKRMyrlN9M8l 95XsbmHI+ErsPIxOkVKUzCTi8NTnRgs= =mXlZ -----END PGP SIGNATURE----- --QPyTx+r9rQ2f1FX5--