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 6665A217F24; Tue, 9 Sep 2025 19:46:56 +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=1757447216; cv=none; b=stlb3Mp+P9PsyYRlNkCEePC3U0pnxgSd0osNlRw5bWuJYdDks7ttslFuThR4KU+eFbhbvhB3giijnfNqS7dYZ5rtF42iKxN3BLtoMe9JlXUyTkCuoMXtLLpv/qm34J1V4Ab7XKJ552EVAWxmhf1cuOxqgF840IkwrgOZuxrXQT4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757447216; c=relaxed/simple; bh=7ScPPDBLqgTRfpZVYiWUNROBp2LC930SYUNUqIVvSGY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=sMPg3Smz6CLTJE6j6EzFeDY1M70pwjAR414e1T6yRQWlW9JUz4i4BluEF+qgZlzMJ0S4W64ITw1GZ6llFZ5M7CzQm0S6nN3zoElXlL0SPo/sBu/L+d4yMeMNbVohywZ4Cxx3Z0dYCrv63DavNACWxG4s//6LANonU3GYhPpJ62Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MgING1j8; 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="MgING1j8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C9B51C4CEF4; Tue, 9 Sep 2025 19:46:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757447216; bh=7ScPPDBLqgTRfpZVYiWUNROBp2LC930SYUNUqIVvSGY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=MgING1j8ITYqo+w+ZE720yT1uAvmfUiHE3V835LRWXenuJ1lk/4/mRRscnat2bsar 2cJRK4/rXdd54ryhLk1TaqD1uKJhI+HK36zHCBsEKTRarkMXAsAncGIyiArq0M05gE A0qQYCH8do+8onOr3WJq48phZKCxajOy89tLOFZ7F8Q0QRZEnjH0z4rR4AMkIUR/vz kTmIuZIngv7gtu91Br8aF6t68tFQfsdIed9ePNDTInAW/OYBJvn2uCk6YeuhZeCK1d 5lmJGCNX372lzDMeiS2JFtR74kSJTpCVgTp960djrpNQ24RnykxgrfnFftjXzqCAtb pG4nnSeGFao4Q== Date: Tue, 9 Sep 2025 20:46:51 +0100 From: Conor Dooley To: Durai Manickam KR Cc: linux-i3c@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alexandre.belloni@bootlin.com, Frank.Li@nxp.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, balamanikandan.gunasundar@microchip.com, nicolas.ferre@microchip.com Subject: Re: [PATCH 0/4] Add Microchip I3C controller Message-ID: <20250909-pointy-tanning-8e7b4320979d@spud> References: <20250909111333.170016-1-durai.manickamkr@microchip.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="bccwR6h2lKhRSsYP" Content-Disposition: inline In-Reply-To: <20250909111333.170016-1-durai.manickamkr@microchip.com> --bccwR6h2lKhRSsYP Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Sep 09, 2025 at 04:43:29PM +0530, Durai Manickam KR wrote: > Add support for microchip SAMA7D65 I3C HCI master only IP. This > hardware is an instance of the MIPI I3C HCI Controller implementing > version 1.0 specification. This driver adds platform-specific > support for SAMA7D65 SoC. >=20 > I3C in master mode supports up to 12.5MHz, SDR mode data transfer in > mixed bus mode (I2C and I3C target devices on same i3c bus). It also > supports IBI mechanism. > =20 > Features tested and supported : > Standard CCC commands. > I3C SDR mode private transfers in PIO mode. > I2C transfers in PIO mode. > Pure bus mode and mixed bus mode. >=20 > Testing done: > With this patch we are able to fully configure the lsm6dso I3C slave > device. Unlike I2C, I hope there is no linux utility to check the > various transactions supported in the host controller. These features > will be added later on this driver after testing (probably with I3C > analyser KIT). >=20 > Durai Manickam KR (4): > clk: at91: sama7d65: add peripheral clock for I3C > i3c: master: add Microchip SAMA7D65 I3C HCI master driver > ARM: configs: at91: sama7: Add SAMA7D65 I3C HCI master > ARM: dts: microchip: add I3C controller >=20 > arch/arm/boot/dts/microchip/sama7d65.dtsi | 12 + > arch/arm/configs/sama7_defconfig | 2 + > drivers/clk/at91/sama7d65.c | 5 +- > drivers/i3c/master/Kconfig | 14 + > drivers/i3c/master/Makefile | 1 + > drivers/i3c/master/sama7d65-i3c-hci-master.c | 2705 ++++++++++++++++++ > 6 files changed, 2737 insertions(+), 2 deletions(-) > create mode 100644 drivers/i3c/master/sama7d65-i3c-hci-master.c Where is your dt-binding? --bccwR6h2lKhRSsYP Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaMCEKwAKCRB4tDGHoIJi 0r7ZAQCTBnAV4Wn+pTN3+wCIOYGS0jYhZs+X+llJ2HIcWkKVdgD/SvAvKvYbuKH+ hwqxPztZvWI/Ee+rfQJb8gQQ0XPEDgA= =Eui4 -----END PGP SIGNATURE----- --bccwR6h2lKhRSsYP--