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 380471F03C5; Fri, 1 Aug 2025 19:31:33 +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=1754076694; cv=none; b=I46VBfIfx2M782EG5c7sFZhtfwSZ2g9eyU+lXfVgqB5s5RVkUZX2qGCMgwf+l1ezbOCWPa+BLX16PcKnoAtOedPQpTXg35OdYt08X1iEwSkhmMq7tQyoXDMO44J+BGCa2gNsN+MWyCxmmREVvLdnsDo7hNE1QWlsV04GgCrYEUg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754076694; c=relaxed/simple; bh=TcZbBZapmGQ0Rnr4BOG6Vs70nByafs6BaT3xqjgKgEg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=g9vto6Zoi8gWU5JHY8IgNI1d/3NfRzP/jTws2d9qhjwooGgcWWdhzBrui0E1+GktHi+DBlGkzyVlu9D1jCp99qRJF/0ZbpaO2ajeyoWpzPgPbANQqMStkXJUa1SnAxInT7V0AMxZpjAHOMbX9TqRad37P0IO2MdMXp3Lkea1IOo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iwqNxYPl; 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="iwqNxYPl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC65CC4CEE7; Fri, 1 Aug 2025 19:31:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1754076693; bh=TcZbBZapmGQ0Rnr4BOG6Vs70nByafs6BaT3xqjgKgEg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iwqNxYPlEHQsXABuSbTPq9ikmDFweJrimgwN1Y/Be9zFSZ6otUuhGupkJ6CIMx9Os ZHYkFwVXVozwzR/MiewKAJ3vFLxQIt63C06Q2sltPkBXQherTpWHpva7w82k9gxSSu ADp0ixEkbF4ck5W/DoSPTfLE8NimYG0cxI8DrTjyFbbfgIe+2+EidLNFg/GxCzo4tz GYLWZdALm6Y8GNyfjoAzhcyshT1M98E2g1jZ1JFtTDKZBlKQ/OdBrkdfDZmQns52Y4 V92ia6J+gqweIl9EN7v5XT7pLFtmX+q0EScVJfKr/0PfbamvqbTOoQpicstA6yCrib SJgzl7q890WAA== Date: Fri, 1 Aug 2025 20:31:28 +0100 From: Conor Dooley To: Nick Hu Cc: Alexandre Ghiti , Paul Walmsley , Palmer Dabbelt , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Palmer Dabbelt , Albert Ou , Samuel Holland Subject: Re: [PATCH v2] dt-bindings: riscv: Add SiFive vendor extensions description Message-ID: <20250801-lunar-stream-0fdb3f0febec@spud> References: <20250801070112.12071-1-nick.hu@sifive.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="wbkrqDwsXdSIcaGf" Content-Disposition: inline In-Reply-To: <20250801070112.12071-1-nick.hu@sifive.com> --wbkrqDwsXdSIcaGf Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Aug 01, 2025 at 03:01:12PM +0800, Nick Hu wrote: > Add description for SiFive vendor extensions "xsfcflushdlone", > "xsfpgflushdlone" and "xsfcease". This is used in the SBI > implementation [1]. >=20 > [1] https://lore.kernel.org/opensbi/20250708074940.10904-1-nick.hu@sifive= =2Ecom/ >=20 > Changes in v2: > - Update the message to indicate the user of the extensions. This should be below the --- line. With that, Acked-by: Conor Dooley although I suppose it'll be me taking this and I can fix it up on application? >=20 > Signed-off-by: Nick Hu > --- > .../devicetree/bindings/riscv/extensions.yaml | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) >=20 > diff --git a/Documentation/devicetree/bindings/riscv/extensions.yaml b/Do= cumentation/devicetree/bindings/riscv/extensions.yaml > index ede6a58ccf53..5638297759df 100644 > --- a/Documentation/devicetree/bindings/riscv/extensions.yaml > +++ b/Documentation/devicetree/bindings/riscv/extensions.yaml > @@ -663,6 +663,24 @@ properties: > https://www.andestech.com/wp-content/uploads/AX45MP-1C-Rev.-= 5.0.0-Datasheet.pdf > =20 > # SiFive > + - const: xsfcease > + description: > + SiFive CEASE Instruction Extensions Specification. > + See more details in > + https://www.sifive.com/document-file/freedom-u740-c000-manual > + > + - const: xsfcflushdlone > + description: > + SiFive L1D Cache Flush Instruction Extensions Specification. > + See more details in > + https://www.sifive.com/document-file/freedom-u740-c000-manual > + > + - const: xsfpgflushdlone > + description: > + SiFive PGFLUSH Instruction Extensions for the power manageme= nt. The > + CPU will flush the L1D and enter the cease state after execu= ting > + the instruction. > + > - const: xsfvqmaccdod > description: > SiFive Int8 Matrix Multiplication Extensions Specification. > --=20 > 2.17.1 >=20 --wbkrqDwsXdSIcaGf Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaI0WEAAKCRB4tDGHoIJi 0uYTAPsGwJFW4yNjwYW1pBmrtz8xINlz60+L0eZqXY81BKT/owEAimug6HQAtgP4 UpmPq+OYSLSIcv7IE9Am7z3Yn50aSQ0= =6jVn -----END PGP SIGNATURE----- --wbkrqDwsXdSIcaGf--