From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95637EB64DD for ; Fri, 28 Jul 2023 06:47:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233532AbjG1Grc (ORCPT ); Fri, 28 Jul 2023 02:47:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233577AbjG1GrZ (ORCPT ); Fri, 28 Jul 2023 02:47:25 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 76A773AA8; Thu, 27 Jul 2023 23:47:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1690526837; x=1722062837; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=YtvQho51fiUQiVv7pUWMWChlYR1zLZ8AT/WHvdmM9Ww=; b=BQJR08sEg2G448F9BOcQezoCgr3+gNHLc2lf4FPWNQkmuSdpYuMi2ut0 XfoKiF7cBdDG5YJMeutUcifjxIdqEk7KJQROUQFEx65FicTbFAB68JqrP N432SUsallebmQmNyAr++jVZpyLd1drp+gnIJ9QOnhnPaxEE1kDmEMOIJ uPjBFPGOhBIJi3Pk4wLPu/tCIDJozY54PkqOHZ1kr3LFIA4bA6uA0vqLb GuwPcDcRoT04weAOL/sah2C5Bx8tm5WQjyv/b8n/S/efrE+BP1vvHLx36 UICPJLWhq+c8pEizjt4zo9Trutd3NE9mVnRDoIz25pyb0o4+jEYl5fVyA w==; X-IronPort-AV: E=Sophos;i="6.01,236,1684825200"; d="asc'?scan'208";a="227024283" X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 27 Jul 2023 23:47:16 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex02.mchp-main.com (10.10.87.72) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Thu, 27 Jul 2023 23:47:13 -0700 Received: from wendy (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21 via Frontend Transport; Thu, 27 Jul 2023 23:47:11 -0700 Date: Fri, 28 Jul 2023 07:46:36 +0100 From: Conor Dooley To: Eric Lin CC: Krzysztof Kozlowski , , , , , , , , , Subject: Re: [PATCH v2 1/3] dt-bindings: riscv: sifive: Add SiFive Private L2 cache controller Message-ID: <20230728-penpal-prelude-29a952c03827@wendy> References: <20230720135125.21240-1-eric.lin@sifive.com> <20230720135125.21240-2-eric.lin@sifive.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="DkvLLUDHEo/ixRke" Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org --DkvLLUDHEo/ixRke Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jul 28, 2023 at 02:01:28PM +0800, Eric Lin wrote: > Hi Krzysztof, >=20 > On Fri, Jul 21, 2023 at 4:35=E2=80=AFPM Krzysztof Kozlowski > wrote: > > > > On 20/07/2023 15:51, Eric Lin wrote: > > > This add YAML DT binding documentation for SiFive Private L2 > > > cache controller > > > > > > Signed-off-by: Eric Lin > > > Reviewed-by: Zong Li > > > Reviewed-by: Nick Hu > > > > > > ... > > > > > +properties: > > > + compatible: > > > + items: > > > + - const: sifive,pl2cache1 > > > > I still have doubts that it is not used in any SoC. This is what you > > said last time: "is not part of any SoC." > > If not part of any SoC, then where is it? Why are you adding it to the > > kernel? > > >=20 > Sorry for the late reply. I didn't describe it clearly last time. > Currently, we have two hardware versions of pl2cache: pl2cache0 and pl2ca= che1. > The pl2cache0 is used in unmatched board SoC. Wait a second, does the fu740 on the unmatched not have a ccache as it's L2 cache? > The pl2cache1 is > utilized in our internal FPGA platform for evaluation; it's our core > IP. --DkvLLUDHEo/ixRke Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZMNkSQAKCRB4tDGHoIJi 0n12AP4h2vY+IY4Xw3D7EqF9UHWzxcPq70z+ADbj7pY81bxvgAD/eTAguxDbLB8q 4QcYSxEmzDs/Mr2qOF0gN0xCG6+3KwQ= =Vu0G -----END PGP SIGNATURE----- --DkvLLUDHEo/ixRke--