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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F1E6FC433FE for ; Fri, 12 Nov 2021 11:56:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D4A2361027 for ; Fri, 12 Nov 2021 11:56:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234656AbhKLL7U (ORCPT ); Fri, 12 Nov 2021 06:59:20 -0500 Received: from www.zeus03.de ([194.117.254.33]:40286 "EHLO mail.zeus03.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234745AbhKLL7U (ORCPT ); Fri, 12 Nov 2021 06:59:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=sang-engineering.com; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=k1; bh=ZDaCpJGOGV2HLwzFukT+9f4fU20V Ber3U1nQiuedgQs=; b=U8GEQrZiGRhiimhxAx3fPJ8+UeTjuZzciaMEuM+F9yXO dJ/6jallSuKjs/EVPop1q/YlyTvHFuaLy1gmhafoHdAmNUB013HvTcgl94ZL9LWH jOmzs02txCPhr0EU4/QZPXKNGQiqcZZi/B8iFNHR22LCjdi7qvFu2MvxfXEAGWo= Received: (qmail 1352494 invoked from network); 12 Nov 2021 12:56:27 +0100 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 12 Nov 2021 12:56:27 +0100 X-UD-Smtp-Session: l3s3148p1@csbzJZbQ2M0gAQnoAFqiAcAEyXqBia2a Date: Fri, 12 Nov 2021 12:56:23 +0100 From: Wolfram Sang To: Geert Uytterhoeven Cc: Biju Das , Ulf Hansson , Rob Herring , Linux MMC List , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Geert Uytterhoeven , Chris Paterson , Biju Das , Prabhakar Mahadev Lad , Linux-Renesas Subject: Re: [PATCH v4 2/2] dt-bindings: mmc: renesas,sdhi: Document RZ/G2L bindings Message-ID: Mail-Followup-To: Wolfram Sang , Geert Uytterhoeven , Biju Das , Ulf Hansson , Rob Herring , Linux MMC List , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Geert Uytterhoeven , Chris Paterson , Biju Das , Prabhakar Mahadev Lad , Linux-Renesas References: <20210817090313.31858-1-biju.das.jz@bp.renesas.com> <20210817090313.31858-3-biju.das.jz@bp.renesas.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="tvb6xc1+wzU+EAg9" Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org --tvb6xc1+wzU+EAg9 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi everyone, > > + - description: IMCLK, SDHI channel main clock1. Sounds like "core" > > + - description: IMCLK2, SDHI channel main clock2. When this clock is > > + turned off, external SD card detection cannot be > > + detected. "cd" > > + - description: CLK_HS, SDHI channel High speed clock which operates > > + 4 times that of SDHI channel main clock1. "clkh" compared to the Gen3 bindings to me. > > + - description: ACLK, SDHI channel bus clock. This I don't understand. The CPG-MSSR clock? > Does this actually work with the current Linux SDHI driver? How are > the extra clocks handled? It may work out of the box if their HW can have "clkh" enabled all the time and this is their default. Gen3 has recommendations to disable clkh for slow transfer modes, so we need handling of clkh Kind regards, Wolfram --tvb6xc1+wzU+EAg9 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmGOVmQACgkQFA3kzBSg KbYw1w//Q3Zv+1pPXdP7FJz24jhX2HoU0UBLvoePn5M3RILCJWEkV7SF9ObkpCiw yMpdF+/IJyBFmQM1J0Mks8HE1ZD9la0m1BBkV+/5+hdNO7XS2Md9EenSh5KO5S9v zxi6K2pEmrOWviVGLMNnXIlx3MBn8ZWA1cVrS2q/fkznr6pznejJ5R5ZkNQnJoCu u7gpKRtF+2kxd7x3jdgRtp1cJGCJKYxY43bpNeTSRVxZsjzR9i9wWSXqKRAkw1NZ qFLxLLsPoVNCnQsvu4uaCNaA/JUfabq+bL95sWnXN89bWJ9qdsDxvlZxb8TITv9I 74wDxKrXuYMwV4kTY0Nv1gaLRQMgOCzy/uP6fgK3qFDMjRfNHmFSYooth2wxKfzQ GCrCgMaodKjXSt3q4UtIOSqWSszRpbXQ630d9mhwvvOx5AOWguqokduL+2TxFqIY A1sGq8zfJtyqbL1xjJUNFqe52EFNkszDLxCtiT4vVLQW4/nqf3q20Jezfz/Xyp0I zymCcYQk3lncti93ojMjTBPCrldyT14Npqg/bdayky0VMFkufJTAlt7Twj5vuH96 0wG0ElAyJKY3WWyOblnxNx1ho+I/3omK0pOqg+XEdVQA0XwwwiOIaGvwmkxDwxyh pcVrO+QesYxayqvwOI8b2uDIbQ67EbKlMKvFQVlLXhyRE0C+c14= =qT4R -----END PGP SIGNATURE----- --tvb6xc1+wzU+EAg9--