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 5B659EB64D9 for ; Thu, 6 Jul 2023 06:34:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233643AbjGFGeR convert rfc822-to-8bit (ORCPT ); Thu, 6 Jul 2023 02:34:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233626AbjGFGeN (ORCPT ); Thu, 6 Jul 2023 02:34:13 -0400 Received: from outpost1.zedat.fu-berlin.de (outpost1.zedat.fu-berlin.de [130.133.4.66]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A7F510F2; Wed, 5 Jul 2023 23:34:11 -0700 (PDT) Received: from inpost2.zedat.fu-berlin.de ([130.133.4.69]) by outpost.zedat.fu-berlin.de (Exim 4.95) with esmtps (TLS1.3) tls TLS_AES_256_GCM_SHA384 (envelope-from ) id 1qHIZ2-001Mec-CB; Thu, 06 Jul 2023 08:34:04 +0200 Received: from p57bd990e.dip0.t-ipconnect.de ([87.189.153.14] helo=[192.168.178.81]) by inpost2.zedat.fu-berlin.de (Exim 4.95) with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (envelope-from ) id 1qHIZ2-003DEm-4j; Thu, 06 Jul 2023 08:34:04 +0200 Message-ID: <7da62314e5bd2fc1b0f2c95ff0a0f6a39d9ae447.camel@physik.fu-berlin.de> Subject: Re: [PATCH 0/2] SH7709 DMA fixes From: John Paul Adrian Glaubitz To: Artur Rojek , Yoshinori Sato , Rich Felker Cc: Rafael Ignacio Zurita , linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org Date: Thu, 06 Jul 2023 08:34:03 +0200 In-Reply-To: <20230506141703.65605-1-contact@artur-rojek.eu> References: <20230506141703.65605-1-contact@artur-rojek.eu> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT User-Agent: Evolution 3.48.3 MIME-Version: 1.0 X-Original-Sender: glaubitz@physik.fu-berlin.de X-Originating-IP: 87.189.153.14 X-ZEDAT-Hint: PO Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Artur! On Sat, 2023-05-06 at 16:17 +0200, Artur Rojek wrote: > this series provides fixes to the SH7709 DMA controller, allowing the HP > Jornada 680 palmtop to boot Linux again. To my knowledge, this is the > first time in ~14 years someone tests upstream Linux on this device. And > with the included patches applied, I'm happy to announce that it still > works like a charm. Your first batch of patches has been merged into Linus' tree now: > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c17414a273b81fe4e34e11d69fc30cc8b1431614 > PS. What might be of interest to the sh-linux community, there's further > work towards this platform in my pipeline. E.g. I've added support for > the HD6446x PCMCIA controller, allowing Jornada 680 to use Ethernet and > Wi-Fi cards. However, what prevents proper upstream of such a driver is > the crude and antiquated code of the underlying platform base. For > example, the HD6446x bridge (`cchips/hd6446x/hd64461.c`) lacks the > concept of clocks, preventing the PCMCIA driver from hardware agnostic > clock gating. So what I'm looking into next is the cleanup of existing > platform code base, bringing it up-to-date with modern kernel APIs. > Hopefully it's not trying to bite more than I can chew, but eventually > ending up with Device Tree support would be really nice :) Feel free to start sending in more patches addressing the issues mentioned above. Adrian -- .''`. John Paul Adrian Glaubitz : :' : Debian Developer `. `' Physicist `- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913