[{"id":1760153,"web_url":"http://patchwork.ozlabs.org/comment/1760153/","msgid":"","list_archive_url":null,"date":"2017-08-30T13:13:57","subject":"Re: [PATCH v3 00/13] mmc: meson-gx: driver fixups and upgrades","submitter":{"id":21036,"url":"http://patchwork.ozlabs.org/api/people/21036/","name":"Ulf Hansson","email":"ulf.hansson@linaro.org"},"content":"On 28 August 2017 at 16:29, Jerome Brunet wrote:\n> The patchset features several bugfixes, rework and upgrade for the\n> meson-gx MMC driver.\n>\n> The main goal is to improve readability and enable new high speed\n> modes, such as eMMC DDR52 and sdcard UHS modes up to SDR50 (100Mhz)\n>\n> SDR104 is not working with a few cards on the p200 and the\n> libretech-cc. I suspect that 200Mhz might be a bit too fast for the PCB\n> of these boards, adding noise to the signal and eventually breaking\n> the communication with some cards. The same cards are working well on a\n> laptop or the nanopi-k2 at 200Mhz.\n>\n> This series has been tested on gxbb-p200, gxbb-nanopi-k2 and\n> gxl-s905x-libretech-cc\n>\n> Changes since v2 [1]:\n> * Drop patches 1 to 3: Applied.\n> * Drop patch 4: Debug stuff which should not have been sent.\n> * Added fix to previous patch 3:\n> If the clock register is not initialized before registering the clk\n> with CCF, the framework will complain about an illegal divider value.\n> This had gone unnoticed because it was later fixed by the clock init\n> rework.\n>\n> Ulf, I know it is getting late but it would be nice if patch #1 of\n> this v3 could go with 3 patches you already applied. The rest can\n> wait for the following cycle.\n\nI decided to pick them all, so applied for next!\n\nFor patch1, I decided to update the changelog a bit, avoiding to have\na specific fixes tag, becasue the fix might not end up having the same\nhash, when/if I rebase my branch.\n\nThanks!\n\nKind regards\nUffe\n\n>\n> Changes since v1 [0]:\n> * Reorder patches to have fixes first, then rework and finally\n> enhancements.\n> * Use CCF to manage clock phases\n>\n> [0]: https://lkml.kernel.org/r/20170804174353.16486-1-jbrunet@baylibre.com\n> [1]: https://lkml.kernel.org/r/20170821160301.21899-1-jbrunet@baylibre.com\n>\n> Jerome Brunet (13):\n> mmc: meson-gx: initialize sane clk default before clock register\n> mmc: meson-gx: cfg init overwrite values\n> mmc: meson-gx: rework set_ios function\n> mmc: meson-gx: rework clk_set function\n> mmc: meson-gx: rework clock init function\n> mmc: meson-gx: fix dual data rate mode frequencies\n> mmc: meson-gx: work around clk-stop issue\n> mmc: meson-gx: simplify interrupt handler\n> mmc: meson-gx: implement card_busy callback\n> mmc: meson-gx: use CCF to handle the clock phases\n> mmc: meson-gx: implement voltage switch callback\n> mmc: meson-gx: change default tx phase\n> mmc: meson-gx: rework tuning function\n>\n> drivers/mmc/host/meson-gx-mmc.c | 710 ++++++++++++++++++++++++++++------------\n> 1 file changed, 493 insertions(+), 217 deletions(-)\n>\n> --\n> 2.9.5\n>","headers":{"Return-Path":"","X-Original-To":"incoming-imx@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming-imx@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; 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\n\tWed, 30 Aug 2017 06:13:58 -0700 (PDT)","MIME-Version":"1.0","In-Reply-To":"<20170828142915.27020-1-jbrunet@baylibre.com>","References":"<20170828142915.27020-1-jbrunet@baylibre.com>","From":"Ulf Hansson ","Date":"Wed, 30 Aug 2017 15:13:57 +0200","Message-ID":"","Subject":"Re: [PATCH v3 00/13] mmc: meson-gx: driver fixups and upgrades","To":"Jerome Brunet ","X-CRM114-Version":"20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ","X-CRM114-CacheID":"sfid-20170830_141420_756762_0CEED9F6 ","X-CRM114-Status":"GOOD ( 25.73 )","X-Spam-Score":"-2.7 (--)","X-Spam-Report":"SpamAssassin version 3.4.1 on casper.infradead.org summary:\n\tContent analysis details: (-2.7 points, 5.0 required)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/,\n\tlow\n\ttrust [2607:f8b0:4001:c0b:0:0:0:22d listed in] [list.dnswl.org]\n\t-0.0 SPF_PASS SPF: sender matches SPF record\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]\n\t-0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from\n\tauthor's domain\n\t0.1 DKIM_SIGNED Message has a DKIM or DK signature,\n\tnot necessarily valid\n\t-0.1 DKIM_VALID Message has at least one valid DKIM or DK signature","X-BeenThere":"linux-arm-kernel@lists.infradead.org","X-Mailman-Version":"2.1.21","Precedence":"list","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"Kevin Hilman ,\n\t\"linux-mmc@vger.kernel.org\" ,\n\t\"linux-kernel@vger.kernel.org\" ,\n\tCarlo Caione ,\n\t\"open list:ARM/Amlogic Meson...\" , \n\t\"linux-arm-kernel@lists.infradead.org\"\n\t","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Sender":"\"linux-arm-kernel\" ","Errors-To":"linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org","List-Id":"linux-imx-kernel.lists.patchwork.ozlabs.org"}},{"id":1760416,"web_url":"http://patchwork.ozlabs.org/comment/1760416/","msgid":"<7hr2vsdgj4.fsf@baylibre.com>","list_archive_url":null,"date":"2017-08-30T19:03:43","subject":"Re: [PATCH v3 00/13] mmc: meson-gx: driver fixups and upgrades","submitter":{"id":68189,"url":"http://patchwork.ozlabs.org/api/people/68189/","name":"Kevin Hilman","email":"khilman@baylibre.com"},"content":"Hi Ulf,\n\nUlf Hansson writes:\n\n> On 28 August 2017 at 16:29, Jerome Brunet wrote:\n>> The patchset features several bugfixes, rework and upgrade for the\n>> meson-gx MMC driver.\n>>\n>> The main goal is to improve readability and enable new high speed\n>> modes, such as eMMC DDR52 and sdcard UHS modes up to SDR50 (100Mhz)\n>>\n>> SDR104 is not working with a few cards on the p200 and the\n>> libretech-cc. I suspect that 200Mhz might be a bit too fast for the PCB\n>> of these boards, adding noise to the signal and eventually breaking\n>> the communication with some cards. The same cards are working well on a\n>> laptop or the nanopi-k2 at 200Mhz.\n>>\n>> This series has been tested on gxbb-p200, gxbb-nanopi-k2 and\n>> gxl-s905x-libretech-cc\n>>\n>> Changes since v2 [1]:\n>> * Drop patches 1 to 3: Applied.\n>> * Drop patch 4: Debug stuff which should not have been sent.\n>> * Added fix to previous patch 3:\n>> If the clock register is not initialized before registering the clk\n>> with CCF, the framework will complain about an illegal divider value.\n>> This had gone unnoticed because it was later fixed by the clock init\n>> rework.\n>>\n>> Ulf, I know it is getting late but it would be nice if patch #1 of\n>> this v3 could go with 3 patches you already applied. The rest can\n>> wait for the following cycle.\n>\n> I decided to pick them all, so applied for next!\n>\n\nJust to double-check, so I can plan for the DT patches\naccordingly... you are queuing this for v4.14, right?\n\nKevin","headers":{"Return-Path":"","X-Original-To":"incoming-imx@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming-imx@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; helo=bombadil.infradead.org;\n\tenvelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org;\n\treceiver=)","ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=lists.infradead.org\n\theader.i=@lists.infradead.org header.b=\"iauaxoB4\"; \n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=baylibre-com.20150623.gappssmtp.com\n\theader.i=@baylibre-com.20150623.gappssmtp.com header.b=\"zvHhERQo\"; \n\tdkim-atps=neutral"],"Received":["from bombadil.infradead.org (bombadil.infradead.org\n\t[65.50.211.133])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xjFKz5Cnlz9sN5\n\tfor ;\n\tThu, 31 Aug 2017 05:04:22 +1000 (AEST)","from localhost ([127.0.0.1] helo=bombadil.infradead.org)\n\tby bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dn8Hh-0006oY-RA; 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charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Sender":"\"linux-arm-kernel\" ","Errors-To":"linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org","List-Id":"linux-imx-kernel.lists.patchwork.ozlabs.org"}},{"id":1760824,"web_url":"http://patchwork.ozlabs.org/comment/1760824/","msgid":"","list_archive_url":null,"date":"2017-08-31T10:46:12","subject":"Re: [PATCH v3 00/13] mmc: meson-gx: driver fixups and upgrades","submitter":{"id":21036,"url":"http://patchwork.ozlabs.org/api/people/21036/","name":"Ulf Hansson","email":"ulf.hansson@linaro.org"},"content":"On 30 August 2017 at 21:03, Kevin Hilman wrote:\n> Hi Ulf,\n>\n> Ulf Hansson writes:\n>\n>> On 28 August 2017 at 16:29, Jerome Brunet wrote:\n>>> The patchset features several bugfixes, rework and upgrade for the\n>>> meson-gx MMC driver.\n>>>\n>>> The main goal is to improve readability and enable new high speed\n>>> modes, such as eMMC DDR52 and sdcard UHS modes up to SDR50 (100Mhz)\n>>>\n>>> SDR104 is not working with a few cards on the p200 and the\n>>> libretech-cc. I suspect that 200Mhz might be a bit too fast for the PCB\n>>> of these boards, adding noise to the signal and eventually breaking\n>>> the communication with some cards. The same cards are working well on a\n>>> laptop or the nanopi-k2 at 200Mhz.\n>>>\n>>> This series has been tested on gxbb-p200, gxbb-nanopi-k2 and\n>>> gxl-s905x-libretech-cc\n>>>\n>>> Changes since v2 [1]:\n>>> * Drop patches 1 to 3: Applied.\n>>> * Drop patch 4: Debug stuff which should not have been sent.\n>>> * Added fix to previous patch 3:\n>>> If the clock register is not initialized before registering the clk\n>>> with CCF, the framework will complain about an illegal divider value.\n>>> This had gone unnoticed because it was later fixed by the clock init\n>>> rework.\n>>>\n>>> Ulf, I know it is getting late but it would be nice if patch #1 of\n>>> this v3 could go with 3 patches you already applied. The rest can\n>>> wait for the following cycle.\n>>\n>> I decided to pick them all, so applied for next!\n>>\n>\n> Just to double-check, so I can plan for the DT patches\n> accordingly... you are queuing this for v4.14, right?\n\nYes, correct!\n\nKind regards\nUffe","headers":{"Return-Path":"","X-Original-To":"incoming-imx@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming-imx@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; helo=bombadil.infradead.org;\n\tenvelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org;\n\treceiver=)","ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=lists.infradead.org\n\theader.i=@lists.infradead.org header.b=\"u+Ghaj2L\"; \n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=linaro.org header.i=@linaro.org\n\theader.b=\"eSGqojhG\"; dkim-atps=neutral"],"Received":["from bombadil.infradead.org (bombadil.infradead.org\n\t[65.50.211.133])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xjfFF2w9wz9s7F\n\tfor ;\n\tThu, 31 Aug 2017 20:46:41 +1000 (AEST)","from localhost ([127.0.0.1] helo=bombadil.infradead.org)\n\tby bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dnMzd-0001a7-Vp; 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\n\tThu, 31 Aug 2017 03:46:12 -0700 (PDT)","MIME-Version":"1.0","In-Reply-To":"<7hr2vsdgj4.fsf@baylibre.com>","References":"<20170828142915.27020-1-jbrunet@baylibre.com>\n\t\n\t<7hr2vsdgj4.fsf@baylibre.com>","From":"Ulf Hansson ","Date":"Thu, 31 Aug 2017 12:46:12 +0200","Message-ID":"","Subject":"Re: [PATCH v3 00/13] mmc: meson-gx: driver fixups and upgrades","To":"Kevin Hilman ","X-CRM114-Version":"20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ","X-CRM114-CacheID":"sfid-20170831_034633_783564_BF0CA94A ","X-CRM114-Status":"GOOD ( 14.66 )","X-Spam-Score":"-2.7 (--)","X-Spam-Report":"SpamAssassin version 3.4.1 on bombadil.infradead.org summary:\n\tContent analysis details: (-2.7 points)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/,\n\tlow\n\ttrust [2607:f8b0:4001:c06:0:0:0:231 listed in] [list.dnswl.org]\n\t-0.0 SPF_PASS SPF: sender matches SPF record\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]\n\t-0.1 DKIM_VALID Message has at least one valid DKIM or DK signature\n\t0.1 DKIM_SIGNED Message has a DKIM or DK signature,\n\tnot necessarily valid\n\t-0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from\n\tauthor's domain","X-BeenThere":"linux-arm-kernel@lists.infradead.org","X-Mailman-Version":"2.1.21","Precedence":"list","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"\"linux-mmc@vger.kernel.org\" ,\n\t\"linux-kernel@vger.kernel.org\" ,\n\tCarlo Caione ,\n\t\"open list:ARM/Amlogic Meson...\" , \n\t\"linux-arm-kernel@lists.infradead.org\"\n\t, \n\tJerome Brunet ","Content-Type":"text/plain; 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