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GET /api/patches/1378390/?format=api
{ "id": 1378390, "url": "http://patchwork.ozlabs.org/api/patches/1378390/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20201008051250.25784-3-faiz_abbas@ti.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20201008051250.25784-3-faiz_abbas@ti.com>", "list_archive_url": null, "date": "2020-10-08T05:12:35", "name": "[02/17] mmc: am654_sdhci: Unconditionally switch off DLL in the beginning of ios_post()", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "85009917fbd691bff7502920a18987c10fcb7f5c", "submitter": { "id": 72140, "url": "http://patchwork.ozlabs.org/api/people/72140/?format=api", "name": "Faiz Abbas", "email": "faiz_abbas@ti.com" }, "delegate": { "id": 19261, "url": "http://patchwork.ozlabs.org/api/users/19261/?format=api", "username": "lokeshvutla", "first_name": "Lokesh", "last_name": "Vutla", "email": "lokeshvutla@ti.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20201008051250.25784-3-faiz_abbas@ti.com/mbox/", "series": [ { "id": 206622, "url": "http://patchwork.ozlabs.org/api/series/206622/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=206622", "date": "2020-10-08T05:12:33", "name": "Add support for MMC higher speed modes for TI's am65x, j721e and j7200 platforms", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/206622/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1378390/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1378390/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=85.214.62.61; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=<UNKNOWN>)", "ozlabs.org;\n dmarc=pass (p=quarantine dis=none) header.from=ti.com", "ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256\n header.s=ti-com-17Q1 header.b=LawcW7Qj;\n\tdkim-atps=neutral", "phobos.denx.de;\n dmarc=pass (p=quarantine dis=none) header.from=ti.com", "phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de", "phobos.denx.de;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=ti.com header.i=@ti.com header.b=\"LawcW7Qj\";\n\tdkim-atps=neutral", "phobos.denx.de;\n dmarc=pass (p=quarantine dis=none) header.from=ti.com", "phobos.denx.de;\n spf=pass smtp.mailfrom=faiz_abbas@ti.com" ], "Received": [ "from phobos.denx.de (phobos.denx.de [85.214.62.61])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (4096 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 4C6K9S0cQdz9sRk\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 8 Oct 2020 16:13:32 +1100 (AEDT)", "from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id 9845A823AA;\n\tThu, 8 Oct 2020 07:13:10 +0200 (CEST)", "by phobos.denx.de (Postfix, from userid 109)\n id CF197823A5; Thu, 8 Oct 2020 07:13:08 +0200 (CEST)", "from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141])\n (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id 081808172F\n for <u-boot@lists.denx.de>; Thu, 8 Oct 2020 07:13:05 +0200 (CEST)", "from fllv0035.itg.ti.com ([10.64.41.0])\n by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 0985D4qU003021;\n Thu, 8 Oct 2020 00:13:04 -0500", "from DLEE104.ent.ti.com (dlee104.ent.ti.com [157.170.170.34])\n by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 0985D4ox048702\n (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL);\n Thu, 8 Oct 2020 00:13:04 -0500", "from DLEE108.ent.ti.com (157.170.170.38) by DLEE104.ent.ti.com\n (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Thu, 8 Oct\n 2020 00:13:04 -0500", "from lelv0327.itg.ti.com (10.180.67.183) by DLEE108.ent.ti.com\n (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via\n Frontend Transport; Thu, 8 Oct 2020 00:13:04 -0500", "from a0230074-Latitude-E7470.ent.ti.com (ileax41-snat.itg.ti.com\n [10.172.224.153])\n by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0985Cpxe022642;\n Thu, 8 Oct 2020 00:13:01 -0500" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-2.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,\n DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,SPF_HELO_NONE,URIBL_BLOCKED\n autolearn=ham autolearn_force=no version=3.4.2", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com;\n s=ti-com-17Q1; t=1602133984;\n bh=2zLhnCiR3rotBm+EXYUf8RYNDMEwxEftQAmU96tNNk8=;\n h=From:To:CC:Subject:Date:In-Reply-To:References;\n b=LawcW7QjhwjvubUoOtM1NnwhstOwdr6fXZDaGg0mYm46cgEx0Z+8q+UxZS/iiOpEg\n kkOJ3OaxxHDPLFRPw6o2IiTIJna4fzzCpA9EC1WRDFAxtxLjqJV1PGL7+Rwz/OgGqf\n W7KaEn30OY6iQCex1hmPnh4rJvfWzQfsA/XE0V4g=", "From": "Faiz Abbas <faiz_abbas@ti.com>", "To": "<u-boot@lists.denx.de>, <peng.fan@nxp.com>, <lokeshvutla@ti.com>", "CC": "<faiz_abbas@ti.com>", "Subject": "[PATCH 02/17] mmc: am654_sdhci: Unconditionally switch off DLL in the\n beginning of ios_post()", "Date": "Thu, 8 Oct 2020 10:42:35 +0530", "Message-ID": "<20201008051250.25784-3-faiz_abbas@ti.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20201008051250.25784-1-faiz_abbas@ti.com>", "References": "<20201008051250.25784-1-faiz_abbas@ti.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-EXCLAIMER-MD-CONFIG": "e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.34", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.102.3 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "There are some speed modes that work without switching the dll on.\nUnconditionally switch off the DLL before setting clock frequency to\nsupport this case. The software will automatically enable DLL for speed\nmodes that require it. This also means the dll_on priv data member is no\nlonger required.\n\nSigned-off-by: Faiz Abbas <faiz_abbas@ti.com>\n---\n drivers/mmc/am654_sdhci.c | 10 +---------\n 1 file changed, 1 insertion(+), 9 deletions(-)", "diff": "diff --git a/drivers/mmc/am654_sdhci.c b/drivers/mmc/am654_sdhci.c\nindex 82abf484e4..15a47f1e71 100644\n--- a/drivers/mmc/am654_sdhci.c\n+++ b/drivers/mmc/am654_sdhci.c\n@@ -84,7 +84,6 @@ struct am654_sdhci_plat {\n #define IOMUX_PRESENT\t(1 << 1)\n #define FREQSEL_2_BIT\t(1 << 2)\n #define STRBSEL_4_BIT\t(1 << 3)\n-\tbool dll_on;\n };\n \n struct timing_data {\n@@ -141,12 +140,7 @@ static int am654_sdhci_set_ios_post(struct sdhci_host *host)\n \tval &= ~SDHCI_CLOCK_CARD_EN;\n \tsdhci_writew(host, val, SDHCI_CLOCK_CONTROL);\n \n-\t/* power off phy */\n-\tif (plat->dll_on) {\n-\t\tregmap_update_bits(plat->base, PHY_CTRL1, ENDLL_MASK, 0);\n-\n-\t\tplat->dll_on = false;\n-\t}\n+\tregmap_update_bits(plat->base, PHY_CTRL1, ENDLL_MASK, 0);\n \n \t/* restart clock */\n \tsdhci_set_clock(host->mmc, speed);\n@@ -212,8 +206,6 @@ static int am654_sdhci_set_ios_post(struct sdhci_host *host)\n \t\t\t\t\t val & DLLRDY_MASK, 1000, 1000000);\n \t\tif (ret)\n \t\t\treturn ret;\n-\n-\t\tplat->dll_on = true;\n \t}\n \n \treturn 0;\n", "prefixes": [ "02/17" ] }