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GET /api/patches/1469667/?format=api
{ "id": 1469667, "url": "http://patchwork.ozlabs.org/api/patches/1469667/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20210423162748.1952-7-d-gerlach@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": "<20210423162748.1952-7-d-gerlach@ti.com>", "list_archive_url": null, "date": "2021-04-23T16:27:37", "name": "[06/17] arm: mach-k3: am642: Use mmc start and stop callbacks", "commit_ref": "f4686c3d5b96dfdc5d6687845f1c7505fa26bca8", "pull_url": null, "state": "accepted", "archived": false, "hash": "46b2d5ea248e91ad89f02a9c06bce81039a57b09", "submitter": { "id": 61863, "url": "http://patchwork.ozlabs.org/api/people/61863/?format=api", "name": "Dave Gerlach", "email": "d-gerlach@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/20210423162748.1952-7-d-gerlach@ti.com/mbox/", "series": [ { "id": 240546, "url": "http://patchwork.ozlabs.org/api/series/240546/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=240546", "date": "2021-04-23T16:27:34", "name": "arm: mach-k3: Initial Support for Texas Instruments AM642 Platform", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/240546/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1469667/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1469667/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; 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Fri, 23\n Apr 2021 11:27:48 -0500", "from lelv0326.itg.ti.com (10.180.67.84) by DLEE113.ent.ti.com\n (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2 via\n Frontend Transport; Fri, 23 Apr 2021 11:27:48 -0500", "from localhost (ileax41-snat.itg.ti.com [10.172.224.153])\n by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 13NGRmT2056739;\n Fri, 23 Apr 2021 11:27:48 -0500" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-2.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,\n DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,SPF_HELO_NONE autolearn=ham\n 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=1619195269;\n bh=8vlMTFXlCVzbJHL+f4D8vVex0tDFeuooC/MlsTPkhwM=;\n h=From:To:CC:Subject:Date:In-Reply-To:References;\n b=uQgHLuqh94pSyff/jatr88WqRifwdiPBM2dNfI3NJEFnsDvNpj9TJCgWgJCBhaTVz\n P3+aS1rpEbhkXea3rTps2AfoGGx52+WVKYc9TqiUSkDnMKM+Xsy87XKr4TsDfCPZsK\n 3P8zK90gcOWcj9R73nS+nNCVJlJsQs+ZJ4QQvFDQ=", "From": "Dave Gerlach <d-gerlach@ti.com>", "To": "<u-boot@lists.denx.de>, Lokesh Vutla <lokeshvutla@ti.com>, Tom Rini\n <trini@konsulko.com>", "CC": "Praneeth Bajjuri <praneeth@ti.com>, Dave Gerlach <d-gerlach@ti.com>,\n Keerthy J <j-keerthy@ti.com>, Suman Anna <s-anna@ti.com>", "Subject": "[PATCH 06/17] arm: mach-k3: am642: Use mmc start and stop callbacks", "Date": "Fri, 23 Apr 2021 11:27:37 -0500", "Message-ID": "<20210423162748.1952-7-d-gerlach@ti.com>", "X-Mailer": "git-send-email 2.28.0", "In-Reply-To": "<20210423162748.1952-1-d-gerlach@ti.com>", "References": "<20210423162748.1952-1-d-gerlach@ti.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "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 0.102.4 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "To avoid any glitches on MMC clock line, make use of pm per and post\ncallbacks when loading sysfw.\n\nSigned-off-by: Dave Gerlach <d-gerlach@ti.com>\n---\n arch/arm/mach-k3/am642_init.c | 34 +++++++++++++++++++++++++++++++++-\n 1 file changed, 33 insertions(+), 1 deletion(-)", "diff": "diff --git a/arch/arm/mach-k3/am642_init.c b/arch/arm/mach-k3/am642_init.c\nindex db2a8d4d6013..adae9fbbb8cc 100644\n--- a/arch/arm/mach-k3/am642_init.c\n+++ b/arch/arm/mach-k3/am642_init.c\n@@ -19,6 +19,7 @@\n #include <dm.h>\n #include <dm/uclass-internal.h>\n #include <dm/pinctrl.h>\n+#include <mmc.h>\n \n #if defined(CONFIG_SPL_BUILD)\n \n@@ -51,6 +52,36 @@ static void store_boot_info_from_rom(void)\n \t sizeof(struct rom_extended_boot_data));\n }\n \n+#if defined(CONFIG_K3_LOAD_SYSFW) && CONFIG_IS_ENABLED(DM_MMC)\n+void k3_mmc_stop_clock(void)\n+{\n+\tif (spl_boot_device() == BOOT_DEVICE_MMC1) {\n+\t\tstruct mmc *mmc = find_mmc_device(0);\n+\n+\t\tif (!mmc)\n+\t\t\treturn;\n+\n+\t\tmmc->saved_clock = mmc->clock;\n+\t\tmmc_set_clock(mmc, 0, true);\n+\t}\n+}\n+\n+void k3_mmc_restart_clock(void)\n+{\n+\tif (spl_boot_device() == BOOT_DEVICE_MMC1) {\n+\t\tstruct mmc *mmc = find_mmc_device(0);\n+\n+\t\tif (!mmc)\n+\t\t\treturn;\n+\n+\t\tmmc_set_clock(mmc, mmc->saved_clock, false);\n+\t}\n+}\n+#else\n+void k3_mmc_stop_clock(void) {}\n+void k3_mmc_restart_clock(void) {}\n+#endif\n+\n void board_init_f(ulong dummy)\n {\n #if defined(CONFIG_K3_LOAD_SYSFW)\n@@ -94,7 +125,8 @@ void board_init_f(ulong dummy)\n \t * system firmware and if so, will only perform needed config\n \t * and not attempt to load firmware again.\n \t */\n-\tk3_sysfw_loader(is_rom_loaded_sysfw(&bootdata), NULL, NULL);\n+\tk3_sysfw_loader(is_rom_loaded_sysfw(&bootdata), k3_mmc_stop_clock,\n+\t\t\tk3_mmc_restart_clock);\n #endif\n \n \t/* Output System Firmware version info */\n", "prefixes": [ "06/17" ] }