{"id":810754,"url":"http://patchwork.ozlabs.org/api/1.2/patches/810754/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-arc/patch/20170906182108.16765-1-Eugeniy.Paltsev@synopsys.com/","project":{"id":48,"url":"http://patchwork.ozlabs.org/api/1.2/projects/48/?format=json","name":"Linux ARC development","link_name":"linux-arc","list_id":"linux-snps-arc.lists.infradead.org","list_email":"linux-snps-arc@lists.infradead.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170906182108.16765-1-Eugeniy.Paltsev@synopsys.com>","list_archive_url":null,"date":"2017-09-06T18:21:08","name":"ARC: AXS10x: Add temporary quirk to reset ethernet IP","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"d9a6b85bdb03c35d250251f181d68e78a8aa1ce0","submitter":{"id":69220,"url":"http://patchwork.ozlabs.org/api/1.2/people/69220/?format=json","name":"Eugeniy Paltsev","email":"Eugeniy.Paltsev@synopsys.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-arc/patch/20170906182108.16765-1-Eugeniy.Paltsev@synopsys.com/mbox/","series":[{"id":1864,"url":"http://patchwork.ozlabs.org/api/1.2/series/1864/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-arc/list/?series=1864","date":"2017-09-06T18:21:08","name":"ARC: AXS10x: Add temporary quirk to reset ethernet IP","version":1,"mbox":"http://patchwork.ozlabs.org/series/1864/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/810754/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/810754/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org; 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a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n\td=lists.infradead.org; s=bombadil.20170209; h=Sender:\n\tContent-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe:\n\tList-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:\n\tSubject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date:\n\tResent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:\n\tReferences:List-Owner; bh=jZVpv+pTwS+ukZRGgv0q2sEw+INIOobrcN0L69DBe5U=;\n\tb=BeT\n\tWLCeI2E9Sm51iwZyLM6WggSHjkGl1bwz+y+Ys1TYbV+parX+bzsi22jkFfhksRQgqSJFtoNONY1sd\n\thUxzVJgcISE4JoHkAp7MWCyhAYxTGwcNApX7kh9BM3R1A7HP/lg72DLs5ZVw2O9XJ9EGa59jQ1QdY\n\tC2s4/n1poXj2fUUeKcMO9SPbXSQus8hfuxP+AwSobeH0BXi8Cq5jZePFRnUEMbWEBcluTwnGocttc\n\tUJR4gVQOQ40Edn8cXYejkQudnLJ7UqBYIc9TE9D/9WdrnG4rDrBf5NAL+58Bnm5/GRNMjREM5J6Ni\n\t9agEWesf6jYF/sHjCwrN2uHwB3vMpUg==;","From":"Eugeniy Paltsev ","To":"linux-snps-arc@lists.infradead.org","Subject":"[PATCH] ARC: AXS10x: Add temporary quirk to reset ethernet IP","Date":"Wed, 6 Sep 2017 21:21:08 +0300","Message-Id":"<20170906182108.16765-1-Eugeniy.Paltsev@synopsys.com>","X-Mailer":"git-send-email 2.9.3","X-CRM114-Version":"20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ","X-CRM114-CacheID":"sfid-20170906_112134_949910_251741B0 ","X-CRM114-Status":"UNSURE ( 5.92 )","X-CRM114-Notice":"Please train this message.","X-Spam-Score":"-1.9 (-)","X-Spam-Report":"SpamAssassin version 3.4.1 on bombadil.infradead.org summary:\n\tContent analysis details: (-1.9 points)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/,\n\tno trust [198.182.47.9 listed in list.dnswl.org]\n\t-0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay\n\tdomain\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]","X-BeenThere":"linux-snps-arc@lists.infradead.org","X-Mailman-Version":"2.1.21","Precedence":"list","List-Id":"Linux on Synopsys ARC Processors\n\t","List-Unsubscribe":", \n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":", \n\t","Cc":"Vineet Gupta ,\n\tAlexey Brodkin ,\n\tEugeniy Paltsev ,\n\tlinux-kernel@vger.kernel.org","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Sender":"\"linux-snps-arc\" ","Errors-To":"linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org"},"content":"DW ethernet controller on AXS10x hangs sometimes after SW reset, so\nadd temporary quirk to reset DW ethernet controller IP core.\nThis quirk can be removed after axs10x reset driver\n(see http://patchwork.ozlabs.org/patch/800273/)\nor simple reset driver\n(see https://patchwork.kernel.org/patch/9903375/)\nwill be available in upstream.\n\nSigned-off-by: Eugeniy Paltsev \n---\n arch/arc/plat-axs10x/axs10x.c | 7 +++++++\n 1 file changed, 7 insertions(+)","diff":"diff --git a/arch/arc/plat-axs10x/axs10x.c b/arch/arc/plat-axs10x/axs10x.c\nindex f1ac679..cf14ebc 100644\n--- a/arch/arc/plat-axs10x/axs10x.c\n+++ b/arch/arc/plat-axs10x/axs10x.c\n@@ -111,6 +111,13 @@ static void __init axs10x_early_init(void)\n \n \taxs10x_enable_gpio_intc_wire();\n \n+\t/*\n+\t * Reset ethernet IP core.\n+\t * TODO: get rid of this quirk after axs10x reset driver (or simple\n+\t * reset driver) will be available in upstream.\n+\t */\n+\tiowrite32((1 << 5), (void __iomem *) CREG_MB_SW_RESET);\n+\n \tscnprintf(mb, 32, \"MainBoard v%d\", mb_rev);\n \taxs10x_print_board_ver(CREG_MB_VER, mb);\n }\n","prefixes":[]}