From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 18 Jan 2022 15:06:43 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1n9p8F-005cxW-7z for lore@lore.pengutronix.de; Tue, 18 Jan 2022 15:06:43 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1n9p8E-0006Nj-3K for lore@pengutronix.de; Tue, 18 Jan 2022 15:06:42 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=llkV4p/gLreWcEdEHr002lUdjEdV+TxXYgI86yNHVMc=; b=xcopyt4T3LjQ58 2SobqaBwd7Cs42Y9Xah5OhXJFi5+Z+zj2b5nREjjhOyYXxxC+Ku1mzPKFPHUtgQ7VuZq8p1icNtCI G+L5sgp3gDw5aYpMrWaMsyvdehcPSeMoswT0V+IPi4BY5vMHLvHgewWCHW+RTMbjyuruBZpt49EaS 0IM4svxhrf1tB1qTtFnYeKeqm/5+nmcqGk/VZP17K81gkHThoxA5/s77oci0TMgTLl8XDXZOdJFdQ sBCQZwvv4hIEwdX9mktEnqc+ruDZ6+X8ut/gegC/5wM71tmTqDTlIw5V6WsurogKta8eqsPGpzj0j 9mT8ED87sTWm15eOz6OQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n9p6o-001l9z-Ai; Tue, 18 Jan 2022 14:05:14 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n9p6i-001l70-Bw for barebox@lists.infradead.org; Tue, 18 Jan 2022 14:05:09 +0000 Received: from dude02.hi.pengutronix.de ([2001:67c:670:100:1d::28]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1n9p6e-0005og-H2; Tue, 18 Jan 2022 15:05:04 +0100 Received: from str by dude02.hi.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1n9p6d-009kMl-RG; Tue, 18 Jan 2022 15:05:03 +0100 From: Steffen Trumtrar To: barebox@lists.infradead.org Cc: Steffen Trumtrar Date: Tue, 18 Jan 2022 15:04:52 +0100 Message-Id: <20220118140453.1860909-6-s.trumtrar@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220118140453.1860909-1-s.trumtrar@pengutronix.de> References: <20220118140453.1860909-1-s.trumtrar@pengutronix.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220118_060508_452960_D96475B7 X-CRM114-Status: GOOD ( 10.24 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.1 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 5/6] ata: sata_mv: issue hard-reset on probe X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) When strobing the EATARST signal, the core will generate a hard-reset instead of a soft-reset. Use this to have the core and ATA drive in a better defined state. Signed-off-by: Steffen Trumtrar --- drivers/ata/sata_mv.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index dd326428f4..49205d24d8 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -136,6 +136,8 @@ static int mv_sata_probe(struct device_d *dev) mv_soc_65n_phy_errata(base); + /* strobe for hard-reset */ + writel(REG_EDMA_COMMAND__EATARST, base + REG_EDMA_COMMAND(0)); writel(REG_EDMA_COMMAND__EATARST, base + REG_EDMA_COMMAND(0)); udelay(25); writel(0x0, base + REG_EDMA_COMMAND(0)); -- 2.30.2 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox