From patchwork Fri Sep 18 10:57:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Oltean X-Patchwork-Id: 1366808 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=u8mEi/9g; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4Bt9mL1K64z9sPB for ; Fri, 18 Sep 2020 20:58:10 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726381AbgIRK6J (ORCPT ); Fri, 18 Sep 2020 06:58:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51456 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726326AbgIRK6I (ORCPT ); Fri, 18 Sep 2020 06:58:08 -0400 Received: from mail-ej1-x643.google.com (mail-ej1-x643.google.com [IPv6:2a00:1450:4864:20::643]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C8E94C061788 for ; Fri, 18 Sep 2020 03:58:07 -0700 (PDT) Received: by mail-ej1-x643.google.com with SMTP id u21so7554043eja.2 for ; Fri, 18 Sep 2020 03:58:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=fPG9sy3hJUKg2BkfgCo5IP2CsejO3ze46jlb2573X0U=; b=u8mEi/9grs3sLI8wjEbm9RAyxMmVgIZb1ALN8FItd5LYyUuZ95b6K9gWXVc3tzjKnb lhAkigvZmIRBP5+n6BAL+DQZRzFmdNo+Y7gcqEJGGnFUeSmnjQAu7uD+TXOy5G0KUWyW X6QOHTV1TGUnA3zx2RR+8jp6UqQVFa0Qd/jshYmxOHmGgoUKUNQTpFagHksY5e/1PAN+ HIA2SrHNONc6OYRd2AYlyCwE4zMaouPvhQt4P8ZnFeNIdThfc3aBDnxqb9AvifcFPu2f BXRA6VsBDZ/qYU7AYfBJibW3rTzn+DHdQ268Ok4qnBZlio00n2SWN+Ws9wYba1dkXIgL LuNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=fPG9sy3hJUKg2BkfgCo5IP2CsejO3ze46jlb2573X0U=; b=m3hbfM4IeVTESikMllu44wxlXR1TiJ614Q5rzCxa3Ki2LncPI55a4v3t6mDhJL3b5w dN83ATmhbr00qZKp02Zya1hxGuLT4lOXmOikfsYLMi1QPd0ThVn70ISfBgPhXDeeV/GA Tl0u3lUa5Px+ytaPNgV6qeqJDuwQWgAHMal+EOS7KSWBHD/aUFmPDaltKXa/UUgE6qld 1m3QCjwnvztiSiQ6h2KG5qBdvo0nM3KDXHEH3Xlc0ujkh0aLkV6D995//WD0mmNtR0bv HAA3zAitQzmfBOVjBLpq/YHZWNgvisTUxp/b9LjMp61xOQo/nxztLDP1iSxhnO0eJfVO NXtA== X-Gm-Message-State: AOAM531DeoqdgiIlKlt0z6F1hQ9kbtKAlzoi9kGJB+WrhB69/ZFIcaQr 8b/n4PvyqWDK2VzJU8lP7+U= X-Google-Smtp-Source: ABdhPJxJftlUHm9cbzcLw3Kx7HDVNMAbzgQuD2GFGGRPBv6lfWZMxQU1P6ovV7f7EyD4XrYRf5OPfA== X-Received: by 2002:a17:907:2173:: with SMTP id rl19mr34750471ejb.514.1600426686412; Fri, 18 Sep 2020 03:58:06 -0700 (PDT) Received: from localhost.localdomain ([188.25.217.212]) by smtp.gmail.com with ESMTPSA id k1sm1995086eji.20.2020.09.18.03.58.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2020 03:58:06 -0700 (PDT) From: Vladimir Oltean To: davem@davemloft.net, netdev@vger.kernel.org Cc: yangbo.lu@nxp.com, xiaoliang.yang_1@nxp.com, UNGLinuxDriver@microchip.com, claudiu.manoil@nxp.com, alexandre.belloni@bootlin.com, andrew@lunn.ch, vivien.didelot@gmail.com, f.fainelli@gmail.com, kuba@kernel.org Subject: [PATCH net-next 03/11] net: dsa: seville: first enable memories, then initialize them Date: Fri, 18 Sep 2020 13:57:45 +0300 Message-Id: <20200918105753.3473725-4-olteanv@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200918105753.3473725-1-olteanv@gmail.com> References: <20200918105753.3473725-1-olteanv@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Vladimir Oltean As per documentation, proper startup sequence is: * Enable memories * Initialize memories * Enable core Signed-off-by: Vladimir Oltean --- drivers/net/dsa/ocelot/seville_vsc9953.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index df5709326ce1..a1f25f5e0efc 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -835,8 +835,8 @@ static int vsc9953_reset(struct ocelot *ocelot) } /* initialize switch mem ~40us */ - ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_INIT, 1); ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_ENA, 1); + ocelot_field_write(ocelot, SYS_RESET_CFG_MEM_INIT, 1); err = readx_poll_timeout(vsc9953_sys_ram_init_status, ocelot, val, !val, VSC9953_SYS_RAMINIT_SLEEP,