From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 17 Aug 2026 16:06:26 +0200 Received: from mx1.white.stw.pengutronix.de ([185.203.200.13]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wvxyr-0049Qn-2x for lore@lore.pengutronix.de; Mon, 17 Aug 2026 16:06:26 +0200 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by mx1.white.stw.pengutronix.de (Postfix) with ESMTPS id 89AAE2021FF for ; Mon, 17 Aug 2026 16:06:26 +0200 (CEST) Authentication-Results: mx1.white.stw.pengutronix.de; dkim=pass header.d=lists.infradead.org header.s=bombadil.20210309 header.b=wCLnbjom; dmarc=none; spf=pass (mx1.white.stw.pengutronix.de: domain of "barebox-bounces+lore=pengutronix.de@lists.infradead.org" designates 2607:7c80:54:3::133 as permitted sender) smtp.mailfrom="barebox-bounces+lore=pengutronix.de@lists.infradead.org" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ERpaOAom9RffXXNqQNhyXEeQ7+cyyXCPxVmcdIKtgZ4=; b=wCLnbjom8ZgWFqdIsCHCxKr1ze NA2nL/OIgSYkiqoHb0URKFpJAYLf85Dy6XqOhJtw+mmCRmmEBPOI1c9vz+tY5bm3s6Dfvs7t2evIv 8Em0NBzFIXBzm7ldPlKjOn0f6EHcgWccnRehZEPd15K6CsagHWSc3imUTS9awr5IazqJz63yuJTiZ W4zl7L/DGqmTXS6B4a1bu44/nNJVvKLzhQVJi+yd1ypdUAmgR7RYdwlWGCoZDB9wtHt8OWqsOuLfT XjIJSSEM30Ust9cdo8Pi7mVSWXRGuegr8tBEw+nkWSus7Cs7eXg6xbsBuxIiFAkIZWN3rgpzu6Loh diqtZVmA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wvxu2-00000006G38-07m5; Mon, 17 Aug 2026 14:01:26 +0000 Received: from mx1.white.stw.pengutronix.de ([2a0a:edc0:0:b01:1d::107]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wvxty-00000006G1A-1wHs for barebox@lists.infradead.org; Mon, 17 Aug 2026 14:01:24 +0000 Received: from drehscheibe.grey.stw.pengutronix.de (drehscheibe.grey.stw.pengutronix.de [IPv6:2a0a:edc0:0:c01:1d::a2]) (Authenticated sender: relay-from-drehscheibe.grey.stw.pengutronix.de) by mx1.white.stw.pengutronix.de (Postfix) with ESMTPSA id E99AA202202; Mon, 17 Aug 2026 16:01:18 +0200 (CEST) Received: from dude05.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::54]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wvxtu-001xrw-2O; Mon, 17 Aug 2026 16:01:18 +0200 Received: from [::1] (helo=dude05.red.stw.pengutronix.de) by dude05.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1wvxtu-0000000F1aR-2ZGi; Mon, 17 Aug 2026 16:01:18 +0200 From: Stefan Kerkmann Date: Mon, 17 Aug 2026 16:01:17 +0200 Subject: [PATCH v3 6/8] ARM: socfpga: agilex5: re-init pbl clocksource MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260817-feature-pbl-get-time-ns-v3-6-9874c1438855@pengutronix.de> References: <20260817-feature-pbl-get-time-ns-v3-0-9874c1438855@pengutronix.de> In-Reply-To: <20260817-feature-pbl-get-time-ns-v3-0-9874c1438855@pengutronix.de> To: Sascha Hauer , "open list:BAREBOX" Cc: Stefan Kerkmann X-Mailer: b4 0.15.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260817_070122_661640_E03BFCE6 X-CRM114-Status: UNSURE ( 9.43 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: After changing the cntfrq register the global PBL clocksource must be re-initialized. The inline assembly was dropped in favor of the set_cntfrq function, the subsequent read is a no-op and dropped wi [...] Content analysis details: (-1.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 0.0 DMARC_MISSING Missing DMARC policy 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: , Sender: "barebox" X-Rspamd-Action: no action X-Rspamd-Server: mx1 X-Stat-Signature: bi7bd57tthiuxxic11yq1br8x4zxfu5g X-Spamd-Result: default: False [-7.71 / 15.00]; BAYES_HAM(-3.00)[100.00%]; DWL_DNSWL_MED(-2.00)[infradead.org:dkim]; KNOWN_LIST_ID(-1.00)[barebox.lists.infradead.org]; RCVD_DKIM_ARC_DNSWL_MED(-0.50)[]; RCVD_IN_DNSWL_MED(-0.40)[2a0a:edc0:0:1101:1d::54:received,2607:7c80:54:3::133:from]; R_SPF_ALLOW(-0.20)[+mx:c]; MAILLIST(-0.20)[mailman]; R_DKIM_ALLOW(-0.20)[lists.infradead.org:s=bombadil.20210309]; RCVD_IN_DNSWL_LOW(-0.10)[2a0a:edc0:0:c01:1d::a2:received]; MIME_GOOD(-0.10)[text/plain]; HAS_LIST_UNSUB(-0.01)[]; RCVD_TLS_LAST(0.00)[]; TO_DN_ALL(0.00)[]; FORWARDED(0.00)[barebox@lists.infradead.org]; ARC_NA(0.00)[]; RECEIVED_HELO_LOCALHOST(0.00)[]; MIME_TRACE(0.00)[0:+]; DMARC_NA(0.00)[pengutronix.de]; TAGGED_FROM(0.00)[lore=pengutronix.de]; RCPT_COUNT_THREE(0.00)[3]; FORGED_SENDER(0.00)[s.kerkmann@pengutronix.de,barebox-bounces@lists.infradead.org]; FORGED_SENDER_FORWARDING(0.00)[]; FROM_NEQ_ENVFROM(0.00)[s.kerkmann@pengutronix.de,barebox-bounces@lists.infradead.org]; FROM_HAS_DN(0.00)[]; DKIM_TRACE(0.00)[lists.infradead.org:+]; RCVD_COUNT_FIVE(0.00)[5]; MID_RHS_MATCH_FROM(0.00)[]; NEURAL_HAM(-0.00)[-1.000]; ASN(0.00)[asn:7247, ipnet:2607:7c80:54::/48, country:US]; RCVD_VIA_SMTP_AUTH(0.00)[]; FORGED_SENDER_MAILLIST(0.00)[] X-Rspamd-Queue-Id: 89AAE2021FF After changing the cntfrq register the global PBL clocksource must be re-initialized. The inline assembly was dropped in favor of the set_cntfrq function, the subsequent read is a no-op and dropped without a replacement. Signed-off-by: Stefan Kerkmann --- arch/arm/mach-socfpga/agilex5-clock-manager.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-socfpga/agilex5-clock-manager.c b/arch/arm/mach-socfpga/agilex5-clock-manager.c index 4ce7a2d4a2..0b0425efc1 100644 --- a/arch/arm/mach-socfpga/agilex5-clock-manager.c +++ b/arch/arm/mach-socfpga/agilex5-clock-manager.c @@ -5,6 +5,7 @@ #include #include +#include #include #include #include @@ -252,8 +253,6 @@ static void clk_basic_init(struct socfpga_clk_plat *plat, { u32 vcocalib; u32 cntfrq = COUNTER_FREQUENCY_REAL; - u32 counter_freq = 0; - if (!cfg) return; @@ -361,8 +360,8 @@ static void clk_basic_init(struct socfpga_clk_plat *plat, /* Update with accurate clock frequency */ if (current_el() == 3) { - asm volatile("msr cntfrq_el0, %0" : : "r" (cntfrq) : "memory"); - asm volatile("mrs %0, cntfrq_el0" : "=r" (counter_freq)); + set_cntfrq(cntfrq); + arm_arch_timer_init(cntfrq); } /* Out of boot mode */ -- 2.47.3