From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 16 Mar 2026 09:58:41 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) 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 1w23mb-001NYy-0T for lore@lore.pengutronix.de; Mon, 16 Mar 2026 09:58:41 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1w23ma-0008M2-Jg for lore@pengutronix.de; Mon, 16 Mar 2026 09:58:41 +0100 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: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:In-Reply-To:References:List-Owner; bh=jOw0tLlP1Q6+Zu26aaK7Xf9J17OQbY5gPWXy4lHH8MI=; b=AMHJwh3qywzXHl5HRyVxYM78LL 4MK1IGjBLw57i5vB4Fnbw7ZuYyPLPZDxBTRbvs/Ex4SRURTcDNzZSARDo/lBKWMSmD+usiDRxPt+6 LeT+LjkwqB8LHnEbShzBOleFPZOThqCn8O7Wv27P+qYh+9vJ2OnVA4YYVqO0sqGR8Ept8Z/H/uI7y v5LHEu/J1LO4SMxtjjbiES0QYuiw5bwTQukb0Et7piNNUmwNa0NqmEvNY/2mgbvHBE29KbIuSss2s O9RAhaHgil57+Apj65XfJ0xd1hUaiSYxGtE1ViYe0JbAt3Rr8uNRNvZpRiDu1wQVnI7oWETGHF6kf 7vcLlDhA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w23m8-00000003aTk-3u8M; Mon, 16 Mar 2026 08:58:12 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w23m7-00000003aSW-08qr for barebox@lists.infradead.org; Mon, 16 Mar 2026 08:58:12 +0000 Received: from dude06.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::5c]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1w23m4-0008Ce-2c; Mon, 16 Mar 2026 09:58:08 +0100 From: Fabian Pflug Date: Mon, 16 Mar 2026 09:58:03 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260316-v2026-03-0-topic-atf_scatch_fdt-v1-1-33cde8738bc4@pengutronix.de> X-B4-Tracking: v=1; b=H4sIABrGt2kC/x2NMQqAMAwAvyKZDVQrDn5FRNqYaBaVtohQ/LvV7 W65yxA5KEcYqgyBL4167EWaugLa3L4y6lIcWtP2xjY9Xh+hsWgwHacSuiRzJJdom2VJaNmSeNe J9x5K5Qwsev+HcXqeF6byGi9xAAAA X-Change-ID: 20260316-v2026-03-0-topic-atf_scatch_fdt-3e3cfba4fbbb To: Marco Felsch , BAREBOX Cc: Fabian Pflug X-Mailer: b4 0.14.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260316_015811_084895_6CD1C0A0 X-CRM114-Status: GOOD ( 11.06 ) 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-SA-Exim-Connect-IP: 2607:7c80:54:3::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.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-2.8 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH] ARM: i.MX: atf: pass scratch fdt if configured X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) If a scratch space is configured for fdt on i.MX devices, then there is a space for OP-TEE to put its overlay fragments if configured with CFG_GENERATE_DTB_OVERLAY. These fragements can then be applied to the devicetree in barebox. There is no need to pass the fdt to OP-TEE, if OP-TEE is already configured correctly for the specific device. Signed-off-by: Fabian Pflug --- arch/arm/mach-imx/atf.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/arch/arm/mach-imx/atf.c b/arch/arm/mach-imx/atf.c index 34893c3a04..745f10a0df 100644 --- a/arch/arm/mach-imx/atf.c +++ b/arch/arm/mach-imx/atf.c @@ -68,18 +68,19 @@ static __noreturn void start_bl31_via_bl_params(void *bl31, void *bl32, int error; u8 *buf; - if (!fdt) - bl31_via_bl_params(bl31, bl32, bl33, NULL); - buf = imx_scratch_get_fdt(&bufsz); if (IS_ERR_OR_NULL(buf)) { - if (!buf) + if (!buf && fdt) pr_debug("No FDT scratch mem configured, continue without FDT\n"); - else + else if (fdt) pr_warn("Failed to get FDT scratch mem, continue without FDT\n"); bl31_via_bl_params(bl31, bl32, bl33, NULL); } + if (!fdt) + bl31_via_bl_params(bl31, bl32, bl33, buf); + + error = pbl_load_fdt(fdt, buf, bufsz); if (error) { pr_warn("Failed to load FDT, continue without FDT\n"); --- base-commit: ab82fbd7dcc6c862c7cf281ad515097ffb654499 change-id: 20260316-v2026-03-0-topic-atf_scatch_fdt-3e3cfba4fbbb Best regards, -- Fabian Pflug