From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 11 Dec 2025 09:40:00 +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 1vTcDQ-00AELN-2W for lore@lore.pengutronix.de; Thu, 11 Dec 2025 09:40:00 +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 1vTcDQ-0003X1-6T for lore@pengutronix.de; Thu, 11 Dec 2025 09:40:00 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=Tq1KSK0/Brx0pSpVHcslqhI0Ze8MSi/5hDZsUzII82A=; b=C8z4iBHXZMnS0E /daon61p1U9wHNHMaBmyx2e4c70+/SVkPTn9XPxh53usvyLEX6ISoZG1xoAqXNrK28aRN1P/HR8qR f+jjJ9FxE/kzSuyvYAG+YzlEcqK4ZEttNiPmXd7okbWyI0JQtR/jQ6tkqhSmvKZE9XugcEJWqcGDU d/V4fX2OR0NGUsavaMD9FIg7ipb94FXmgSDYcKGfFhtgw3PDL0cjqreCevxnRrDX6vkyh8nZQ7TYA fz+WZu9TpcSOU5BNQ9DmRnU1WL6x5v4+TDihh/Am9+Jg9Q8fdvxhvNAOFzEKN/99r/kVgt1KaZmhv vYyindUA3BWi++8fb/5w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vTcCz-0000000GO4y-3baO; Thu, 11 Dec 2025 08:39:33 +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 1vTcCu-0000000GO3t-1ZBU for barebox@lists.infradead.org; Thu, 11 Dec 2025 08:39:32 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vTcCs-0003PV-O3; Thu, 11 Dec 2025 09:39:26 +0100 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) 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 1vTcCs-0056Bc-1n; Thu, 11 Dec 2025 09:39:26 +0100 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1vTcCs-00000008KPH-1qIJ; Thu, 11 Dec 2025 09:39:26 +0100 From: Sascha Hauer To: Barebox List Date: Thu, 11 Dec 2025 09:39:24 +0100 Message-ID: <20251211083925.1985059-1-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251211_003929_096752_6274EAC1 X-CRM114-Status: GOOD ( 14.17 ) 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: , Cc: Marco Felsch 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=-4.0 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 1/2] ARM: i.MX8MM EVK: refactor early startup 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) refactor startup a bit to make it more clear: - Do not call start_atf() when not in EL3 rather than immediately returning from the function - rename start_atf() to nxp_imx8mm_evk_init_early() and call nxp_imx8mm_evk_init_early() from nxp_imx8mm_evk_start() directly This is done in preparation for a series which changes nxp_imx8mm_evk_init_early() to take a device tree pointer. Signed-off-by: Sascha Hauer --- arch/arm/boards/nxp-imx8mm-evk/lowlevel.c | 22 ++++++++++------------ 1 file changed, 10 insertions(+), 12 deletions(-) diff --git a/arch/arm/boards/nxp-imx8mm-evk/lowlevel.c b/arch/arm/boards/nxp-imx8mm-evk/lowlevel.c index 881d8285b6..a09caa4904 100644 --- a/arch/arm/boards/nxp-imx8mm-evk/lowlevel.c +++ b/arch/arm/boards/nxp-imx8mm-evk/lowlevel.c @@ -95,21 +95,11 @@ static void power_init_board(void) extern struct dram_timing_info imx8mm_evk_dram_timing; -static void start_atf(void) +static void nxp_imx8mm_evk_init_early(void) { - /* - * If we are in EL3 we are running for the first time and need to - * initialize the DRAM and run TF-A (BL31). The TF-A will then jump - * to DRAM in EL2. - */ - if (current_el() != 3) - return; - imx8mm_early_clock_init(); power_init_board(); imx8mm_ddr_init(&imx8mm_evk_dram_timing, DRAM_TYPE_LPDDR4); - - imx8mm_load_and_start_image_via_tfa(); } /* @@ -136,7 +126,15 @@ static __noreturn noinline void nxp_imx8mm_evk_start(void) setup_uart(); - start_atf(); + /* + * If we are in EL3 we are running for the first time and need to + * initialize the DRAM and run TF-A (BL31). The TF-A will then jump + * to DRAM in EL2. + */ + if (current_el() == 3) { + nxp_imx8mm_evk_init_early(); + imx8mm_load_and_start_image_via_tfa(); + } /* * Standard entry we hit once we initialized both DDR and ATF. I2C pad -- 2.47.3