From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 91F4BC07E96 for ; Thu, 8 Jul 2021 17:36:31 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 15C9761879 for ; Thu, 8 Jul 2021 17:36:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 15C9761879 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nic.cz Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 65DC283203; Thu, 8 Jul 2021 19:36:24 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=nic.cz Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; secure) header.d=nic.cz header.i=@nic.cz header.b="B/RJiGY3"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id AEB08831FC; Thu, 8 Jul 2021 19:36:22 +0200 (CEST) Received: from mail.nic.cz (mail.nic.cz [IPv6:2001:1488:800:400::400]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 183BE83203 for ; Thu, 8 Jul 2021 19:30:41 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=nic.cz Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=marek.behun@nic.cz Received: from dellmb.labs.office.nic.cz (unknown [IPv6:2001:1488:fffe:6:8747:7254:5571:3010]) by mail.nic.cz (Postfix) with ESMTPSA id B4F83142BCD; Thu, 8 Jul 2021 19:30:40 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1625765440; bh=Zgu4oX99kGj7x0WCLwrPljOBiF3osrVPiJ9CZG4mBoc=; h=From:To:Date; b=B/RJiGY3Ee/gwW6Z2uG7PLxAFkrHeoVP5AdyYPYomK3VkWF15cLbK4Dqh9KxmWJil fd1jiV76ASfmlF45wwqxxlLKJ10PcZD9fQVqRjhfBQzxEV7pDQuy+h/DDUpgheBM1w WCVC2UWwqLS1Fsb6kprf/j767TsEQAj9OrLc+enE= From: =?UTF-8?q?Marek=20Beh=C3=BAn?= To: u-boot@lists.denx.de, Chris Packham , Stefan Roese , Baruch Siach , Dirk Eibach , Chris Packham Cc: Dennis Gilmore , Mario Six , Jon Nettleton , =?UTF-8?q?Pali=20Roh=C3=A1r?= , =?UTF-8?q?Marek=20Beh=C3=BAn?= Subject: [PATCH u-boot-mvebu 21/31] arm: mvebu: Use U-Boot's SPL BootROM framework for booting from NAND/UART Date: Thu, 8 Jul 2021 19:30:22 +0200 Message-Id: <20210708173032.27999-22-marek.behun@nic.cz> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210708173032.27999-1-marek.behun@nic.cz> References: <20210708173032.27999-1-marek.behun@nic.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean From: Pali Rohár Current code uses hack in board_init_f() which calls return_to_bootrom() to skip U-Boot SPL code and return back to BootROM to load U-Boot via UART or from NAND. This change migrates that hack from the board_init_f() function and changes it to return BOOT_DEVICE_BOOTROM instead of returning to BootROM directly, so that U-Boot's SPL framework is used for returning to BootROM. Signed-off-by: Pali Rohár Reviewed-by: Marek Behún --- arch/arm/mach-mvebu/spl.c | 48 ++++++++++++++++++++------------------- 1 file changed, 25 insertions(+), 23 deletions(-) diff --git a/arch/arm/mach-mvebu/spl.c b/arch/arm/mach-mvebu/spl.c index 836eb18889..3551c9de42 100644 --- a/arch/arm/mach-mvebu/spl.c +++ b/arch/arm/mach-mvebu/spl.c @@ -76,7 +76,31 @@ static u32 get_boot_device(void) u32 spl_boot_device(void) { - return get_boot_device(); + u32 boot_device = get_boot_device(); + + /* + * Return to the BootROM to continue the Marvell xmodem + * UART boot protocol. As initiated by the kwboot tool. + * + * This can only be done by the BootROM and not by the + * U-Boot SPL infrastructure, since the beginning of the + * image is already read and interpreted by the BootROM. + * SPL has no chance to receive this information. So we + * need to return to the BootROM to enable this xmodem + * UART download. + * + * If booting from NAND lets let the BootROM load the + * rest of the bootloader. + */ + switch (boot_device) { + case BOOT_DEVICE_UART: +#if defined(CONFIG_ARMADA_38X) + case BOOT_DEVICE_NAND: +#endif + return BOOT_DEVICE_BOOTROM; + default: + return boot_device; + } } int board_return_to_bootrom(struct spl_image_info *spl_image, @@ -147,26 +171,4 @@ void board_init_f(ulong dummy) /* Update read timing control for PCIe */ mv_rtc_config(); - - /* - * Return to the BootROM to continue the Marvell xmodem - * UART boot protocol. As initiated by the kwboot tool. - * - * This can only be done by the BootROM and not by the - * U-Boot SPL infrastructure, since the beginning of the - * image is already read and interpreted by the BootROM. - * SPL has no chance to receive this information. So we - * need to return to the BootROM to enable this xmodem - * UART download. - * - * If booting from NAND lets let the BootROM load the - * rest of the bootloader. - */ - switch (get_boot_device()) { - case BOOT_DEVICE_UART: -#if defined(CONFIG_ARMADA_38X) - case BOOT_DEVICE_NAND: -#endif - return_to_bootrom(); - } } -- 2.31.1