From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 23 May 2022 13:51:11 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nt6ad-006SOB-6K for lore@lore.pengutronix.de; Mon, 23 May 2022 13:51:11 +0200 Received: from [2607:7c80:54:3::133] (helo=bombadil.infradead.org) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nt6ab-0006OJ-69 for lore@pengutronix.de; Mon, 23 May 2022 13:51:10 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=OKnGOkA3PVn2Or+AI2PS+OjkjEajjy4hb2GfwU4c4so=; b=LBFGt8w9VhBHie HAGPNMM9eNlqhJ4T7q16TzluMmKaG/s4uMH4AZRWAahX4JTs8EzbP7RNWWaxtyOH43CRtbQnbmNpT bfJcY7+JCBIDzSUAzlHL736M838zOpHQBdKW5ZjEk1O8e1hnaqhV8BawMNhm7TMAMmgGLufVBjT5T pK1xDhRV7WcIRDO+Ij7WQBwlvZQCeMfHFzZ9bLPYdtp3V/RlKjt3vOHsN0zEUs1To8cWtDc5V8qq+ CgiXgNr8X476qx7a/vdTrBcLjr+e8xQR8rGMeS2zNC0yl2SznVkXc44jSzu0+QjokzbWenZa+vV5Q FRMXJFcGNMCLNCcDOHDw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nt6Z9-003ql9-0U; Mon, 23 May 2022 11:49:39 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nt5x2-003Z0Y-0P for barebox@lists.infradead.org; Mon, 23 May 2022 11:10:17 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[127.0.0.1]) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1nt5x0-0008Mm-1r; Mon, 23 May 2022 13:10:14 +0200 Message-ID: Date: Mon, 23 May 2022 13:10:13 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Content-Language: en-US To: Sascha Hauer Cc: barebox@lists.infradead.org References: <20220523092526.791716-1-a.fatoum@pengutronix.de> <20220523092526.791716-5-a.fatoum@pengutronix.de> <20220523110405.GN25578@pengutronix.de> From: Ahmad Fatoum In-Reply-To: <20220523110405.GN25578@pengutronix.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220523_041016_088166_4D889E06 X-CRM114-Status: GOOD ( 21.11 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:7c80:54:3::133 (failed) X-Broken-Reverse-DNS: no host name for IP address 2607:7c80:54:3::133 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.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.9 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,PTX_BROKEN_RDNS,RDNS_NONE, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH 5/8] serial: imx: add $global.bootm.earlycon fixup support X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) Hi, On 23.05.22 13:04, Sascha Hauer wrote: > On Mon, May 23, 2022 at 11:25:23AM +0200, Ahmad Fatoum wrote: >> Allow barebox compute a suitable earlycon parameter. >> >> Signed-off-by: Ahmad Fatoum >> --- >> drivers/serial/serial_imx.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/drivers/serial/serial_imx.c b/drivers/serial/serial_imx.c >> index 6a933c930e9b..cf9c3f02a7ef 100644 >> --- a/drivers/serial/serial_imx.c >> +++ b/drivers/serial/serial_imx.c >> @@ -234,6 +234,8 @@ static int imx_serial_probe(struct device_d *dev) >> cdev->flush = imx_serial_flush; >> cdev->setbrg = imx_serial_setbaudrate; >> cdev->linux_console_name = "ttymxc"; >> + cdev->linux_earlycon_name = "ec_imx6q"; > > "ec_imx6q" sounds wrong for the older i.MX SoCs. I don't know how > OF_EARLYCON_DECLARE works, but this: > > OF_EARLYCON_DECLARE(ec_imx6q, "fsl,imx6q-uart", imx_console_early_setup); > OF_EARLYCON_DECLARE(ec_imx21, "fsl,imx21-uart", imx_console_early_setup); > > looks like it matches a device tree compatible entry. For the older SoCs > you should likely use "ec_imx21". Oh, I can fix this for v2. > Anyway, plain "earlycon" just works, why the hassle? Not all boards have a DT with stdout-path or probe from device tree. I ran into this issue three times now (twice DT-enabled boards, but no stdout-path, once on x86 with no DT) and figured it would be nifty if barebox could just optionally generate it. Cheers, Ahmad > > Sascha > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox