From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h41Ys-0006QP-Po for barebox@lists.infradead.org; Wed, 13 Mar 2019 10:56:42 +0000 From: Lucas Stach Date: Wed, 13 Mar 2019 11:56:33 +0100 Message-Id: <20190313105635.22055-4-l.stach@pengutronix.de> In-Reply-To: <20190313105635.22055-1-l.stach@pengutronix.de> References: <20190313105635.22055-1-l.stach@pengutronix.de> MIME-Version: 1.0 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" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 4/6] ARM: zii-common: fetch network config from SP To: barebox@lists.infradead.org Cc: Andrey Smirnov , Chris Healy On both RDU1 and RDU2 the seat notwork configuration is stored in a configuration EEPROM accessible via the RAVE SP. Add an initcall to fetch this configuration and add it to the kernel command line. Signed-off-by: Lucas Stach --- arch/arm/boards/zii-common/Makefile | 2 +- arch/arm/boards/zii-common/board.c | 44 +++++++++++++++++++++++++++++ 2 files changed, 45 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boards/zii-common/board.c diff --git a/arch/arm/boards/zii-common/Makefile b/arch/arm/boards/zii-common/Makefile index 057f2a89c647..fcc5cdf97dd5 100644 --- a/arch/arm/boards/zii-common/Makefile +++ b/arch/arm/boards/zii-common/Makefile @@ -1 +1 @@ -obj-y += switch-cmd.o pn-fixup.o +obj-y += board.o switch-cmd.o pn-fixup.o diff --git a/arch/arm/boards/zii-common/board.c b/arch/arm/boards/zii-common/board.c new file mode 100644 index 000000000000..254b09a7a768 --- /dev/null +++ b/arch/arm/boards/zii-common/board.c @@ -0,0 +1,44 @@ +/* + * Copyright (C) 2019 Zodiac Inflight Innovation + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include + +static int rdu_networkconfig(void) +{ + static char *rdu_netconfig; + struct device_d *sp_dev; + + if (!of_machine_is_compatible("zii,imx6q-zii-rdu2") && + !of_machine_is_compatible("zii,imx6qp-zii-rdu2") && + !of_machine_is_compatible("zii,imx51-rdu1")) + return 0; + + sp_dev = get_device_by_name("sp"); + if (!sp_dev) { + pr_warn("no sp device found, network config not available!\n"); + return -ENODEV; + } + + rdu_netconfig = basprintf("ip=%s:::%s::eth0:", + dev_get_param(sp_dev, "ipaddr"), + dev_get_param(sp_dev, "netmask")); + + globalvar_add_simple_string("linux.bootargs.rdu_network", + &rdu_netconfig); + + return 0; +} +late_initcall(rdu_networkconfig); -- 2.20.1 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox