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 casper.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k7aMk-0004I7-5Y for barebox@lists.infradead.org; Mon, 17 Aug 2020 08:19:44 +0000 From: Oleksij Rempel Date: Mon, 17 Aug 2020 10:19:25 +0200 Message-Id: <20200817081929.2329-4-o.rempel@pengutronix.de> In-Reply-To: <20200817081929.2329-1-o.rempel@pengutronix.de> References: <20200817081929.2329-1-o.rempel@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 v4 3/7] common: console_common: add of_console_get_by_alias() helper To: barebox@lists.infradead.org, david@protonic.nl Cc: Oleksij Rempel Add helper function to get console device by devicetree alias Signed-off-by: Oleksij Rempel --- common/console_common.c | 18 ++++++++++++++++++ include/console.h | 1 + 2 files changed, 19 insertions(+) diff --git a/common/console_common.c b/common/console_common.c index a174c2deed..8cd57e623d 100644 --- a/common/console_common.c +++ b/common/console_common.c @@ -23,6 +23,7 @@ #include #include #include +#include #include #include #include @@ -323,6 +324,23 @@ struct console_device *console_get_first_active(void) } EXPORT_SYMBOL(console_get_first_active); +struct console_device *of_console_get_by_alias(const char *alias) +{ + struct device_node *node; + struct device_d *dev; + + node = of_find_node_by_alias(NULL, alias); + if (!node) + return NULL; + + dev = of_find_device_by_node(node); + if (!dev) + return NULL; + + return console_get_by_dev(dev); +} +EXPORT_SYMBOL(of_console_get_by_alias); + #endif /* !CONFIG_CONSOLE_NONE */ int dprintf(int file, const char *fmt, ...) diff --git a/include/console.h b/include/console.h index 5b5c037026..a71d0da42e 100644 --- a/include/console.h +++ b/include/console.h @@ -87,6 +87,7 @@ int console_unregister(struct console_device *cdev); struct console_device *console_get_by_dev(struct device_d *dev); struct console_device *console_get_by_name(const char *name); +struct console_device *of_console_get_by_alias(const char *alias); extern struct list_head console_list; #define for_each_console(console) list_for_each_entry(console, &console_list, list) -- 2.28.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox