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 4.80.1 #2 (Red Hat Linux)) id 1ZFFcz-0006iu-Uf for barebox@lists.infradead.org; Wed, 15 Jul 2015 05:53:10 +0000 From: Sascha Hauer Date: Wed, 15 Jul 2015 07:52:46 +0200 Message-Id: <1436939566-20823-2-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1436939566-20823-1-git-send-email-s.hauer@pengutronix.de> References: <1436939566-20823-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 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 2/2] regulator: Add support for regulator-boot-on device tree property To: Barebox List Signed-off-by: Sascha Hauer --- drivers/regulator/core.c | 15 +++++++++++++++ include/regulator.h | 1 + 2 files changed, 16 insertions(+) diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 96bf846..73f5c6e 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -89,6 +89,7 @@ static int regulator_disable_internal(struct regulator_internal *ri) static struct regulator_internal * __regulator_register(struct regulator_dev *rd, const char *name) { struct regulator_internal *ri; + int ret; ri = xzalloc(sizeof(*ri)); ri->rdev = rd; @@ -100,7 +101,19 @@ static struct regulator_internal * __regulator_register(struct regulator_dev *rd if (name) ri->name = xstrdup(name); + if (rd->boot_on) { + ret = regulator_enable_internal(ri); + if (ret && ret != -ENOSYS) + goto err; + } + return ri; +err: + list_del(&ri->list); + free(ri->name); + free(ri); + + return ERR_PTR(ret); } @@ -117,6 +130,8 @@ int of_regulator_register(struct regulator_dev *rd, struct device_node *node) struct regulator_internal *ri; const char *name; + rd->boot_on = of_property_read_bool(node, "regulator-boot-on"); + name = of_get_property(node, "regulator-name", NULL); ri = __regulator_register(rd, name); diff --git a/include/regulator.h b/include/regulator.h index a43d3df..367e13f 100644 --- a/include/regulator.h +++ b/include/regulator.h @@ -6,6 +6,7 @@ struct regulator; struct regulator_dev { struct regulator_ops *ops; + int boot_on; }; struct regulator_ops { -- 2.1.4 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox