linux-kernel - [PATCH] mfd: syscon: Allow to using subdevices

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Message-Id: <1384433523-30602-1-git-send-email-shc_work@mail.ru>
Date:	Thu, 14 Nov 2013 16:52:03 +0400
From:	Alexander Shiyan <shc_work@...l.ru>
To:	linux-kernel@...r.kernel.org
Cc:	devicetree@...r.kernel.org, Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <rob.herring@...xeda.com>,
	Alexander Shiyan <shc_work@...l.ru>
Subject: [PATCH] mfd: syscon: Allow to using subdevices

This patch adds support for using subdevices within syscon node.
Primary usage of this is describe all devices with same memory
region in one container.

Signed-off-by: Alexander Shiyan <shc_work@...l.ru>
---
 drivers/mfd/syscon.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
index 71841f9..6e9244a 100644
--- a/drivers/mfd/syscon.c
+++ b/drivers/mfd/syscon.c
@@ -152,6 +152,9 @@ static int syscon_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, syscon);
 
+	if (of_platform_populate(dev->of_node, NULL, NULL, dev))
+		dev_warn(dev, "Fail to create subdevices\n");
+
 	dev_info(dev, "regmap %pR registered\n", res);
 
 	return 0;
-- 
1.8.1.5

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