From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Mon, 14 May 2012 12:24:13 +0000 (+0100)
Subject: regulator: wm8994: Allow registration with no platform data
X-Git-Tag: firefly_0821_release~3680^2~2855^2~37
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b68b45d77d7c23c6d92576d494796912883be4e1;p=firefly-linux-kernel-4.4.55.git

regulator: wm8994: Allow registration with no platform data

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/drivers/regulator/wm8994-regulator.c b/drivers/regulator/wm8994-regulator.c
index 7c64ce599d2a..9a994316e63c 100644
--- a/drivers/regulator/wm8994-regulator.c
+++ b/drivers/regulator/wm8994-regulator.c
@@ -168,9 +168,6 @@ static __devinit int wm8994_ldo_probe(struct platform_device *pdev)
 
 	dev_dbg(&pdev->dev, "Probing LDO%d\n", id + 1);
 
-	if (!pdata)
-		return -ENODEV;
-
 	ldo = devm_kzalloc(&pdev->dev, sizeof(struct wm8994_ldo), GFP_KERNEL);
 	if (ldo == NULL) {
 		dev_err(&pdev->dev, "Unable to allocate private data\n");
@@ -192,9 +189,10 @@ static __devinit int wm8994_ldo_probe(struct platform_device *pdev)
 		ldo->is_enabled = true;
 
 	config.dev = wm8994->dev;
-	config.init_data = pdata->ldo[id].init_data;
 	config.driver_data = ldo;
 	config.regmap = wm8994->regmap;
+	if (pdata)
+		config.init_data = pdata->ldo[id].init_data;
 
 	ldo->regulator = regulator_register(&wm8994_ldo_desc[id], &config);
 	if (IS_ERR(ldo->regulator)) {