From 1c37f8a838fa8b1e98a984893bd4f1a8a9849421 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Sat, 3 Mar 2012 12:40:01 +0100 Subject: [PATCH] regulator fixed: Do not report enumaratable voltages if there are none If used as a dummy voltage provider the fixed regulator should not set n_voltages to make the core accept the device. Signed-off-by: Sascha Hauer Signed-off-by: Mark Brown --- drivers/regulator/fixed.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c index e24e3a174c4b..40f38030b394 100644 --- a/drivers/regulator/fixed.c +++ b/drivers/regulator/fixed.c @@ -192,7 +192,9 @@ static int __devinit reg_fixed_voltage_probe(struct platform_device *pdev) drvdata->desc.type = REGULATOR_VOLTAGE; drvdata->desc.owner = THIS_MODULE; drvdata->desc.ops = &fixed_voltage_ops; - drvdata->desc.n_voltages = 1; + + if (config->microvolts) + drvdata->desc.n_voltages = 1; drvdata->microvolts = config->microvolts; drvdata->gpio = config->gpio;