linux-kernel - [PATCH] regulator: tps65217: Remove spurious platform data check

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Date:	Sat,  6 Sep 2014 12:11:21 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Liam Girdwood <lgirdwood@...il.com>
Cc:	linaro-kernel@...ts.linaro.org, linux-kernel@...r.kernel.org,
	Mark Brown <broonie@...nel.org>
Subject: [PATCH] regulator: tps65217: Remove spurious platform data check

We should always be able to probe a regulator with no platform data. This
will enable readback of current state, though no changes can be made to
the device configuration.

Signed-off-by: Mark Brown <broonie@...nel.org>
---
 drivers/regulator/tps65217-regulator.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c
index d58db72a63b0..1cf16aed9735 100644
--- a/drivers/regulator/tps65217-regulator.c
+++ b/drivers/regulator/tps65217-regulator.c
@@ -230,11 +230,6 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
 	if (tps->dev->of_node)
 		pdata = tps65217_parse_dt(pdev);
 
-	if (!pdata) {
-		dev_err(&pdev->dev, "Platform data not found\n");
-		return -EINVAL;
-	}
-
 	if (tps65217_chip_id(tps) != TPS65217) {
 		dev_err(&pdev->dev, "Invalid tps chip version\n");
 		return -ENODEV;
@@ -245,7 +240,8 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
 	for (i = 0; i < TPS65217_NUM_REGULATOR; i++) {
 		/* Register the regulators */
 		config.dev = tps->dev;
-		config.init_data = pdata->tps65217_init_data[i];
+		if (pdata)
+			config.init_data = pdata->tps65217_init_data[i];
 		config.driver_data = tps;
 		config.regmap = tps->regmap;
 		if (tps->dev->of_node)
-- 
2.1.0

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