diff options
Diffstat (limited to 'drivers/gpu/drm/tegra/dpaux.c')
| -rw-r--r-- | drivers/gpu/drm/tegra/dpaux.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index ee4180d8db14..2d94da225e51 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 NVIDIA Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/clk.h> @@ -485,11 +482,16 @@ static int tegra_dpaux_probe(struct platform_device *pdev) return err; } - dpaux->vdd = devm_regulator_get(&pdev->dev, "vdd"); + dpaux->vdd = devm_regulator_get_optional(&pdev->dev, "vdd"); if (IS_ERR(dpaux->vdd)) { - dev_err(&pdev->dev, "failed to get VDD supply: %ld\n", - PTR_ERR(dpaux->vdd)); - return PTR_ERR(dpaux->vdd); + if (PTR_ERR(dpaux->vdd) != -ENODEV) { + if (PTR_ERR(dpaux->vdd) != -EPROBE_DEFER) + dev_err(&pdev->dev, + "failed to get VDD supply: %ld\n", + PTR_ERR(dpaux->vdd)); + + return PTR_ERR(dpaux->vdd); + } } platform_set_drvdata(pdev, dpaux); |