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gpio: htc-egpio: Unique label per chip

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Give the HTC EGPIO chips unique names, htc-egpio-0,
htc-egpio-1 etc, so that it gets possible to associate
machine descriptor tables with individual chips.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2018-09-23 16:07:07 +02:00
parent a2ab170374
commit 212d706961
1 changed files with 7 additions and 1 deletions
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8
drivers/gpio/gpio-htc-egpio.c
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@ -334,7 +334,13 @@ static int __init egpio_probe(struct platform_device *pdev)
ei->chip[i].is_out = pdata->chip[i].direction;
ei->chip[i].dev = &(pdev->dev);
chip = &(ei->chip[i].chip);
chip->label = "htc-egpio";
chip->label = devm_kasprintf(&pdev->dev, GFP_KERNEL,
"htc-egpio-%d",
i);
if (!chip->label) {
ret = -ENOMEM;
goto fail;
}
chip->parent = &pdev->dev;
chip->owner = THIS_MODULE;
chip->get = egpio_get;