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gpio: pch: allow use from device tree

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Allow GPIOs from the gpio-pch driver to be referenced from device tree
by simply setting the struct gpio_chip of_node pointer to that of the
struct pci_dev.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Paul Burton 2015-11-30 16:21:38 +00:00 committed by Linus Walleij
parent dfaf19de59
commit 1cfadea8f3
1 changed files with 1 additions and 0 deletions
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1
drivers/gpio/gpio-pch.c
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@ -394,6 +394,7 @@ static int pch_gpio_probe(struct pci_dev *pdev,
pci_set_drvdata(pdev, chip);
spin_lock_init(&chip->spinlock);
pch_gpio_setup(chip);
chip->gpio.of_node = pdev->dev.of_node;
ret = gpiochip_add(&chip->gpio);
if (ret) {
dev_err(&pdev->dev, "PCH gpio: Failed to register GPIO\n");