linux-kernel - [PATCH 13/28] gpio: pch: allow use from device tree

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Date:	Mon, 30 Nov 2015 16:21:38 +0000
From:	Paul Burton <paul.burton@...tec.com>
To:	<linux-mips@...ux-mips.org>
CC:	Paul Burton <paul.burton@...tec.com>, <linux-gpio@...r.kernel.org>,
	"Linus Walleij" <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH 13/28] gpio: pch: allow use from device tree

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@...tec.com>
---

 drivers/gpio/gpio-pch.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 34ed176..56c9be4 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -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");
-- 
2.6.2

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